ostc4: Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal

author	Ideenmodellierer
date	Sun, 19 Jan 2025 20:55:30 +0100 (2 months ago)
parents	c78bcbd5deda
children

rev	line source
128 c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	1 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	2 ******************************************************************************
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	3 * @file stm32f4xx_hal_gpio.c
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	4 * @author MCD Application Team
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	5 * @brief GPIO HAL module driver.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	6 * This file provides firmware functions to manage the following
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	7 * functionalities of the General Purpose Input/Output (GPIO) peripheral:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	8 * + Initialization and de-initialization functions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	9 * + IO operation functions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	10 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	11 @verbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	12 ==============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	13 ##### GPIO Peripheral features #####
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	14 ==============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	15 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	16 Subject to the specific hardware characteristics of each I/O port listed in the datasheet, each
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	17 port bit of the General Purpose IO (GPIO) Ports, can be individually configured by software
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	18 in several modes:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	19 (+) Input mode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	20 (+) Analog mode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	21 (+) Output mode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	22 (+) Alternate function mode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	23 (+) External interrupt/event lines
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	24
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	25 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	26 During and just after reset, the alternate functions and external interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	27 lines are not active and the I/O ports are configured in input floating mode.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	28
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	29 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	30 All GPIO pins have weak internal pull-up and pull-down resistors, which can be
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	31 activated or not.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	32
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	33 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	34 In Output or Alternate mode, each IO can be configured on open-drain or push-pull
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	35 type and the IO speed can be selected depending on the VDD value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	36
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	37 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	38 All ports have external interrupt/event capability. To use external interrupt
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	39 lines, the port must be configured in input mode. All available GPIO pins are
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	40 connected to the 16 external interrupt/event lines from EXTI0 to EXTI15.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	41
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	42 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	43 The external interrupt/event controller consists of up to 23 edge detectors
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	44 (16 lines are connected to GPIO) for generating event/interrupt requests (each
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	45 input line can be independently configured to select the type (interrupt or event)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	46 and the corresponding trigger event (rising or falling or both). Each line can
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	47 also be masked independently.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	48
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	49 ##### How to use this driver #####
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	50 ==============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	51 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	52 (#) Enable the GPIO AHB clock using the following function: __HAL_RCC_GPIOx_CLK_ENABLE().
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	53
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	54 (#) Configure the GPIO pin(s) using HAL_GPIO_Init().
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	55 (++) Configure the IO mode using "Mode" member from GPIO_InitTypeDef structure
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	56 (++) Activate Pull-up, Pull-down resistor using "Pull" member from GPIO_InitTypeDef
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	57 structure.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	58 (++) In case of Output or alternate function mode selection: the speed is
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	59 configured through "Speed" member from GPIO_InitTypeDef structure.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	60 (++) In alternate mode is selection, the alternate function connected to the IO
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	61 is configured through "Alternate" member from GPIO_InitTypeDef structure.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	62 (++) Analog mode is required when a pin is to be used as ADC channel
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	63 or DAC output.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	64 (++) In case of external interrupt/event selection the "Mode" member from
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	65 GPIO_InitTypeDef structure select the type (interrupt or event) and
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	66 the corresponding trigger event (rising or falling or both).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	67
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	68 (#) In case of external interrupt/event mode selection, configure NVIC IRQ priority
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	69 mapped to the EXTI line using HAL_NVIC_SetPriority() and enable it using
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	70 HAL_NVIC_EnableIRQ().
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	71
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	72 (#) To get the level of a pin configured in input mode use HAL_GPIO_ReadPin().
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	73
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	74 (#) To set/reset the level of a pin configured in output mode use
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	75 HAL_GPIO_WritePin()/HAL_GPIO_TogglePin().
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	76
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	77 (#) To lock pin configuration until next reset use HAL_GPIO_LockPin().
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	78
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	79
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	80 (#) During and just after reset, the alternate functions are not
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	81 active and the GPIO pins are configured in input floating mode (except JTAG
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	82 pins).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	83
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	84 (#) The LSE oscillator pins OSC32_IN and OSC32_OUT can be used as general purpose
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	85 (PC14 and PC15, respectively) when the LSE oscillator is off. The LSE has
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	86 priority over the GPIO function.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	87
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	88 (#) The HSE oscillator pins OSC_IN/OSC_OUT can be used as
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	89 general purpose PH0 and PH1, respectively, when the HSE oscillator is off.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	90 The HSE has priority over the GPIO function.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	91
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	92 @endverbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	93 ******************************************************************************
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	94 * @attention
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	95 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	96 * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	97 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	98 * Redistribution and use in source and binary forms, with or without modification,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	99 * are permitted provided that the following conditions are met:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	100 * 1. Redistributions of source code must retain the above copyright notice,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	101 * this list of conditions and the following disclaimer.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	102 * 2. Redistributions in binary form must reproduce the above copyright notice,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	103 * this list of conditions and the following disclaimer in the documentation
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	104 * and/or other materials provided with the distribution.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	105 * 3. Neither the name of STMicroelectronics nor the names of its contributors
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	106 * may be used to endorse or promote products derived from this software
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	107 * without specific prior written permission.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	108 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	109 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	110 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	111 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	112 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	113 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	114 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	115 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	116 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	117 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	118 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	119 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	120 ******************************************************************************
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	121 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	122
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	123 /* Includes ------------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	124 #include "stm32f4xx_hal.h"
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	125
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	126 /** @addtogroup STM32F4xx_HAL_Driver
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	127 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	128 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	129
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	130 /** @defgroup GPIO GPIO
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	131 * @brief GPIO HAL module driver
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	132 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	133 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	134
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	135 #ifdef HAL_GPIO_MODULE_ENABLED
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	136
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	137 /* Private typedef -----------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	138 /* Private define ------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	139 /** @addtogroup GPIO_Private_Constants GPIO Private Constants
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	140 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	141 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	142 #define GPIO_MODE 0x00000003U
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	143 #define EXTI_MODE 0x10000000U
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	144 #define GPIO_MODE_IT 0x00010000U
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	145 #define GPIO_MODE_EVT 0x00020000U
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	146 #define RISING_EDGE 0x00100000U
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	147 #define FALLING_EDGE 0x00200000U
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	148 #define GPIO_OUTPUT_TYPE 0x00000010U
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	149
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	150 #define GPIO_NUMBER 16U
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	151 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	152 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	153 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	154 /* Private macro -------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	155 /* Private variables ---------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	156 /* Private function prototypes -----------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	157 /* Private functions ---------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	158 /* Exported functions --------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	159 /** @defgroup GPIO_Exported_Functions GPIO Exported Functions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	160 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	161 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	162
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	163 /** @defgroup GPIO_Exported_Functions_Group1 Initialization and de-initialization functions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	164 * @brief Initialization and Configuration functions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	165 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	166 @verbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	167 ===============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	168 ##### Initialization and de-initialization functions #####
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	169 ===============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	170 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	171 This section provides functions allowing to initialize and de-initialize the GPIOs
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	172 to be ready for use.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	173
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	174 @endverbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	175 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	176 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	177
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	178
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	179 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	180 * @brief Initializes the GPIOx peripheral according to the specified parameters in the GPIO_Init.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	181 * @param GPIOx where x can be (A..K) to select the GPIO peripheral for STM32F429X device or
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	182 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	183 * @param GPIO_Init pointer to a GPIO_InitTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	184 * the configuration information for the specified GPIO peripheral.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	185 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	186 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	187 void HAL_GPIO_Init(GPIO_TypeDef GPIOx, GPIO_InitTypeDef GPIO_Init)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	188 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	189 uint32_t position;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	190 uint32_t ioposition = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	191 uint32_t iocurrent = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	192 uint32_t temp = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	193
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	194 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	195 assert_param(IS_GPIO_ALL_INSTANCE(GPIOx));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	196 assert_param(IS_GPIO_PIN(GPIO_Init->Pin));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	197 assert_param(IS_GPIO_MODE(GPIO_Init->Mode));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	198 assert_param(IS_GPIO_PULL(GPIO_Init->Pull));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	199
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	200 /* Configure the port pins */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	201 for(position = 0U; position < GPIO_NUMBER; position++)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	202 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	203 /* Get the IO position */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	204 ioposition = 0x01U << position;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	205 /* Get the current IO position */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	206 iocurrent = (uint32_t)(GPIO_Init->Pin) & ioposition;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	207
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	208 if(iocurrent == ioposition)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	209 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	210 /--------------------- GPIO Mode Configuration ------------------------/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	211 /* In case of Alternate function mode selection */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	212 if((GPIO_Init->Mode == GPIO_MODE_AF_PP) \|\| (GPIO_Init->Mode == GPIO_MODE_AF_OD))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	213 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	214 /* Check the Alternate function parameter */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	215 assert_param(IS_GPIO_AF(GPIO_Init->Alternate));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	216 /* Configure Alternate function mapped with the current IO */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	217 temp = GPIOx->AFR[position >> 3U];
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	218 temp &= ~(0xFU << ((uint32_t)(position & 0x07U) * 4U)) ;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	219 temp \|= ((uint32_t)(GPIO_Init->Alternate) << (((uint32_t)position & 0x07U) * 4U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	220 GPIOx->AFR[position >> 3U] = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	221 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	222
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	223 /* Configure IO Direction mode (Input, Output, Alternate or Analog) */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	224 temp = GPIOx->MODER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	225 temp &= ~(GPIO_MODER_MODER0 << (position * 2U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	226 temp \|= ((GPIO_Init->Mode & GPIO_MODE) << (position * 2U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	227 GPIOx->MODER = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	228
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	229 /* In case of Output or Alternate function mode selection */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	230 if((GPIO_Init->Mode == GPIO_MODE_OUTPUT_PP) \|\| (GPIO_Init->Mode == GPIO_MODE_AF_PP) \|\|
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	231 (GPIO_Init->Mode == GPIO_MODE_OUTPUT_OD) \|\| (GPIO_Init->Mode == GPIO_MODE_AF_OD))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	232 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	233 /* Check the Speed parameter */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	234 assert_param(IS_GPIO_SPEED(GPIO_Init->Speed));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	235 /* Configure the IO Speed */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	236 temp = GPIOx->OSPEEDR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	237 temp &= ~(GPIO_OSPEEDER_OSPEEDR0 << (position * 2U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	238 temp \|= (GPIO_Init->Speed << (position * 2U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	239 GPIOx->OSPEEDR = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	240
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	241 /* Configure the IO Output Type */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	242 temp = GPIOx->OTYPER;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	243 temp &= ~(GPIO_OTYPER_OT_0 << position) ;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	244 temp \|= (((GPIO_Init->Mode & GPIO_OUTPUT_TYPE) >> 4U) << position);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	245 GPIOx->OTYPER = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	246 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	247
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	248 /* Activate the Pull-up or Pull down resistor for the current IO */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	249 temp = GPIOx->PUPDR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	250 temp &= ~(GPIO_PUPDR_PUPDR0 << (position * 2U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	251 temp \|= ((GPIO_Init->Pull) << (position * 2U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	252 GPIOx->PUPDR = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	253
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	254 /--------------------- EXTI Mode Configuration ------------------------/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	255 /* Configure the External Interrupt or event for the current IO */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	256 if((GPIO_Init->Mode & EXTI_MODE) == EXTI_MODE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	257 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	258 /* Enable SYSCFG Clock */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	259 __HAL_RCC_SYSCFG_CLK_ENABLE();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	260
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	261 temp = SYSCFG->EXTICR[position >> 2U];
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	262 temp &= ~(0x0FU << (4U * (position & 0x03U)));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	263 temp \|= ((uint32_t)(GPIO_GET_INDEX(GPIOx)) << (4U * (position & 0x03U)));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	264 SYSCFG->EXTICR[position >> 2U] = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	265
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	266 /* Clear EXTI line configuration */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	267 temp = EXTI->IMR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	268 temp &= ~((uint32_t)iocurrent);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	269 if((GPIO_Init->Mode & GPIO_MODE_IT) == GPIO_MODE_IT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	270 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	271 temp \|= iocurrent;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	272 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	273 EXTI->IMR = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	274
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	275 temp = EXTI->EMR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	276 temp &= ~((uint32_t)iocurrent);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	277 if((GPIO_Init->Mode & GPIO_MODE_EVT) == GPIO_MODE_EVT)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	278 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	279 temp \|= iocurrent;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	280 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	281 EXTI->EMR = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	282
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	283 /* Clear Rising Falling edge configuration */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	284 temp = EXTI->RTSR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	285 temp &= ~((uint32_t)iocurrent);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	286 if((GPIO_Init->Mode & RISING_EDGE) == RISING_EDGE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	287 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	288 temp \|= iocurrent;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	289 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	290 EXTI->RTSR = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	291
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	292 temp = EXTI->FTSR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	293 temp &= ~((uint32_t)iocurrent);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	294 if((GPIO_Init->Mode & FALLING_EDGE) == FALLING_EDGE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	295 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	296 temp \|= iocurrent;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	297 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	298 EXTI->FTSR = temp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	299 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	300 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	301 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	302 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	303
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	304 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	305 * @brief De-initializes the GPIOx peripheral registers to their default reset values.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	306 * @param GPIOx where x can be (A..K) to select the GPIO peripheral for STM32F429X device or
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	307 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	308 * @param GPIO_Pin specifies the port bit to be written.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	309 * This parameter can be one of GPIO_PIN_x where x can be (0..15).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	310 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	311 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	312 void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	313 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	314 uint32_t position;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	315 uint32_t ioposition = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	316 uint32_t iocurrent = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	317 uint32_t tmp = 0x00U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	318
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	319 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	320 assert_param(IS_GPIO_ALL_INSTANCE(GPIOx));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	321
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	322 /* Configure the port pins */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	323 for(position = 0U; position < GPIO_NUMBER; position++)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	324 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	325 /* Get the IO position */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	326 ioposition = 0x01U << position;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	327 /* Get the current IO position */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	328 iocurrent = (GPIO_Pin) & ioposition;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	329
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	330 if(iocurrent == ioposition)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	331 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	332 /------------------------- GPIO Mode Configuration --------------------/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	333 /* Configure IO Direction in Input Floating Mode */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	334 GPIOx->MODER &= ~(GPIO_MODER_MODER0 << (position * 2U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	335
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	336 /* Configure the default Alternate Function in current IO */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	337 GPIOx->AFR[position >> 3U] &= ~(0xFU << ((uint32_t)(position & 0x07U) * 4U)) ;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	338
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	339 /* Configure the default value for IO Speed */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	340 GPIOx->OSPEEDR &= ~(GPIO_OSPEEDER_OSPEEDR0 << (position * 2U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	341
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	342 /* Configure the default value IO Output Type */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	343 GPIOx->OTYPER &= ~(GPIO_OTYPER_OT_0 << position) ;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	344
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	345 /* Deactivate the Pull-up and Pull-down resistor for the current IO */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	346 GPIOx->PUPDR &= ~(GPIO_PUPDR_PUPDR0 << (position * 2U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	347
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	348 /------------------------- EXTI Mode Configuration --------------------/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	349 tmp = SYSCFG->EXTICR[position >> 2U];
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	350 tmp &= (0x0FU << (4U * (position & 0x03U)));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	351 if(tmp == ((uint32_t)(GPIO_GET_INDEX(GPIOx)) << (4U * (position & 0x03U))))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	352 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	353 /* Configure the External Interrupt or event for the current IO */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	354 tmp = 0x0FU << (4U * (position & 0x03U));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	355 SYSCFG->EXTICR[position >> 2U] &= ~tmp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	356
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	357 /* Clear EXTI line configuration */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	358 EXTI->IMR &= ~((uint32_t)iocurrent);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	359 EXTI->EMR &= ~((uint32_t)iocurrent);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	360
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	361 /* Clear Rising Falling edge configuration */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	362 EXTI->RTSR &= ~((uint32_t)iocurrent);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	363 EXTI->FTSR &= ~((uint32_t)iocurrent);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	364 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	365 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	366 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	367 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	368
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	369 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	370 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	371 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	372
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	373 /** @defgroup GPIO_Exported_Functions_Group2 IO operation functions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	374 * @brief GPIO Read and Write
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	375 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	376 @verbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	377 ===============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	378 ##### IO operation functions #####
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	379 ===============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	380
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	381 @endverbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	382 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	383 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	384
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	385 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	386 * @brief Reads the specified input port pin.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	387 * @param GPIOx where x can be (A..K) to select the GPIO peripheral for STM32F429X device or
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	388 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	389 * @param GPIO_Pin specifies the port bit to read.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	390 * This parameter can be GPIO_PIN_x where x can be (0..15).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	391 * @retval The input port pin value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	392 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	393 GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	394 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	395 GPIO_PinState bitstatus;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	396
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	397 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	398 assert_param(IS_GPIO_PIN(GPIO_Pin));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	399
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	400 if((GPIOx->IDR & GPIO_Pin) != (uint32_t)GPIO_PIN_RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	401 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	402 bitstatus = GPIO_PIN_SET;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	403 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	404 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	405 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	406 bitstatus = GPIO_PIN_RESET;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	407 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	408 return bitstatus;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	409 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	410
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	411 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	412 * @brief Sets or clears the selected data port bit.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	413 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	414 * @note This function uses GPIOx_BSRR register to allow atomic read/modify
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	415 * accesses. In this way, there is no risk of an IRQ occurring between
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	416 * the read and the modify access.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	417 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	418 * @param GPIOx where x can be (A..K) to select the GPIO peripheral for STM32F429X device or
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	419 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	420 * @param GPIO_Pin specifies the port bit to be written.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	421 * This parameter can be one of GPIO_PIN_x where x can be (0..15).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	422 * @param PinState specifies the value to be written to the selected bit.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	423 * This parameter can be one of the GPIO_PinState enum values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	424 * @arg GPIO_PIN_RESET: to clear the port pin
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	425 * @arg GPIO_PIN_SET: to set the port pin
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	426 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	427 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	428 void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	429 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	430 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	431 assert_param(IS_GPIO_PIN(GPIO_Pin));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	432 assert_param(IS_GPIO_PIN_ACTION(PinState));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	433
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	434 if(PinState != GPIO_PIN_RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	435 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	436 GPIOx->BSRR = GPIO_Pin;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	437 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	438 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	439 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	440 GPIOx->BSRR = (uint32_t)GPIO_Pin << 16U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	441 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	442 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	443
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	444 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	445 * @brief Toggles the specified GPIO pins.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	446 * @param GPIOx Where x can be (A..K) to select the GPIO peripheral for STM32F429X device or
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	447 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	448 * @param GPIO_Pin Specifies the pins to be toggled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	449 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	450 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	451 void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	452 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	453 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	454 assert_param(IS_GPIO_PIN(GPIO_Pin));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	455
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	456 GPIOx->ODR ^= GPIO_Pin;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	457 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	458
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	459 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	460 * @brief Locks GPIO Pins configuration registers.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	461 * @note The locked registers are GPIOx_MODER, GPIOx_OTYPER, GPIOx_OSPEEDR,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	462 * GPIOx_PUPDR, GPIOx_AFRL and GPIOx_AFRH.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	463 * @note The configuration of the locked GPIO pins can no longer be modified
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	464 * until the next reset.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	465 * @param GPIOx where x can be (A..F) to select the GPIO peripheral for STM32F4 family
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	466 * @param GPIO_Pin specifies the port bit to be locked.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	467 * This parameter can be any combination of GPIO_PIN_x where x can be (0..15).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	468 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	469 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	470 HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	471 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	472 __IO uint32_t tmp = GPIO_LCKR_LCKK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	473
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	474 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	475 assert_param(IS_GPIO_PIN(GPIO_Pin));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	476
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	477 /* Apply lock key write sequence */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	478 tmp \|= GPIO_Pin;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	479 /* Set LCKx bit(s): LCKK='1' + LCK[15-0] */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	480 GPIOx->LCKR = tmp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	481 /* Reset LCKx bit(s): LCKK='0' + LCK[15-0] */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	482 GPIOx->LCKR = GPIO_Pin;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	483 /* Set LCKx bit(s): LCKK='1' + LCK[15-0] */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	484 GPIOx->LCKR = tmp;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	485 /* Read LCKK bit*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	486 tmp = GPIOx->LCKR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	487
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	488 if((GPIOx->LCKR & GPIO_LCKR_LCKK) != RESET)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	489 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	490 return HAL_OK;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	491 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	492 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	493 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	494 return HAL_ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	495 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	496 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	497
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	498 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	499 * @brief This function handles EXTI interrupt request.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	500 * @param GPIO_Pin Specifies the pins connected EXTI line

128

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

1 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

2 ******************************************************************************

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

3 * @file stm32f4xx_hal_gpio.c

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

4 * @author MCD Application Team

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

5 * @brief GPIO HAL module driver.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

6 * This file provides firmware functions to manage the following

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

7 * functionalities of the General Purpose Input/Output (GPIO) peripheral:

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

8 * + Initialization and de-initialization functions

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

9 * + IO operation functions

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

10 *

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

11 @verbatim

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

12 ==============================================================================

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

13 ##### GPIO Peripheral features #####

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

14 ==============================================================================

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

15 [..]

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

16 Subject to the specific hardware characteristics of each I/O port listed in the datasheet, each

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

17 port bit of the General Purpose IO (GPIO) Ports, can be individually configured by software

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

18 in several modes:

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

19 (+) Input mode

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

20 (+) Analog mode

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

21 (+) Output mode

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

22 (+) Alternate function mode

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

23 (+) External interrupt/event lines

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

24

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

25 [..]

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

26 During and just after reset, the alternate functions and external interrupt

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

27 lines are not active and the I/O ports are configured in input floating mode.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

28

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

29 [..]

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

30 All GPIO pins have weak internal pull-up and pull-down resistors, which can be

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

31 activated or not.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

32

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

33 [..]

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

34 In Output or Alternate mode, each IO can be configured on open-drain or push-pull

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

35 type and the IO speed can be selected depending on the VDD value.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

36

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

37 [..]

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

38 All ports have external interrupt/event capability. To use external interrupt

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

39 lines, the port must be configured in input mode. All available GPIO pins are

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

40 connected to the 16 external interrupt/event lines from EXTI0 to EXTI15.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

41

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

42 [..]

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

43 The external interrupt/event controller consists of up to 23 edge detectors

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

44 (16 lines are connected to GPIO) for generating event/interrupt requests (each

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

45 input line can be independently configured to select the type (interrupt or event)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

46 and the corresponding trigger event (rising or falling or both). Each line can

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

47 also be masked independently.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

48

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

49 ##### How to use this driver #####

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

50 ==============================================================================

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

51 [..]

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

52 (#) Enable the GPIO AHB clock using the following function: __HAL_RCC_GPIOx_CLK_ENABLE().

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

53

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

54 (#) Configure the GPIO pin(s) using HAL_GPIO_Init().

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

55 (++) Configure the IO mode using "Mode" member from GPIO_InitTypeDef structure

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

56 (++) Activate Pull-up, Pull-down resistor using "Pull" member from GPIO_InitTypeDef

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

57 structure.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

58 (++) In case of Output or alternate function mode selection: the speed is

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

59 configured through "Speed" member from GPIO_InitTypeDef structure.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

60 (++) In alternate mode is selection, the alternate function connected to the IO

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

61 is configured through "Alternate" member from GPIO_InitTypeDef structure.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

62 (++) Analog mode is required when a pin is to be used as ADC channel

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

63 or DAC output.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

64 (++) In case of external interrupt/event selection the "Mode" member from

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

65 GPIO_InitTypeDef structure select the type (interrupt or event) and

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

66 the corresponding trigger event (rising or falling or both).

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

67

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

68 (#) In case of external interrupt/event mode selection, configure NVIC IRQ priority

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

69 mapped to the EXTI line using HAL_NVIC_SetPriority() and enable it using

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

70 HAL_NVIC_EnableIRQ().

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

71

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

72 (#) To get the level of a pin configured in input mode use HAL_GPIO_ReadPin().

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

73

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

74 (#) To set/reset the level of a pin configured in output mode use

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

75 HAL_GPIO_WritePin()/HAL_GPIO_TogglePin().

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

76

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

77 (#) To lock pin configuration until next reset use HAL_GPIO_LockPin().

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

78

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

79

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

80 (#) During and just after reset, the alternate functions are not

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

81 active and the GPIO pins are configured in input floating mode (except JTAG

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

82 pins).

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

83

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

84 (#) The LSE oscillator pins OSC32_IN and OSC32_OUT can be used as general purpose

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

85 (PC14 and PC15, respectively) when the LSE oscillator is off. The LSE has

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

86 priority over the GPIO function.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

87

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

88 (#) The HSE oscillator pins OSC_IN/OSC_OUT can be used as

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

89 general purpose PH0 and PH1, respectively, when the HSE oscillator is off.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

90 The HSE has priority over the GPIO function.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

91

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

92 @endverbatim

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

93 ******************************************************************************

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

94 * @attention

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

95 *

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

97 *

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

98 * Redistribution and use in source and binary forms, with or without modification,

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

99 * are permitted provided that the following conditions are met:

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

100 * 1. Redistributions of source code must retain the above copyright notice,

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

101 * this list of conditions and the following disclaimer.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

102 * 2. Redistributions in binary form must reproduce the above copyright notice,

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

103 * this list of conditions and the following disclaimer in the documentation

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

104 * and/or other materials provided with the distribution.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

105 * 3. Neither the name of STMicroelectronics nor the names of its contributors

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

106 * may be used to endorse or promote products derived from this software

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

107 * without specific prior written permission.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

108 *

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

109 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

110 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

111 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

112 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

113 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

114 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

115 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

116 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

117 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

118 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

119 *

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

120 ******************************************************************************

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

121 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

122

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

123 /* Includes ------------------------------------------------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

124 #include "stm32f4xx_hal.h"

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

125

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

126 /** @addtogroup STM32F4xx_HAL_Driver

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

127 * @{

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

128 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

129

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

130 /** @defgroup GPIO GPIO

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

131 * @brief GPIO HAL module driver

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

132 * @{

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

133 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

134

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

135 #ifdef HAL_GPIO_MODULE_ENABLED

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

136

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

137 /* Private typedef -----------------------------------------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

138 /* Private define ------------------------------------------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

139 /** @addtogroup GPIO_Private_Constants GPIO Private Constants

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

140 * @{

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

141 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

142 #define GPIO_MODE 0x00000003U

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

143 #define EXTI_MODE 0x10000000U

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

144 #define GPIO_MODE_IT 0x00010000U

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

145 #define GPIO_MODE_EVT 0x00020000U

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

146 #define RISING_EDGE 0x00100000U

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

147 #define FALLING_EDGE 0x00200000U

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

148 #define GPIO_OUTPUT_TYPE 0x00000010U

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

149

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

150 #define GPIO_NUMBER 16U

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

151 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

152 * @}

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

153 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

154 /* Private macro -------------------------------------------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

155 /* Private variables ---------------------------------------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

156 /* Private function prototypes -----------------------------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

157 /* Private functions ---------------------------------------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

158 /* Exported functions --------------------------------------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

159 /** @defgroup GPIO_Exported_Functions GPIO Exported Functions

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

160 * @{

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

161 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

162

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

163 /** @defgroup GPIO_Exported_Functions_Group1 Initialization and de-initialization functions

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

164 * @brief Initialization and Configuration functions

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

165 *

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

166 @verbatim

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

167 ===============================================================================

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

168 ##### Initialization and de-initialization functions #####

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

169 ===============================================================================

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

170 [..]

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

171 This section provides functions allowing to initialize and de-initialize the GPIOs

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

172 to be ready for use.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

173

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

174 @endverbatim

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

175 * @{

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

176 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

177

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

178

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

179 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

180 * @brief Initializes the GPIOx peripheral according to the specified parameters in the GPIO_Init.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

181 * @param GPIOx where x can be (A..K) to select the GPIO peripheral for STM32F429X device or

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

182 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

183 * @param GPIO_Init pointer to a GPIO_InitTypeDef structure that contains

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

184 * the configuration information for the specified GPIO peripheral.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

185 * @retval None

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

186 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

187 void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

188 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

189 uint32_t position;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

190 uint32_t ioposition = 0x00U;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

191 uint32_t iocurrent = 0x00U;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

192 uint32_t temp = 0x00U;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

193

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

194 /* Check the parameters */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

195 assert_param(IS_GPIO_ALL_INSTANCE(GPIOx));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

196 assert_param(IS_GPIO_PIN(GPIO_Init->Pin));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

197 assert_param(IS_GPIO_MODE(GPIO_Init->Mode));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

198 assert_param(IS_GPIO_PULL(GPIO_Init->Pull));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

199

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

200 /* Configure the port pins */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

201 for(position = 0U; position < GPIO_NUMBER; position++)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

202 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

203 /* Get the IO position */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

204 ioposition = 0x01U << position;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

205 /* Get the current IO position */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

206 iocurrent = (uint32_t)(GPIO_Init->Pin) & ioposition;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

207

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

208 if(iocurrent == ioposition)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

209 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

210 /*--------------------- GPIO Mode Configuration ------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

211 /* In case of Alternate function mode selection */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

212 if((GPIO_Init->Mode == GPIO_MODE_AF_PP) || (GPIO_Init->Mode == GPIO_MODE_AF_OD))

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

213 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

214 /* Check the Alternate function parameter */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

215 assert_param(IS_GPIO_AF(GPIO_Init->Alternate));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

216 /* Configure Alternate function mapped with the current IO */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

217 temp = GPIOx->AFR[position >> 3U];

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

218 temp &= ~(0xFU << ((uint32_t)(position & 0x07U) * 4U)) ;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

219 temp |= ((uint32_t)(GPIO_Init->Alternate) << (((uint32_t)position & 0x07U) * 4U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

220 GPIOx->AFR[position >> 3U] = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

221 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

222

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

223 /* Configure IO Direction mode (Input, Output, Alternate or Analog) */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

224 temp = GPIOx->MODER;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

225 temp &= ~(GPIO_MODER_MODER0 << (position * 2U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

226 temp |= ((GPIO_Init->Mode & GPIO_MODE) << (position * 2U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

227 GPIOx->MODER = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

228

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

229 /* In case of Output or Alternate function mode selection */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

230 if((GPIO_Init->Mode == GPIO_MODE_OUTPUT_PP) || (GPIO_Init->Mode == GPIO_MODE_AF_PP) ||

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

231 (GPIO_Init->Mode == GPIO_MODE_OUTPUT_OD) || (GPIO_Init->Mode == GPIO_MODE_AF_OD))

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

232 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

233 /* Check the Speed parameter */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

234 assert_param(IS_GPIO_SPEED(GPIO_Init->Speed));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

235 /* Configure the IO Speed */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

236 temp = GPIOx->OSPEEDR;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

237 temp &= ~(GPIO_OSPEEDER_OSPEEDR0 << (position * 2U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

238 temp |= (GPIO_Init->Speed << (position * 2U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

239 GPIOx->OSPEEDR = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

240

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

241 /* Configure the IO Output Type */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

242 temp = GPIOx->OTYPER;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

243 temp &= ~(GPIO_OTYPER_OT_0 << position) ;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

244 temp |= (((GPIO_Init->Mode & GPIO_OUTPUT_TYPE) >> 4U) << position);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

245 GPIOx->OTYPER = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

246 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

247

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

248 /* Activate the Pull-up or Pull down resistor for the current IO */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

249 temp = GPIOx->PUPDR;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

250 temp &= ~(GPIO_PUPDR_PUPDR0 << (position * 2U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

251 temp |= ((GPIO_Init->Pull) << (position * 2U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

252 GPIOx->PUPDR = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

253

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

254 /*--------------------- EXTI Mode Configuration ------------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

255 /* Configure the External Interrupt or event for the current IO */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

256 if((GPIO_Init->Mode & EXTI_MODE) == EXTI_MODE)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

257 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

258 /* Enable SYSCFG Clock */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

259 __HAL_RCC_SYSCFG_CLK_ENABLE();

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

260

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

261 temp = SYSCFG->EXTICR[position >> 2U];

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

262 temp &= ~(0x0FU << (4U * (position & 0x03U)));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

263 temp |= ((uint32_t)(GPIO_GET_INDEX(GPIOx)) << (4U * (position & 0x03U)));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

264 SYSCFG->EXTICR[position >> 2U] = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

265

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

266 /* Clear EXTI line configuration */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

267 temp = EXTI->IMR;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

268 temp &= ~((uint32_t)iocurrent);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

269 if((GPIO_Init->Mode & GPIO_MODE_IT) == GPIO_MODE_IT)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

270 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

271 temp |= iocurrent;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

272 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

273 EXTI->IMR = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

274

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

275 temp = EXTI->EMR;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

276 temp &= ~((uint32_t)iocurrent);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

277 if((GPIO_Init->Mode & GPIO_MODE_EVT) == GPIO_MODE_EVT)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

278 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

279 temp |= iocurrent;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

280 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

281 EXTI->EMR = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

282

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

283 /* Clear Rising Falling edge configuration */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

284 temp = EXTI->RTSR;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

285 temp &= ~((uint32_t)iocurrent);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

286 if((GPIO_Init->Mode & RISING_EDGE) == RISING_EDGE)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

287 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

288 temp |= iocurrent;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

289 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

290 EXTI->RTSR = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

291

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

292 temp = EXTI->FTSR;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

293 temp &= ~((uint32_t)iocurrent);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

294 if((GPIO_Init->Mode & FALLING_EDGE) == FALLING_EDGE)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

295 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

296 temp |= iocurrent;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

297 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

298 EXTI->FTSR = temp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

299 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

300 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

301 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

302 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

303

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

304 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

305 * @brief De-initializes the GPIOx peripheral registers to their default reset values.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

306 * @param GPIOx where x can be (A..K) to select the GPIO peripheral for STM32F429X device or

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

307 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

308 * @param GPIO_Pin specifies the port bit to be written.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

309 * This parameter can be one of GPIO_PIN_x where x can be (0..15).

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

310 * @retval None

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

311 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

312 void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

313 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

314 uint32_t position;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

315 uint32_t ioposition = 0x00U;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

316 uint32_t iocurrent = 0x00U;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

317 uint32_t tmp = 0x00U;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

318

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

319 /* Check the parameters */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

320 assert_param(IS_GPIO_ALL_INSTANCE(GPIOx));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

321

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

322 /* Configure the port pins */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

323 for(position = 0U; position < GPIO_NUMBER; position++)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

324 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

325 /* Get the IO position */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

326 ioposition = 0x01U << position;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

327 /* Get the current IO position */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

328 iocurrent = (GPIO_Pin) & ioposition;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

329

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

330 if(iocurrent == ioposition)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

331 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

332 /*------------------------- GPIO Mode Configuration --------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

333 /* Configure IO Direction in Input Floating Mode */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

334 GPIOx->MODER &= ~(GPIO_MODER_MODER0 << (position * 2U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

335

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

336 /* Configure the default Alternate Function in current IO */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

337 GPIOx->AFR[position >> 3U] &= ~(0xFU << ((uint32_t)(position & 0x07U) * 4U)) ;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

338

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

339 /* Configure the default value for IO Speed */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

340 GPIOx->OSPEEDR &= ~(GPIO_OSPEEDER_OSPEEDR0 << (position * 2U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

341

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

342 /* Configure the default value IO Output Type */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

343 GPIOx->OTYPER &= ~(GPIO_OTYPER_OT_0 << position) ;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

344

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

345 /* Deactivate the Pull-up and Pull-down resistor for the current IO */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

346 GPIOx->PUPDR &= ~(GPIO_PUPDR_PUPDR0 << (position * 2U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

347

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

348 /*------------------------- EXTI Mode Configuration --------------------*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

349 tmp = SYSCFG->EXTICR[position >> 2U];

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

350 tmp &= (0x0FU << (4U * (position & 0x03U)));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

351 if(tmp == ((uint32_t)(GPIO_GET_INDEX(GPIOx)) << (4U * (position & 0x03U))))

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

352 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

353 /* Configure the External Interrupt or event for the current IO */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

354 tmp = 0x0FU << (4U * (position & 0x03U));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

355 SYSCFG->EXTICR[position >> 2U] &= ~tmp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

356

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

357 /* Clear EXTI line configuration */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

358 EXTI->IMR &= ~((uint32_t)iocurrent);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

359 EXTI->EMR &= ~((uint32_t)iocurrent);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

360

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

361 /* Clear Rising Falling edge configuration */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

362 EXTI->RTSR &= ~((uint32_t)iocurrent);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

363 EXTI->FTSR &= ~((uint32_t)iocurrent);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

364 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

365 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

366 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

367 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

368

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

369 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

370 * @}

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

371 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

372

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

373 /** @defgroup GPIO_Exported_Functions_Group2 IO operation functions

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

374 * @brief GPIO Read and Write

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

375 *

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

376 @verbatim

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

377 ===============================================================================

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

378 ##### IO operation functions #####

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

379 ===============================================================================

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

380

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

381 @endverbatim

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

382 * @{

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

383 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

384

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

385 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

386 * @brief Reads the specified input port pin.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

387 * @param GPIOx where x can be (A..K) to select the GPIO peripheral for STM32F429X device or

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

388 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

389 * @param GPIO_Pin specifies the port bit to read.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

390 * This parameter can be GPIO_PIN_x where x can be (0..15).

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

391 * @retval The input port pin value.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

392 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

393 GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

394 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

395 GPIO_PinState bitstatus;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

396

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

397 /* Check the parameters */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

398 assert_param(IS_GPIO_PIN(GPIO_Pin));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

399

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

400 if((GPIOx->IDR & GPIO_Pin) != (uint32_t)GPIO_PIN_RESET)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

401 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

402 bitstatus = GPIO_PIN_SET;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

403 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

404 else

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

405 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

406 bitstatus = GPIO_PIN_RESET;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

407 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

408 return bitstatus;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

409 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

410

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

411 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

412 * @brief Sets or clears the selected data port bit.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

413 *

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

414 * @note This function uses GPIOx_BSRR register to allow atomic read/modify

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

415 * accesses. In this way, there is no risk of an IRQ occurring between

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

416 * the read and the modify access.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

417 *

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

418 * @param GPIOx where x can be (A..K) to select the GPIO peripheral for STM32F429X device or

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

419 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

420 * @param GPIO_Pin specifies the port bit to be written.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

421 * This parameter can be one of GPIO_PIN_x where x can be (0..15).

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

422 * @param PinState specifies the value to be written to the selected bit.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

423 * This parameter can be one of the GPIO_PinState enum values:

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

424 * @arg GPIO_PIN_RESET: to clear the port pin

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

425 * @arg GPIO_PIN_SET: to set the port pin

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

426 * @retval None

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

427 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

428 void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

429 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

430 /* Check the parameters */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

431 assert_param(IS_GPIO_PIN(GPIO_Pin));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

432 assert_param(IS_GPIO_PIN_ACTION(PinState));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

433

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

434 if(PinState != GPIO_PIN_RESET)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

435 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

436 GPIOx->BSRR = GPIO_Pin;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

437 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

438 else

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

439 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

440 GPIOx->BSRR = (uint32_t)GPIO_Pin << 16U;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

441 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

442 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

443

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

444 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

445 * @brief Toggles the specified GPIO pins.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

446 * @param GPIOx Where x can be (A..K) to select the GPIO peripheral for STM32F429X device or

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

447 * x can be (A..I) to select the GPIO peripheral for STM32F40XX and STM32F427X devices.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

448 * @param GPIO_Pin Specifies the pins to be toggled.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

449 * @retval None

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

450 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

451 void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

452 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

453 /* Check the parameters */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

454 assert_param(IS_GPIO_PIN(GPIO_Pin));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

455

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

456 GPIOx->ODR ^= GPIO_Pin;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

457 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

458

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

459 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

460 * @brief Locks GPIO Pins configuration registers.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

461 * @note The locked registers are GPIOx_MODER, GPIOx_OTYPER, GPIOx_OSPEEDR,

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

462 * GPIOx_PUPDR, GPIOx_AFRL and GPIOx_AFRH.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

463 * @note The configuration of the locked GPIO pins can no longer be modified

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

464 * until the next reset.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

465 * @param GPIOx where x can be (A..F) to select the GPIO peripheral for STM32F4 family

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

466 * @param GPIO_Pin specifies the port bit to be locked.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

467 * This parameter can be any combination of GPIO_PIN_x where x can be (0..15).

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

468 * @retval None

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

469 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

470 HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

471 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

472 __IO uint32_t tmp = GPIO_LCKR_LCKK;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

473

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

474 /* Check the parameters */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

475 assert_param(IS_GPIO_PIN(GPIO_Pin));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

476

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

477 /* Apply lock key write sequence */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

478 tmp |= GPIO_Pin;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

479 /* Set LCKx bit(s): LCKK='1' + LCK[15-0] */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

480 GPIOx->LCKR = tmp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

481 /* Reset LCKx bit(s): LCKK='0' + LCK[15-0] */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

482 GPIOx->LCKR = GPIO_Pin;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

483 /* Set LCKx bit(s): LCKK='1' + LCK[15-0] */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

484 GPIOx->LCKR = tmp;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

485 /* Read LCKK bit*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

486 tmp = GPIOx->LCKR;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

487

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

488 if((GPIOx->LCKR & GPIO_LCKR_LCKK) != RESET)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

489 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

490 return HAL_OK;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

491 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

492 else

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

493 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

494 return HAL_ERROR;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

495 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

496 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

497

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

498 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

499 * @brief This function handles EXTI interrupt request.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

500 * @param GPIO_Pin Specifies the pins connected EXTI line

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

501 * @retval None

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

502 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

503 void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

504 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

505 /* EXTI line interrupt detected */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

506 if(__HAL_GPIO_EXTI_GET_IT(GPIO_Pin) != RESET)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

507 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

508 __HAL_GPIO_EXTI_CLEAR_IT(GPIO_Pin);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

509 HAL_GPIO_EXTI_Callback(GPIO_Pin);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

510 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

511 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

512

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

513 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

514 * @brief EXTI line detection callbacks.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

515 * @param GPIO_Pin Specifies the pins connected EXTI line

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

516 * @retval None

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

517 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

518 __weak void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

519 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

520 /* Prevent unused argument(s) compilation warning */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

521 UNUSED(GPIO_Pin);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

522 /* NOTE: This function Should not be modified, when the callback is needed,

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

523 the HAL_GPIO_EXTI_Callback could be implemented in the user file

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

524 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

525 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

526

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

527 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

528 * @}

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

529 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

530

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

531

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

532 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

533 * @}

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

534 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

535

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

536 #endif /* HAL_GPIO_MODULE_ENABLED */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

537 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

538 * @}

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

539 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

540

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

541 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

542 * @}

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

543 */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

544

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

Ideenmodellierer

parents:

diff changeset

545 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

Mercurial > public > ostc4

annotate Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c @ 970:3123aa8723fd Evo_2_23