ostc4: Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll

author	heinrichsweikamp
date	Sun, 19 Jan 2025 12:00:50 +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_ll_utils.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 UTILS LL module driver.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	6 ******************************************************************************
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	7 * @attention
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	8 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	9 * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
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 * 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	12 * are permitted provided that the following conditions are met:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	13 * 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	14 * this list of conditions and the following disclaimer.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	15 * 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	16 * 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	17 * and/or other materials provided with the distribution.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	18 * 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	19 * 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	20 * without specific prior written permission.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	21 *
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	22 * 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	23 * 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	24 * 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	25 * 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	26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	27 * 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	28 * 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	29 * 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	30 * 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	31 * 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	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 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	35 /* Includes ------------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	36 #include "stm32f4xx_ll_utils.h"
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	37 #include "stm32f4xx_ll_rcc.h"
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	38 #include "stm32f4xx_ll_system.h"
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	39 #include "stm32f4xx_ll_pwr.h"
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	40 #ifdef USE_FULL_ASSERT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	41 #include "stm32_assert.h"
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	42 #else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	43 #define assert_param(expr) ((void)0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	44 #endif /* USE_FULL_ASSERT */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	45
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	46 /** @addtogroup STM32F4xx_LL_Driver
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	47 * @{
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	50 /** @addtogroup UTILS_LL
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 */
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 /* Private types -------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	55 /* Private variables ---------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	56 /* Private constants ---------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	57 /** @addtogroup UTILS_LL_Private_Constants
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	58 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	59 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	60 #if defined(RCC_MAX_FREQUENCY_SCALE1)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	61 #define UTILS_MAX_FREQUENCY_SCALE1 RCC_MAX_FREQUENCY /!< Maximum frequency for system clock at power scale1, in Hz /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	62 #endif /RCC_MAX_FREQUENCY_SCALE1 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	63 #define UTILS_MAX_FREQUENCY_SCALE2 RCC_MAX_FREQUENCY_SCALE2 /!< Maximum frequency for system clock at power scale2, in Hz /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	64 #if defined(RCC_MAX_FREQUENCY_SCALE3)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	65 #define UTILS_MAX_FREQUENCY_SCALE3 RCC_MAX_FREQUENCY_SCALE3 /!< Maximum frequency for system clock at power scale3, in Hz /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	66 #endif /* MAX_FREQUENCY_SCALE3 */
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 /* Defines used for PLL range */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	69 #define UTILS_PLLVCO_INPUT_MIN RCC_PLLVCO_INPUT_MIN /!< Frequency min for PLLVCO input, in Hz /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	70 #define UTILS_PLLVCO_INPUT_MAX RCC_PLLVCO_INPUT_MAX /!< Frequency max for PLLVCO input, in Hz /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	71 #define UTILS_PLLVCO_OUTPUT_MIN RCC_PLLVCO_OUTPUT_MIN /!< Frequency min for PLLVCO output, in Hz /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	72 #define UTILS_PLLVCO_OUTPUT_MAX RCC_PLLVCO_OUTPUT_MAX /!< Frequency max for PLLVCO output, in Hz /
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 /* Defines used for HSE range */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	75 #define UTILS_HSE_FREQUENCY_MIN 4000000U /!< Frequency min for HSE frequency, in Hz /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	76 #define UTILS_HSE_FREQUENCY_MAX 26000000U /!< Frequency max for HSE frequency, in Hz /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	77
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	78 /* Defines used for FLASH latency according to HCLK Frequency */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	79 #if defined(FLASH_SCALE1_LATENCY1_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	80 #define UTILS_SCALE1_LATENCY1_FREQ FLASH_SCALE1_LATENCY1_FREQ /!< HCLK frequency to set FLASH latency 1 in power scale 1 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	81 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	82 #if defined(FLASH_SCALE1_LATENCY2_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	83 #define UTILS_SCALE1_LATENCY2_FREQ FLASH_SCALE1_LATENCY2_FREQ /!< HCLK frequency to set FLASH latency 2 in power scale 1 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	84 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	85 #if defined(FLASH_SCALE1_LATENCY3_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	86 #define UTILS_SCALE1_LATENCY3_FREQ FLASH_SCALE1_LATENCY3_FREQ /!< HCLK frequency to set FLASH latency 3 in power scale 1 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	87 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	88 #if defined(FLASH_SCALE1_LATENCY4_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	89 #define UTILS_SCALE1_LATENCY4_FREQ FLASH_SCALE1_LATENCY4_FREQ /!< HCLK frequency to set FLASH latency 4 in power scale 1 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	90 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	91 #if defined(FLASH_SCALE1_LATENCY5_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	92 #define UTILS_SCALE1_LATENCY5_FREQ FLASH_SCALE1_LATENCY5_FREQ /!< HCLK frequency to set FLASH latency 5 in power scale 1 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	93 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	94 #define UTILS_SCALE2_LATENCY1_FREQ FLASH_SCALE2_LATENCY1_FREQ /!< HCLK frequency to set FLASH latency 1 in power scale 2 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	95 #define UTILS_SCALE2_LATENCY2_FREQ FLASH_SCALE2_LATENCY2_FREQ /!< HCLK frequency to set FLASH latency 2 in power scale 2 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	96 #if defined(FLASH_SCALE2_LATENCY3_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	97 #define UTILS_SCALE2_LATENCY3_FREQ FLASH_SCALE2_LATENCY3_FREQ /!< HCLK frequency to set FLASH latency 2 in power scale 2 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	98 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	99 #if defined(FLASH_SCALE2_LATENCY4_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	100 #define UTILS_SCALE2_LATENCY4_FREQ FLASH_SCALE2_LATENCY4_FREQ /!< HCLK frequency to set FLASH latency 4 in power scale 2 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	101 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	102 #if defined(FLASH_SCALE2_LATENCY5_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	103 #define UTILS_SCALE2_LATENCY5_FREQ FLASH_SCALE2_LATENCY5_FREQ /!< HCLK frequency to set FLASH latency 5 in power scale 2 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	104 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	105 #if defined(FLASH_SCALE3_LATENCY1_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	106 #define UTILS_SCALE3_LATENCY1_FREQ FLASH_SCALE3_LATENCY1_FREQ /!< HCLK frequency to set FLASH latency 1 in power scale 3 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	107 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	108 #if defined(FLASH_SCALE3_LATENCY2_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	109 #define UTILS_SCALE3_LATENCY2_FREQ FLASH_SCALE3_LATENCY2_FREQ /!< HCLK frequency to set FLASH latency 2 in power scale 3 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	110 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	111 #if defined(FLASH_SCALE3_LATENCY3_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	112 #define UTILS_SCALE3_LATENCY3_FREQ FLASH_SCALE3_LATENCY3_FREQ /!< HCLK frequency to set FLASH latency 3 in power scale 3 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	113 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	114 #if defined(FLASH_SCALE3_LATENCY4_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	115 #define UTILS_SCALE3_LATENCY4_FREQ FLASH_SCALE3_LATENCY4_FREQ /!< HCLK frequency to set FLASH latency 4 in power scale 3 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	116 #endif
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	117 #if defined(FLASH_SCALE3_LATENCY5_FREQ)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	118 #define UTILS_SCALE3_LATENCY5_FREQ FLASH_SCALE3_LATENCY5_FREQ /!< HCLK frequency to set FLASH latency 5 in power scale 3 /
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	119 #endif
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	124 /* Private macros ------------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	125 /** @addtogroup UTILS_LL_Private_Macros
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	126 * @{
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 #define IS_LL_UTILS_SYSCLK_DIV(__VALUE__) (((__VALUE__) == LL_RCC_SYSCLK_DIV_1) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	129 \|\| ((__VALUE__) == LL_RCC_SYSCLK_DIV_2) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	130 \|\| ((__VALUE__) == LL_RCC_SYSCLK_DIV_4) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	131 \|\| ((__VALUE__) == LL_RCC_SYSCLK_DIV_8) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	132 \|\| ((__VALUE__) == LL_RCC_SYSCLK_DIV_16) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	133 \|\| ((__VALUE__) == LL_RCC_SYSCLK_DIV_64) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	134 \|\| ((__VALUE__) == LL_RCC_SYSCLK_DIV_128) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	135 \|\| ((__VALUE__) == LL_RCC_SYSCLK_DIV_256) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	136 \|\| ((__VALUE__) == LL_RCC_SYSCLK_DIV_512))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	137
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	138 #define IS_LL_UTILS_APB1_DIV(__VALUE__) (((__VALUE__) == LL_RCC_APB1_DIV_1) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	139 \|\| ((__VALUE__) == LL_RCC_APB1_DIV_2) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	140 \|\| ((__VALUE__) == LL_RCC_APB1_DIV_4) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	141 \|\| ((__VALUE__) == LL_RCC_APB1_DIV_8) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	142 \|\| ((__VALUE__) == LL_RCC_APB1_DIV_16))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	143
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	144 #define IS_LL_UTILS_APB2_DIV(__VALUE__) (((__VALUE__) == LL_RCC_APB2_DIV_1) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	145 \|\| ((__VALUE__) == LL_RCC_APB2_DIV_2) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	146 \|\| ((__VALUE__) == LL_RCC_APB2_DIV_4) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	147 \|\| ((__VALUE__) == LL_RCC_APB2_DIV_8) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	148 \|\| ((__VALUE__) == LL_RCC_APB2_DIV_16))
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 IS_LL_UTILS_PLLM_VALUE(__VALUE__) (((__VALUE__) == LL_RCC_PLLM_DIV_2) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	151 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_3) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	152 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_4) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	153 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_5) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	154 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_6) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	155 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_7) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	156 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_8) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	157 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_9) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	158 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_10) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	159 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_11) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	160 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_12) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	161 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_13) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	162 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_14) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	163 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_15) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	164 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_16) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	165 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_17) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	166 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_18) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	167 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_19) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	168 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_20) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	169 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_21) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	170 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_22) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	171 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_23) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	172 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_24) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	173 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_25) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	174 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_26) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	175 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_27) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	176 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_28) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	177 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_29) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	178 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_30) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	179 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_31) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	180 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_32) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	181 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_33) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	182 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_34) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	183 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_35) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	184 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_36) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	185 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_37) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	186 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_38) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	187 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_39) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	188 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_40) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	189 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_41) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	190 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_42) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	191 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_43) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	192 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_44) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	193 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_45) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	194 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_46) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	195 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_47) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	196 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_48) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	197 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_49) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	198 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_50) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	199 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_51) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	200 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_52) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	201 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_53) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	202 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_54) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	203 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_55) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	204 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_56) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	205 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_57) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	206 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_58) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	207 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_59) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	208 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_60) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	209 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_61) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	210 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_62) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	211 \|\| ((__VALUE__) == LL_RCC_PLLM_DIV_63))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	212
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	213 #define IS_LL_UTILS_PLLN_VALUE(__VALUE__) ((RCC_PLLN_MIN_VALUE <= (__VALUE__)) && ((__VALUE__) <= RCC_PLLN_MAX_VALUE))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	214
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	215 #define IS_LL_UTILS_PLLP_VALUE(__VALUE__) (((__VALUE__) == LL_RCC_PLLP_DIV_2) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	216 \|\| ((__VALUE__) == LL_RCC_PLLP_DIV_4) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	217 \|\| ((__VALUE__) == LL_RCC_PLLP_DIV_6) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	218 \|\| ((__VALUE__) == LL_RCC_PLLP_DIV_8))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	219
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	220 #define IS_LL_UTILS_PLLVCO_INPUT(__VALUE__) ((UTILS_PLLVCO_INPUT_MIN <= (__VALUE__)) && ((__VALUE__) <= UTILS_PLLVCO_INPUT_MAX))
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 #define IS_LL_UTILS_PLLVCO_OUTPUT(__VALUE__) ((UTILS_PLLVCO_OUTPUT_MIN <= (__VALUE__)) && ((__VALUE__) <= UTILS_PLLVCO_OUTPUT_MAX))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	223
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	224 #if !defined(RCC_MAX_FREQUENCY_SCALE1)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	225 #define IS_LL_UTILS_PLL_FREQUENCY(__VALUE__) ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE2) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE2) : \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	226 ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE3))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	227
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	228 #elif defined(RCC_MAX_FREQUENCY_SCALE3)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	229 #define IS_LL_UTILS_PLL_FREQUENCY(__VALUE__) ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE1) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE1) : \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	230 (LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE2) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE2) : \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	231 ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE3))
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 #else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	234 #define IS_LL_UTILS_PLL_FREQUENCY(__VALUE__) ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE1) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE1) : \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	235 ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE2))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	236
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	237 #endif /* RCC_MAX_FREQUENCY_SCALE1*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	238 #define IS_LL_UTILS_HSE_BYPASS(__STATE__) (((__STATE__) == LL_UTILS_HSEBYPASS_ON) \
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	239 \|\| ((__STATE__) == LL_UTILS_HSEBYPASS_OFF))
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 #define IS_LL_UTILS_HSE_FREQUENCY(__FREQUENCY__) (((__FREQUENCY__) >= UTILS_HSE_FREQUENCY_MIN) && ((__FREQUENCY__) <= UTILS_HSE_FREQUENCY_MAX))
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	242 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	243 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	244 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	245 /* Private function prototypes -----------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	246 /** @defgroup UTILS_LL_Private_Functions UTILS Private functions
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 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	249 static uint32_t UTILS_GetPLLOutputFrequency(uint32_t PLL_InputFrequency,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	250 LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	251 static ErrorStatus UTILS_SetFlashLatency(uint32_t HCLK_Frequency);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	252 static ErrorStatus UTILS_EnablePLLAndSwitchSystem(uint32_t SYSCLK_Frequency, LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	253 static ErrorStatus UTILS_PLL_IsBusy(void);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	254 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	255 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	256 */
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 /* Exported functions --------------------------------------------------------*/
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	259 /** @addtogroup UTILS_LL_Exported_Functions
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 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	262
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	263 /** @addtogroup UTILS_LL_EF_DELAY
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	264 * @{
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	267 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	268 * @brief This function configures the Cortex-M SysTick source to have 1ms time base.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	269 * @note When a RTOS is used, it is recommended to avoid changing the Systick
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	270 * configuration by calling this function, for a delay use rather osDelay RTOS service.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	271 * @param HCLKFrequency HCLK frequency in Hz
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	272 * @note HCLK frequency can be calculated thanks to RCC helper macro or function @ref LL_RCC_GetSystemClocksFreq
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	273 * @retval None
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 void LL_Init1msTick(uint32_t HCLKFrequency)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	276 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	277 /* Use frequency provided in argument */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	278 LL_InitTick(HCLKFrequency, 1000U);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	279 }
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 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	282 * @brief This function provides accurate delay (in milliseconds) based
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	283 * on SysTick counter flag
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	284 * @note When a RTOS is used, it is recommended to avoid using blocking delay
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	285 * and use rather osDelay service.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	286 * @note To respect 1ms timebase, user should call @ref LL_Init1msTick function which
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	287 * will configure Systick to 1ms
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	288 * @param Delay specifies the delay time length, in milliseconds.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	289 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	290 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	291 void LL_mDelay(uint32_t Delay)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	292 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	293 __IO uint32_t tmp = SysTick->CTRL; /* Clear the COUNTFLAG first */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	294 /* Add this code to indicate that local variable is not used */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	295 ((void)tmp);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	296
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	297 /* Add a period to guaranty minimum wait */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	298 if(Delay < LL_MAX_DELAY)
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 Delay++;
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 while (Delay)
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 if((SysTick->CTRL & SysTick_CTRL_COUNTFLAG_Msk) != 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	306 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	307 Delay--;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	308 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	309 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	310 }
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 /**
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 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	315
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	316 /** @addtogroup UTILS_EF_SYSTEM
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	317 * @brief System Configuration functions
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 @verbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	320 ===============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	321 ##### System Configuration functions #####
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	322 ===============================================================================
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	323 [..]
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	324 System, AHB and APB buses clocks configuration
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	325
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	326 (+) The maximum frequency of the SYSCLK, HCLK, PCLK1 and PCLK2 is 180000000 Hz.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	327 @endverbatim
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	328 @internal
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	329 Depending on the device voltage range, the maximum frequency should be
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	330 adapted accordingly to the Refenece manual.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	331 @endinternal
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	332 * @{
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	333 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	334
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 * @brief This function sets directly SystemCoreClock CMSIS variable.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	337 * @note Variable can be calculated also through SystemCoreClockUpdate function.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	338 * @param HCLKFrequency HCLK frequency in Hz (can be calculated thanks to RCC helper macro)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	339 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	340 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	341 void LL_SetSystemCoreClock(uint32_t HCLKFrequency)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	342 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	343 /* HCLK clock frequency */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	344 SystemCoreClock = HCLKFrequency;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	345 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	346
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 * @brief This function configures system clock at maximum frequency with HSI as clock source of the PLL
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	349 * @note The application need to ensure that PLL is disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	350 * @note Function is based on the following formula:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	351 * - PLL output frequency = (((HSI frequency / PLLM) * PLLN) / PLLP)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	352 * - PLLM: ensure that the VCO input frequency ranges from @ref RCC_PLLVCO_INPUT_MIN to @ref RCC_PLLVCO_INPUT_MAX (PLLVCO_input = HSI frequency / PLLM)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	353 * - PLLN: ensure that the VCO output frequency is between @ref RCC_PLLVCO_OUTPUT_MIN and @ref RCC_PLLVCO_OUTPUT_MAX (PLLVCO_output = PLLVCO_input * PLLN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	354 * - PLLP: ensure that max frequency at 180000000 Hz is reach (PLLVCO_output / PLLP)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	355 * @param UTILS_PLLInitStruct pointer to a @ref LL_UTILS_PLLInitTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	356 * the configuration information for the PLL.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	357 * @param UTILS_ClkInitStruct pointer to a @ref LL_UTILS_ClkInitTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	358 * the configuration information for the BUS prescalers.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	359 * @retval An ErrorStatus enumeration value:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	360 * - SUCCESS: Max frequency configuration done
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	361 * - ERROR: Max frequency configuration not done
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	362 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	363 ErrorStatus LL_PLL_ConfigSystemClock_HSI(LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	364 LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct)
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 ErrorStatus status = SUCCESS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	367 uint32_t pllfreq = 0U;
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 /* Check if one of the PLL is enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	370 if(UTILS_PLL_IsBusy() == SUCCESS)
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 /* Calculate the new PLL output frequency */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	373 pllfreq = UTILS_GetPLLOutputFrequency(HSI_VALUE, UTILS_PLLInitStruct);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	374
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	375 /* Enable HSI if not enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	376 if(LL_RCC_HSI_IsReady() != 1U)
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 LL_RCC_HSI_Enable();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	379 while (LL_RCC_HSI_IsReady() != 1U)
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 /* Wait for HSI ready */
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 /* Configure PLL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	386 LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSI, UTILS_PLLInitStruct->PLLM, UTILS_PLLInitStruct->PLLN,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	387 UTILS_PLLInitStruct->PLLP);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	388
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	389 /* Enable PLL and switch system clock to PLL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	390 status = UTILS_EnablePLLAndSwitchSystem(pllfreq, UTILS_ClkInitStruct);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	391 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	392 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	393 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	394 /* Current PLL configuration cannot be modified */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	395 status = ERROR;
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	398 return status;
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
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 * @brief This function configures system clock with HSE as clock source of the PLL
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	403 * @note The application need to ensure that PLL is disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	404 * - PLL output frequency = (((HSI frequency / PLLM) * PLLN) / PLLP)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	405 * - PLLM: ensure that the VCO input frequency ranges from @ref RCC_PLLVCO_INPUT_MIN to @ref RCC_PLLVCO_INPUT_MAX (PLLVCO_input = HSI frequency / PLLM)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	406 * - PLLN: ensure that the VCO output frequency is between @ref RCC_PLLVCO_OUTPUT_MIN and @ref RCC_PLLVCO_OUTPUT_MAX (PLLVCO_output = PLLVCO_input * PLLN)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	407 * - PLLP: ensure that max frequency at 180000000 Hz is reach (PLLVCO_output / PLLP)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	408 * @param HSEFrequency Value between Min_Data = 4000000 and Max_Data = 26000000
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	409 * @param HSEBypass This parameter can be one of the following values:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	410 * @arg @ref LL_UTILS_HSEBYPASS_ON
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	411 * @arg @ref LL_UTILS_HSEBYPASS_OFF
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	412 * @param UTILS_PLLInitStruct pointer to a @ref LL_UTILS_PLLInitTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	413 * the configuration information for the PLL.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	414 * @param UTILS_ClkInitStruct pointer to a @ref LL_UTILS_ClkInitTypeDef structure that contains
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	415 * the configuration information for the BUS prescalers.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	416 * @retval An ErrorStatus enumeration value:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	417 * - SUCCESS: Max frequency configuration done
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	418 * - ERROR: Max frequency configuration not done
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	419 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	420 ErrorStatus LL_PLL_ConfigSystemClock_HSE(uint32_t HSEFrequency, uint32_t HSEBypass,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	421 LL_UTILS_PLLInitTypeDef UTILS_PLLInitStruct, LL_UTILS_ClkInitTypeDef UTILS_ClkInitStruct)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	422 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	423 ErrorStatus status = SUCCESS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	424 uint32_t pllfreq = 0U;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	425
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	426 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	427 assert_param(IS_LL_UTILS_HSE_FREQUENCY(HSEFrequency));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	428 assert_param(IS_LL_UTILS_HSE_BYPASS(HSEBypass));
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 if one of the PLL is enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	431 if(UTILS_PLL_IsBusy() == SUCCESS)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	432 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	433 /* Calculate the new PLL output frequency */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	434 pllfreq = UTILS_GetPLLOutputFrequency(HSEFrequency, UTILS_PLLInitStruct);
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 /* Enable HSE if not enabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	437 if(LL_RCC_HSE_IsReady() != 1U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	438 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	439 /* Check if need to enable HSE bypass feature or not */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	440 if(HSEBypass == LL_UTILS_HSEBYPASS_ON)
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 LL_RCC_HSE_EnableBypass();
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 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	445 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	446 LL_RCC_HSE_DisableBypass();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	447 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	448
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	449 /* Enable HSE */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	450 LL_RCC_HSE_Enable();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	451 while (LL_RCC_HSE_IsReady() != 1U)
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 /* Wait for HSE ready */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	454 }
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
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	457 /* Configure PLL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	458 LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE, UTILS_PLLInitStruct->PLLM, UTILS_PLLInitStruct->PLLN,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	459 UTILS_PLLInitStruct->PLLP);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	460
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	461 /* Enable PLL and switch system clock to PLL */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	462 status = UTILS_EnablePLLAndSwitchSystem(pllfreq, UTILS_ClkInitStruct);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	463 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	464 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	465 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	466 /* Current PLL configuration cannot be modified */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	467 status = ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	468 }
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 return status;
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
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 * @}
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	475 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	476
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c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	478 * @}
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c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	481 /** @addtogroup UTILS_LL_Private_Functions
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c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	484 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	485 * @brief Update number of Flash wait states in line with new frequency and current
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c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure Ideenmodellierer parents: diff changeset	487 * @note This Function support ONLY devices with supply voltage (voltage range) between 2.7V and 3.6V
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128

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1 /**

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

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3 * @file stm32f4xx_ll_utils.c

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4 * @author MCD Application Team

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5 * @brief UTILS LL module driver.

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6 ******************************************************************************

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7 * @attention

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8 *

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10 *

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

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

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

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14 * this list of conditions and the following disclaimer.

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

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

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

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

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

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20 * without specific prior written permission.

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21 *

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

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

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

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

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

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

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

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

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

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

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32 *

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33 ******************************************************************************

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34 */

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35 /* Includes ------------------------------------------------------------------*/

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36 #include "stm32f4xx_ll_utils.h"

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37 #include "stm32f4xx_ll_rcc.h"

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38 #include "stm32f4xx_ll_system.h"

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39 #include "stm32f4xx_ll_pwr.h"

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40 #ifdef USE_FULL_ASSERT

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41 #include "stm32_assert.h"

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42 #else

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43 #define assert_param(expr) ((void)0U)

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44 #endif /* USE_FULL_ASSERT */

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45

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46 /** @addtogroup STM32F4xx_LL_Driver

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47 * @{

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48 */

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49

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50 /** @addtogroup UTILS_LL

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51 * @{

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52 */

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53

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54 /* Private types -------------------------------------------------------------*/

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55 /* Private variables ---------------------------------------------------------*/

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56 /* Private constants ---------------------------------------------------------*/

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57 /** @addtogroup UTILS_LL_Private_Constants

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58 * @{

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59 */

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60 #if defined(RCC_MAX_FREQUENCY_SCALE1)

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61 #define UTILS_MAX_FREQUENCY_SCALE1 RCC_MAX_FREQUENCY /*!< Maximum frequency for system clock at power scale1, in Hz */

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62 #endif /*RCC_MAX_FREQUENCY_SCALE1 */

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63 #define UTILS_MAX_FREQUENCY_SCALE2 RCC_MAX_FREQUENCY_SCALE2 /*!< Maximum frequency for system clock at power scale2, in Hz */

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64 #if defined(RCC_MAX_FREQUENCY_SCALE3)

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65 #define UTILS_MAX_FREQUENCY_SCALE3 RCC_MAX_FREQUENCY_SCALE3 /*!< Maximum frequency for system clock at power scale3, in Hz */

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66 #endif /* MAX_FREQUENCY_SCALE3 */

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67

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68 /* Defines used for PLL range */

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69 #define UTILS_PLLVCO_INPUT_MIN RCC_PLLVCO_INPUT_MIN /*!< Frequency min for PLLVCO input, in Hz */

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70 #define UTILS_PLLVCO_INPUT_MAX RCC_PLLVCO_INPUT_MAX /*!< Frequency max for PLLVCO input, in Hz */

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71 #define UTILS_PLLVCO_OUTPUT_MIN RCC_PLLVCO_OUTPUT_MIN /*!< Frequency min for PLLVCO output, in Hz */

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72 #define UTILS_PLLVCO_OUTPUT_MAX RCC_PLLVCO_OUTPUT_MAX /*!< Frequency max for PLLVCO output, in Hz */

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73

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74 /* Defines used for HSE range */

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75 #define UTILS_HSE_FREQUENCY_MIN 4000000U /*!< Frequency min for HSE frequency, in Hz */

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76 #define UTILS_HSE_FREQUENCY_MAX 26000000U /*!< Frequency max for HSE frequency, in Hz */

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77

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78 /* Defines used for FLASH latency according to HCLK Frequency */

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79 #if defined(FLASH_SCALE1_LATENCY1_FREQ)

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80 #define UTILS_SCALE1_LATENCY1_FREQ FLASH_SCALE1_LATENCY1_FREQ /*!< HCLK frequency to set FLASH latency 1 in power scale 1 */

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81 #endif

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82 #if defined(FLASH_SCALE1_LATENCY2_FREQ)

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83 #define UTILS_SCALE1_LATENCY2_FREQ FLASH_SCALE1_LATENCY2_FREQ /*!< HCLK frequency to set FLASH latency 2 in power scale 1 */

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84 #endif

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85 #if defined(FLASH_SCALE1_LATENCY3_FREQ)

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86 #define UTILS_SCALE1_LATENCY3_FREQ FLASH_SCALE1_LATENCY3_FREQ /*!< HCLK frequency to set FLASH latency 3 in power scale 1 */

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87 #endif

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88 #if defined(FLASH_SCALE1_LATENCY4_FREQ)

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89 #define UTILS_SCALE1_LATENCY4_FREQ FLASH_SCALE1_LATENCY4_FREQ /*!< HCLK frequency to set FLASH latency 4 in power scale 1 */

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90 #endif

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91 #if defined(FLASH_SCALE1_LATENCY5_FREQ)

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92 #define UTILS_SCALE1_LATENCY5_FREQ FLASH_SCALE1_LATENCY5_FREQ /*!< HCLK frequency to set FLASH latency 5 in power scale 1 */

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93 #endif

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94 #define UTILS_SCALE2_LATENCY1_FREQ FLASH_SCALE2_LATENCY1_FREQ /*!< HCLK frequency to set FLASH latency 1 in power scale 2 */

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95 #define UTILS_SCALE2_LATENCY2_FREQ FLASH_SCALE2_LATENCY2_FREQ /*!< HCLK frequency to set FLASH latency 2 in power scale 2 */

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96 #if defined(FLASH_SCALE2_LATENCY3_FREQ)

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97 #define UTILS_SCALE2_LATENCY3_FREQ FLASH_SCALE2_LATENCY3_FREQ /*!< HCLK frequency to set FLASH latency 2 in power scale 2 */

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98 #endif

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99 #if defined(FLASH_SCALE2_LATENCY4_FREQ)

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100 #define UTILS_SCALE2_LATENCY4_FREQ FLASH_SCALE2_LATENCY4_FREQ /*!< HCLK frequency to set FLASH latency 4 in power scale 2 */

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101 #endif

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102 #if defined(FLASH_SCALE2_LATENCY5_FREQ)

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103 #define UTILS_SCALE2_LATENCY5_FREQ FLASH_SCALE2_LATENCY5_FREQ /*!< HCLK frequency to set FLASH latency 5 in power scale 2 */

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104 #endif

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105 #if defined(FLASH_SCALE3_LATENCY1_FREQ)

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106 #define UTILS_SCALE3_LATENCY1_FREQ FLASH_SCALE3_LATENCY1_FREQ /*!< HCLK frequency to set FLASH latency 1 in power scale 3 */

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107 #endif

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108 #if defined(FLASH_SCALE3_LATENCY2_FREQ)

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109 #define UTILS_SCALE3_LATENCY2_FREQ FLASH_SCALE3_LATENCY2_FREQ /*!< HCLK frequency to set FLASH latency 2 in power scale 3 */

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110 #endif

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111 #if defined(FLASH_SCALE3_LATENCY3_FREQ)

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112 #define UTILS_SCALE3_LATENCY3_FREQ FLASH_SCALE3_LATENCY3_FREQ /*!< HCLK frequency to set FLASH latency 3 in power scale 3 */

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113 #endif

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114 #if defined(FLASH_SCALE3_LATENCY4_FREQ)

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115 #define UTILS_SCALE3_LATENCY4_FREQ FLASH_SCALE3_LATENCY4_FREQ /*!< HCLK frequency to set FLASH latency 4 in power scale 3 */

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116 #endif

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117 #if defined(FLASH_SCALE3_LATENCY5_FREQ)

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118 #define UTILS_SCALE3_LATENCY5_FREQ FLASH_SCALE3_LATENCY5_FREQ /*!< HCLK frequency to set FLASH latency 5 in power scale 3 */

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119 #endif

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120 /**

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121 * @}

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122 */

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123

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124 /* Private macros ------------------------------------------------------------*/

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125 /** @addtogroup UTILS_LL_Private_Macros

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126 * @{

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127 */

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128 #define IS_LL_UTILS_SYSCLK_DIV(__VALUE__) (((__VALUE__) == LL_RCC_SYSCLK_DIV_1) \

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129 || ((__VALUE__) == LL_RCC_SYSCLK_DIV_2) \

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130 || ((__VALUE__) == LL_RCC_SYSCLK_DIV_4) \

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131 || ((__VALUE__) == LL_RCC_SYSCLK_DIV_8) \

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132 || ((__VALUE__) == LL_RCC_SYSCLK_DIV_16) \

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133 || ((__VALUE__) == LL_RCC_SYSCLK_DIV_64) \

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134 || ((__VALUE__) == LL_RCC_SYSCLK_DIV_128) \

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135 || ((__VALUE__) == LL_RCC_SYSCLK_DIV_256) \

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136 || ((__VALUE__) == LL_RCC_SYSCLK_DIV_512))

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137

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138 #define IS_LL_UTILS_APB1_DIV(__VALUE__) (((__VALUE__) == LL_RCC_APB1_DIV_1) \

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139 || ((__VALUE__) == LL_RCC_APB1_DIV_2) \

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140 || ((__VALUE__) == LL_RCC_APB1_DIV_4) \

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141 || ((__VALUE__) == LL_RCC_APB1_DIV_8) \

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142 || ((__VALUE__) == LL_RCC_APB1_DIV_16))

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143

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144 #define IS_LL_UTILS_APB2_DIV(__VALUE__) (((__VALUE__) == LL_RCC_APB2_DIV_1) \

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145 || ((__VALUE__) == LL_RCC_APB2_DIV_2) \

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146 || ((__VALUE__) == LL_RCC_APB2_DIV_4) \

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147 || ((__VALUE__) == LL_RCC_APB2_DIV_8) \

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148 || ((__VALUE__) == LL_RCC_APB2_DIV_16))

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149

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150 #define IS_LL_UTILS_PLLM_VALUE(__VALUE__) (((__VALUE__) == LL_RCC_PLLM_DIV_2) \

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151 || ((__VALUE__) == LL_RCC_PLLM_DIV_3) \

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152 || ((__VALUE__) == LL_RCC_PLLM_DIV_4) \

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153 || ((__VALUE__) == LL_RCC_PLLM_DIV_5) \

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154 || ((__VALUE__) == LL_RCC_PLLM_DIV_6) \

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155 || ((__VALUE__) == LL_RCC_PLLM_DIV_7) \

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156 || ((__VALUE__) == LL_RCC_PLLM_DIV_8) \

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157 || ((__VALUE__) == LL_RCC_PLLM_DIV_9) \

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158 || ((__VALUE__) == LL_RCC_PLLM_DIV_10) \

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159 || ((__VALUE__) == LL_RCC_PLLM_DIV_11) \

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160 || ((__VALUE__) == LL_RCC_PLLM_DIV_12) \

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161 || ((__VALUE__) == LL_RCC_PLLM_DIV_13) \

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162 || ((__VALUE__) == LL_RCC_PLLM_DIV_14) \

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163 || ((__VALUE__) == LL_RCC_PLLM_DIV_15) \

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164 || ((__VALUE__) == LL_RCC_PLLM_DIV_16) \

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165 || ((__VALUE__) == LL_RCC_PLLM_DIV_17) \

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166 || ((__VALUE__) == LL_RCC_PLLM_DIV_18) \

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167 || ((__VALUE__) == LL_RCC_PLLM_DIV_19) \

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168 || ((__VALUE__) == LL_RCC_PLLM_DIV_20) \

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169 || ((__VALUE__) == LL_RCC_PLLM_DIV_21) \

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170 || ((__VALUE__) == LL_RCC_PLLM_DIV_22) \

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171 || ((__VALUE__) == LL_RCC_PLLM_DIV_23) \

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172 || ((__VALUE__) == LL_RCC_PLLM_DIV_24) \

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173 || ((__VALUE__) == LL_RCC_PLLM_DIV_25) \

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174 || ((__VALUE__) == LL_RCC_PLLM_DIV_26) \

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175 || ((__VALUE__) == LL_RCC_PLLM_DIV_27) \

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176 || ((__VALUE__) == LL_RCC_PLLM_DIV_28) \

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177 || ((__VALUE__) == LL_RCC_PLLM_DIV_29) \

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178 || ((__VALUE__) == LL_RCC_PLLM_DIV_30) \

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179 || ((__VALUE__) == LL_RCC_PLLM_DIV_31) \

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180 || ((__VALUE__) == LL_RCC_PLLM_DIV_32) \

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181 || ((__VALUE__) == LL_RCC_PLLM_DIV_33) \

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182 || ((__VALUE__) == LL_RCC_PLLM_DIV_34) \

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183 || ((__VALUE__) == LL_RCC_PLLM_DIV_35) \

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184 || ((__VALUE__) == LL_RCC_PLLM_DIV_36) \

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185 || ((__VALUE__) == LL_RCC_PLLM_DIV_37) \

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186 || ((__VALUE__) == LL_RCC_PLLM_DIV_38) \

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187 || ((__VALUE__) == LL_RCC_PLLM_DIV_39) \

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188 || ((__VALUE__) == LL_RCC_PLLM_DIV_40) \

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189 || ((__VALUE__) == LL_RCC_PLLM_DIV_41) \

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190 || ((__VALUE__) == LL_RCC_PLLM_DIV_42) \

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191 || ((__VALUE__) == LL_RCC_PLLM_DIV_43) \

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192 || ((__VALUE__) == LL_RCC_PLLM_DIV_44) \

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193 || ((__VALUE__) == LL_RCC_PLLM_DIV_45) \

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194 || ((__VALUE__) == LL_RCC_PLLM_DIV_46) \

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195 || ((__VALUE__) == LL_RCC_PLLM_DIV_47) \

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196 || ((__VALUE__) == LL_RCC_PLLM_DIV_48) \

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197 || ((__VALUE__) == LL_RCC_PLLM_DIV_49) \

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198 || ((__VALUE__) == LL_RCC_PLLM_DIV_50) \

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199 || ((__VALUE__) == LL_RCC_PLLM_DIV_51) \

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200 || ((__VALUE__) == LL_RCC_PLLM_DIV_52) \

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201 || ((__VALUE__) == LL_RCC_PLLM_DIV_53) \

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202 || ((__VALUE__) == LL_RCC_PLLM_DIV_54) \

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203 || ((__VALUE__) == LL_RCC_PLLM_DIV_55) \

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204 || ((__VALUE__) == LL_RCC_PLLM_DIV_56) \

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205 || ((__VALUE__) == LL_RCC_PLLM_DIV_57) \

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206 || ((__VALUE__) == LL_RCC_PLLM_DIV_58) \

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207 || ((__VALUE__) == LL_RCC_PLLM_DIV_59) \

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208 || ((__VALUE__) == LL_RCC_PLLM_DIV_60) \

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209 || ((__VALUE__) == LL_RCC_PLLM_DIV_61) \

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210 || ((__VALUE__) == LL_RCC_PLLM_DIV_62) \

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211 || ((__VALUE__) == LL_RCC_PLLM_DIV_63))

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212

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213 #define IS_LL_UTILS_PLLN_VALUE(__VALUE__) ((RCC_PLLN_MIN_VALUE <= (__VALUE__)) && ((__VALUE__) <= RCC_PLLN_MAX_VALUE))

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214

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215 #define IS_LL_UTILS_PLLP_VALUE(__VALUE__) (((__VALUE__) == LL_RCC_PLLP_DIV_2) \

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216 || ((__VALUE__) == LL_RCC_PLLP_DIV_4) \

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217 || ((__VALUE__) == LL_RCC_PLLP_DIV_6) \

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218 || ((__VALUE__) == LL_RCC_PLLP_DIV_8))

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219

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220 #define IS_LL_UTILS_PLLVCO_INPUT(__VALUE__) ((UTILS_PLLVCO_INPUT_MIN <= (__VALUE__)) && ((__VALUE__) <= UTILS_PLLVCO_INPUT_MAX))

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221

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222 #define IS_LL_UTILS_PLLVCO_OUTPUT(__VALUE__) ((UTILS_PLLVCO_OUTPUT_MIN <= (__VALUE__)) && ((__VALUE__) <= UTILS_PLLVCO_OUTPUT_MAX))

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223

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224 #if !defined(RCC_MAX_FREQUENCY_SCALE1)

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225 #define IS_LL_UTILS_PLL_FREQUENCY(__VALUE__) ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE2) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE2) : \

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226 ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE3))

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227

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228 #elif defined(RCC_MAX_FREQUENCY_SCALE3)

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229 #define IS_LL_UTILS_PLL_FREQUENCY(__VALUE__) ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE1) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE1) : \

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230 (LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE2) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE2) : \

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231 ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE3))

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232

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233 #else

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234 #define IS_LL_UTILS_PLL_FREQUENCY(__VALUE__) ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE1) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE1) : \

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235 ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE2))

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236

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237 #endif /* RCC_MAX_FREQUENCY_SCALE1*/

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238 #define IS_LL_UTILS_HSE_BYPASS(__STATE__) (((__STATE__) == LL_UTILS_HSEBYPASS_ON) \

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239 || ((__STATE__) == LL_UTILS_HSEBYPASS_OFF))

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240

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241 #define IS_LL_UTILS_HSE_FREQUENCY(__FREQUENCY__) (((__FREQUENCY__) >= UTILS_HSE_FREQUENCY_MIN) && ((__FREQUENCY__) <= UTILS_HSE_FREQUENCY_MAX))

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242 /**

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243 * @}

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244 */

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245 /* Private function prototypes -----------------------------------------------*/

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246 /** @defgroup UTILS_LL_Private_Functions UTILS Private functions

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247 * @{

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248 */

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249 static uint32_t UTILS_GetPLLOutputFrequency(uint32_t PLL_InputFrequency,

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250 LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct);

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251 static ErrorStatus UTILS_SetFlashLatency(uint32_t HCLK_Frequency);

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252 static ErrorStatus UTILS_EnablePLLAndSwitchSystem(uint32_t SYSCLK_Frequency, LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct);

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253 static ErrorStatus UTILS_PLL_IsBusy(void);

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254 /**

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255 * @}

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256 */

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257

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258 /* Exported functions --------------------------------------------------------*/

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259 /** @addtogroup UTILS_LL_Exported_Functions

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260 * @{

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261 */

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262

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263 /** @addtogroup UTILS_LL_EF_DELAY

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264 * @{

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265 */

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266

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267 /**

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268 * @brief This function configures the Cortex-M SysTick source to have 1ms time base.

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269 * @note When a RTOS is used, it is recommended to avoid changing the Systick

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270 * configuration by calling this function, for a delay use rather osDelay RTOS service.

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271 * @param HCLKFrequency HCLK frequency in Hz

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272 * @note HCLK frequency can be calculated thanks to RCC helper macro or function @ref LL_RCC_GetSystemClocksFreq

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273 * @retval None

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274 */

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275 void LL_Init1msTick(uint32_t HCLKFrequency)

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276 {

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277 /* Use frequency provided in argument */

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278 LL_InitTick(HCLKFrequency, 1000U);

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279 }

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280

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281 /**

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282 * @brief This function provides accurate delay (in milliseconds) based

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283 * on SysTick counter flag

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284 * @note When a RTOS is used, it is recommended to avoid using blocking delay

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285 * and use rather osDelay service.

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286 * @note To respect 1ms timebase, user should call @ref LL_Init1msTick function which

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287 * will configure Systick to 1ms

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288 * @param Delay specifies the delay time length, in milliseconds.

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289 * @retval None

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290 */

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291 void LL_mDelay(uint32_t Delay)

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292 {

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293 __IO uint32_t tmp = SysTick->CTRL; /* Clear the COUNTFLAG first */

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294 /* Add this code to indicate that local variable is not used */

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295 ((void)tmp);

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296

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297 /* Add a period to guaranty minimum wait */

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298 if(Delay < LL_MAX_DELAY)

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299 {

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300 Delay++;

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301 }

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302

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303 while (Delay)

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304 {

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305 if((SysTick->CTRL & SysTick_CTRL_COUNTFLAG_Msk) != 0U)

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306 {

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307 Delay--;

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308 }

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309 }

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310 }

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311

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312 /**

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313 * @}

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314 */

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315

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316 /** @addtogroup UTILS_EF_SYSTEM

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317 * @brief System Configuration functions

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318 *

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319 @verbatim

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320 ===============================================================================

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321 ##### System Configuration functions #####

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322 ===============================================================================

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323 [..]

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324 System, AHB and APB buses clocks configuration

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325

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326 (+) The maximum frequency of the SYSCLK, HCLK, PCLK1 and PCLK2 is 180000000 Hz.

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327 @endverbatim

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328 @internal

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329 Depending on the device voltage range, the maximum frequency should be

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330 adapted accordingly to the Refenece manual.

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331 @endinternal

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332 * @{

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333 */

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334

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335 /**

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336 * @brief This function sets directly SystemCoreClock CMSIS variable.

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337 * @note Variable can be calculated also through SystemCoreClockUpdate function.

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338 * @param HCLKFrequency HCLK frequency in Hz (can be calculated thanks to RCC helper macro)

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339 * @retval None

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340 */

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341 void LL_SetSystemCoreClock(uint32_t HCLKFrequency)

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342 {

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343 /* HCLK clock frequency */

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344 SystemCoreClock = HCLKFrequency;

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345 }

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346

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347 /**

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348 * @brief This function configures system clock at maximum frequency with HSI as clock source of the PLL

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349 * @note The application need to ensure that PLL is disabled.

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350 * @note Function is based on the following formula:

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351 * - PLL output frequency = (((HSI frequency / PLLM) * PLLN) / PLLP)

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352 * - PLLM: ensure that the VCO input frequency ranges from @ref RCC_PLLVCO_INPUT_MIN to @ref RCC_PLLVCO_INPUT_MAX (PLLVCO_input = HSI frequency / PLLM)

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353 * - PLLN: ensure that the VCO output frequency is between @ref RCC_PLLVCO_OUTPUT_MIN and @ref RCC_PLLVCO_OUTPUT_MAX (PLLVCO_output = PLLVCO_input * PLLN)

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354 * - PLLP: ensure that max frequency at 180000000 Hz is reach (PLLVCO_output / PLLP)

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355 * @param UTILS_PLLInitStruct pointer to a @ref LL_UTILS_PLLInitTypeDef structure that contains

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356 * the configuration information for the PLL.

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357 * @param UTILS_ClkInitStruct pointer to a @ref LL_UTILS_ClkInitTypeDef structure that contains

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358 * the configuration information for the BUS prescalers.

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359 * @retval An ErrorStatus enumeration value:

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360 * - SUCCESS: Max frequency configuration done

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361 * - ERROR: Max frequency configuration not done

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362 */

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363 ErrorStatus LL_PLL_ConfigSystemClock_HSI(LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct,

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364 LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct)

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365 {

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366 ErrorStatus status = SUCCESS;

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367 uint32_t pllfreq = 0U;

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368

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369 /* Check if one of the PLL is enabled */

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370 if(UTILS_PLL_IsBusy() == SUCCESS)

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371 {

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372 /* Calculate the new PLL output frequency */

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373 pllfreq = UTILS_GetPLLOutputFrequency(HSI_VALUE, UTILS_PLLInitStruct);

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374

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375 /* Enable HSI if not enabled */

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376 if(LL_RCC_HSI_IsReady() != 1U)

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377 {

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378 LL_RCC_HSI_Enable();

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379 while (LL_RCC_HSI_IsReady() != 1U)

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380 {

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381 /* Wait for HSI ready */

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382 }

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383 }

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384

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385 /* Configure PLL */

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386 LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSI, UTILS_PLLInitStruct->PLLM, UTILS_PLLInitStruct->PLLN,

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387 UTILS_PLLInitStruct->PLLP);

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388

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389 /* Enable PLL and switch system clock to PLL */

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390 status = UTILS_EnablePLLAndSwitchSystem(pllfreq, UTILS_ClkInitStruct);

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391 }

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392 else

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393 {

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394 /* Current PLL configuration cannot be modified */

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395 status = ERROR;

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396 }

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397

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398 return status;

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399 }

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400

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401 /**

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402 * @brief This function configures system clock with HSE as clock source of the PLL

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403 * @note The application need to ensure that PLL is disabled.

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404 * - PLL output frequency = (((HSI frequency / PLLM) * PLLN) / PLLP)

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405 * - PLLM: ensure that the VCO input frequency ranges from @ref RCC_PLLVCO_INPUT_MIN to @ref RCC_PLLVCO_INPUT_MAX (PLLVCO_input = HSI frequency / PLLM)

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406 * - PLLN: ensure that the VCO output frequency is between @ref RCC_PLLVCO_OUTPUT_MIN and @ref RCC_PLLVCO_OUTPUT_MAX (PLLVCO_output = PLLVCO_input * PLLN)

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407 * - PLLP: ensure that max frequency at 180000000 Hz is reach (PLLVCO_output / PLLP)

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408 * @param HSEFrequency Value between Min_Data = 4000000 and Max_Data = 26000000

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409 * @param HSEBypass This parameter can be one of the following values:

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410 * @arg @ref LL_UTILS_HSEBYPASS_ON

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411 * @arg @ref LL_UTILS_HSEBYPASS_OFF

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412 * @param UTILS_PLLInitStruct pointer to a @ref LL_UTILS_PLLInitTypeDef structure that contains

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413 * the configuration information for the PLL.

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414 * @param UTILS_ClkInitStruct pointer to a @ref LL_UTILS_ClkInitTypeDef structure that contains

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415 * the configuration information for the BUS prescalers.

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416 * @retval An ErrorStatus enumeration value:

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417 * - SUCCESS: Max frequency configuration done

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418 * - ERROR: Max frequency configuration not done

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419 */

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420 ErrorStatus LL_PLL_ConfigSystemClock_HSE(uint32_t HSEFrequency, uint32_t HSEBypass,

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421 LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct, LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct)

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422 {

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423 ErrorStatus status = SUCCESS;

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424 uint32_t pllfreq = 0U;

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425

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426 /* Check the parameters */

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427 assert_param(IS_LL_UTILS_HSE_FREQUENCY(HSEFrequency));

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428 assert_param(IS_LL_UTILS_HSE_BYPASS(HSEBypass));

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429

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430 /* Check if one of the PLL is enabled */

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431 if(UTILS_PLL_IsBusy() == SUCCESS)

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432 {

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433 /* Calculate the new PLL output frequency */

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434 pllfreq = UTILS_GetPLLOutputFrequency(HSEFrequency, UTILS_PLLInitStruct);

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435

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436 /* Enable HSE if not enabled */

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437 if(LL_RCC_HSE_IsReady() != 1U)

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438 {

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439 /* Check if need to enable HSE bypass feature or not */

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440 if(HSEBypass == LL_UTILS_HSEBYPASS_ON)

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441 {

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442 LL_RCC_HSE_EnableBypass();

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443 }

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444 else

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445 {

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446 LL_RCC_HSE_DisableBypass();

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447 }

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448

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449 /* Enable HSE */

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450 LL_RCC_HSE_Enable();

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451 while (LL_RCC_HSE_IsReady() != 1U)

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452 {

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453 /* Wait for HSE ready */

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454 }

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455 }

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456

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457 /* Configure PLL */

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458 LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE, UTILS_PLLInitStruct->PLLM, UTILS_PLLInitStruct->PLLN,

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459 UTILS_PLLInitStruct->PLLP);

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460

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461 /* Enable PLL and switch system clock to PLL */

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462 status = UTILS_EnablePLLAndSwitchSystem(pllfreq, UTILS_ClkInitStruct);

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463 }

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464 else

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465 {

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466 /* Current PLL configuration cannot be modified */

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467 status = ERROR;

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468 }

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469

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470 return status;

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471 }

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472

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473 /**

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474 * @}

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475 */

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476

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477 /**

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478 * @}

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479 */

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480

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481 /** @addtogroup UTILS_LL_Private_Functions

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482 * @{

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483 */

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484 /**

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485 * @brief Update number of Flash wait states in line with new frequency and current

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486 voltage range.

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487 * @note This Function support ONLY devices with supply voltage (voltage range) between 2.7V and 3.6V

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488 * @param HCLK_Frequency HCLK frequency

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489 * @retval An ErrorStatus enumeration value:

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490 * - SUCCESS: Latency has been modified

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491 * - ERROR: Latency cannot be modified

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492 */

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493 static ErrorStatus UTILS_SetFlashLatency(uint32_t HCLK_Frequency)

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494 {

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495 ErrorStatus status = SUCCESS;

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496

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497 uint32_t latency = LL_FLASH_LATENCY_0; /* default value 0WS */

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498

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499 /* Frequency cannot be equal to 0 */

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500 if(HCLK_Frequency == 0U)

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501 {

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502 status = ERROR;

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503 }

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504 else

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505 {

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506 if(LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE1)

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507 {

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508 #if defined (UTILS_SCALE1_LATENCY5_FREQ)

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509 if((HCLK_Frequency > UTILS_SCALE1_LATENCY5_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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510 {

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511 latency = LL_FLASH_LATENCY_5;

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512 }

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513 #endif /*UTILS_SCALE1_LATENCY5_FREQ */

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514 #if defined (UTILS_SCALE1_LATENCY4_FREQ)

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515 if((HCLK_Frequency > UTILS_SCALE1_LATENCY4_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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516 {

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517 latency = LL_FLASH_LATENCY_4;

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518 }

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519 #endif /* UTILS_SCALE1_LATENCY4_FREQ */

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520 #if defined (UTILS_SCALE1_LATENCY3_FREQ)

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521 if((HCLK_Frequency > UTILS_SCALE1_LATENCY3_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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522 {

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523 latency = LL_FLASH_LATENCY_3;

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524 }

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525 #endif /* UTILS_SCALE1_LATENCY3_FREQ */

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526 #if defined (UTILS_SCALE1_LATENCY2_FREQ)

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527 if((HCLK_Frequency > UTILS_SCALE1_LATENCY2_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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528 {

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529 latency = LL_FLASH_LATENCY_2;

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530 }

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531 else

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532 {

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533 if((HCLK_Frequency > UTILS_SCALE1_LATENCY1_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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534 {

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535 latency = LL_FLASH_LATENCY_1;

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536 }

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537 }

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538 #endif /* UTILS_SCALE1_LATENCY2_FREQ */

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539 }

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540 if(LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE2)

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541 {

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542 #if defined (UTILS_SCALE2_LATENCY5_FREQ)

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543 if((HCLK_Frequency > UTILS_SCALE2_LATENCY5_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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544 {

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545 latency = LL_FLASH_LATENCY_5;

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546 }

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547 #endif /*UTILS_SCALE1_LATENCY5_FREQ */

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548 #if defined (UTILS_SCALE2_LATENCY4_FREQ)

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549 if((HCLK_Frequency > UTILS_SCALE2_LATENCY4_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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diff changeset

550 {

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551 latency = LL_FLASH_LATENCY_4;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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552 }

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553 #endif /*UTILS_SCALE1_LATENCY4_FREQ */

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554 #if defined (UTILS_SCALE2_LATENCY3_FREQ)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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555 if((HCLK_Frequency > UTILS_SCALE2_LATENCY3_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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556 {

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557 latency = LL_FLASH_LATENCY_3;

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558 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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559 #endif /*UTILS_SCALE1_LATENCY3_FREQ */

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560 if((HCLK_Frequency > UTILS_SCALE2_LATENCY2_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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561 {

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562 latency = LL_FLASH_LATENCY_2;

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563 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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564 else

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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565 {

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566 if((HCLK_Frequency > UTILS_SCALE2_LATENCY1_FREQ)&&(latency == LL_FLASH_LATENCY_0))

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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567 {

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568 latency = LL_FLASH_LATENCY_1;

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569 }

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parents:

diff changeset

570 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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571 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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572 #if defined (LL_PWR_REGU_VOLTAGE_SCALE3)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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573 if(LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE3)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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574 {

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575 #if defined (UTILS_SCALE3_LATENCY3_FREQ)

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576 if((HCLK_Frequency > UTILS_SCALE3_LATENCY3_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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577 {

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578 latency = LL_FLASH_LATENCY_3;

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579 }

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580 #endif /*UTILS_SCALE1_LATENCY3_FREQ */

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581 #if defined (UTILS_SCALE3_LATENCY2_FREQ)

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582 if((HCLK_Frequency > UTILS_SCALE3_LATENCY2_FREQ)&&(latency == LL_FLASH_LATENCY_0))

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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583 {

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584 latency = LL_FLASH_LATENCY_2;

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585 }

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586 else

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587 {

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588 if((HCLK_Frequency > UTILS_SCALE3_LATENCY1_FREQ)&&(latency == LL_FLASH_LATENCY_0))

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589 {

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590 latency = LL_FLASH_LATENCY_1;

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591 }

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592 }

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593 }

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594 #endif /*UTILS_SCALE1_LATENCY2_FREQ */

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595 #endif /* LL_PWR_REGU_VOLTAGE_SCALE3 */

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596

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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597 LL_FLASH_SetLatency(latency);

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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598

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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599 /* Check that the new number of wait states is taken into account to access the Flash

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600 memory by reading the FLASH_ACR register */

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601 if(LL_FLASH_GetLatency() != latency)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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602 {

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603 status = ERROR;

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diff changeset

604 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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605 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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606 return status;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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607 }

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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diff changeset

608

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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diff changeset

609 /**

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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610 * @brief Function to check that PLL can be modified

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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611 * @param PLL_InputFrequency PLL input frequency (in Hz)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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612 * @param UTILS_PLLInitStruct pointer to a @ref LL_UTILS_PLLInitTypeDef structure that contains

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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613 * the configuration information for the PLL.

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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614 * @retval PLL output frequency (in Hz)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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615 */

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616 static uint32_t UTILS_GetPLLOutputFrequency(uint32_t PLL_InputFrequency, LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct)

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617 {

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618 uint32_t pllfreq = 0U;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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619

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620 /* Check the parameters */

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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621 assert_param(IS_LL_UTILS_PLLM_VALUE(UTILS_PLLInitStruct->PLLM));

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622 assert_param(IS_LL_UTILS_PLLN_VALUE(UTILS_PLLInitStruct->PLLN));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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623 assert_param(IS_LL_UTILS_PLLP_VALUE(UTILS_PLLInitStruct->PLLP));

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624

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625 /* Check different PLL parameters according to RM */

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diff changeset

626 /* - PLLM: ensure that the VCO input frequency ranges from @ref UTILS_PLLVCO_INPUT_MIN to @ref UTILS_PLLVCO_INPUT_MAX MHz. */

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627 pllfreq = PLL_InputFrequency / (UTILS_PLLInitStruct->PLLM & (RCC_PLLCFGR_PLLM >> RCC_PLLCFGR_PLLM_Pos));

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628 assert_param(IS_LL_UTILS_PLLVCO_INPUT(pllfreq));

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629

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diff changeset

630 /* - PLLN: ensure that the VCO output frequency is between @ref UTILS_PLLVCO_OUTPUT_MIN and @ref UTILS_PLLVCO_OUTPUT_MAX .*/

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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631 pllfreq = pllfreq * (UTILS_PLLInitStruct->PLLN & (RCC_PLLCFGR_PLLN >> RCC_PLLCFGR_PLLN_Pos));

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632 assert_param(IS_LL_UTILS_PLLVCO_OUTPUT(pllfreq));

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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633

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diff changeset

634 /* - PLLP: ensure that max frequency at @ref RCC_MAX_FREQUENCY Hz is reached */

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635 pllfreq = pllfreq / (((UTILS_PLLInitStruct->PLLP >> RCC_PLLCFGR_PLLP_Pos) + 1) * 2);

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636 assert_param(IS_LL_UTILS_PLL_FREQUENCY(pllfreq));

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637

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638 return pllfreq;

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639 }

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diff changeset

640

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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641 /**

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642 * @brief Function to check that PLL can be modified

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643 * @retval An ErrorStatus enumeration value:

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644 * - SUCCESS: PLL modification can be done

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645 * - ERROR: PLL is busy

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646 */

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647 static ErrorStatus UTILS_PLL_IsBusy(void)

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648 {

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649 ErrorStatus status = SUCCESS;

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650

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651 /* Check if PLL is busy*/

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652 if(LL_RCC_PLL_IsReady() != 0U)

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653 {

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654 /* PLL configuration cannot be modified */

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655 status = ERROR;

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656 }

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657

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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658 #if defined(RCC_PLLSAI_SUPPORT)

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659 /* Check if PLLSAI is busy*/

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660 if(LL_RCC_PLLSAI_IsReady() != 0U)

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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661 {

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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662 /* PLLSAI1 configuration cannot be modified */

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663 status = ERROR;

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664 }

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665 #endif /*RCC_PLLSAI_SUPPORT*/

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666 #if defined(RCC_PLLI2S_SUPPORT)

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667 /* Check if PLLI2S is busy*/

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668 if(LL_RCC_PLLI2S_IsReady() != 0U)

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669 {

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670 /* PLLI2S configuration cannot be modified */

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671 status = ERROR;

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672 }

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673 #endif /*RCC_PLLI2S_SUPPORT*/

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674 return status;

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675 }

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676

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677 /**

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678 * @brief Function to enable PLL and switch system clock to PLL

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679 * @param SYSCLK_Frequency SYSCLK frequency

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680 * @param UTILS_ClkInitStruct pointer to a @ref LL_UTILS_ClkInitTypeDef structure that contains

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681 * the configuration information for the BUS prescalers.

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682 * @retval An ErrorStatus enumeration value:

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683 * - SUCCESS: No problem to switch system to PLL

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684 * - ERROR: Problem to switch system to PLL

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685 */

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686 static ErrorStatus UTILS_EnablePLLAndSwitchSystem(uint32_t SYSCLK_Frequency, LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct)

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687 {

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688 ErrorStatus status = SUCCESS;

c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure

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689 uint32_t hclk_frequency = 0U;

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690

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691 assert_param(IS_LL_UTILS_SYSCLK_DIV(UTILS_ClkInitStruct->AHBCLKDivider));

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692 assert_param(IS_LL_UTILS_APB1_DIV(UTILS_ClkInitStruct->APB1CLKDivider));

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693 assert_param(IS_LL_UTILS_APB2_DIV(UTILS_ClkInitStruct->APB2CLKDivider));

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694

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695 /* Calculate HCLK frequency */

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696 hclk_frequency = __LL_RCC_CALC_HCLK_FREQ(SYSCLK_Frequency, UTILS_ClkInitStruct->AHBCLKDivider);

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697

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698 /* Increasing the number of wait states because of higher CPU frequency */

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699 if(SystemCoreClock < hclk_frequency)

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700 {

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701 /* Set FLASH latency to highest latency */

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702 status = UTILS_SetFlashLatency(hclk_frequency);

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703 }

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704

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705 /* Update system clock configuration */

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706 if(status == SUCCESS)

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707 {

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708 /* Enable PLL */

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709 LL_RCC_PLL_Enable();

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710 while (LL_RCC_PLL_IsReady() != 1U)

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711 {

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712 /* Wait for PLL ready */

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713 }

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714

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715 /* Sysclk activation on the main PLL */

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716 LL_RCC_SetAHBPrescaler(UTILS_ClkInitStruct->AHBCLKDivider);

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717 LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL);

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718 while (LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL)

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719 {

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720 /* Wait for system clock switch to PLL */

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721 }

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722

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723 /* Set APB1 & APB2 prescaler*/

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724 LL_RCC_SetAPB1Prescaler(UTILS_ClkInitStruct->APB1CLKDivider);

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725 LL_RCC_SetAPB2Prescaler(UTILS_ClkInitStruct->APB2CLKDivider);

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726 }

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727

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728 /* Decreasing the number of wait states because of lower CPU frequency */

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729 if(SystemCoreClock > hclk_frequency)

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730 {

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731 /* Set FLASH latency to lowest latency */

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732 status = UTILS_SetFlashLatency(hclk_frequency);

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733 }

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734

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735 /* Update SystemCoreClock variable */

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736 if(status == SUCCESS)

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737 {

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738 LL_SetSystemCoreClock(hclk_frequency);

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739 }

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740

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741 return status;

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742 }

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743

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744 /**

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745 * @}

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746 */

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747

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748 /**

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749 * @}

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750 */

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751

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752 /**

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753 * @}

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754 */

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755

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

Mercurial > public > ostc4

annotate Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_utils.c @ 968:b9a1710522b1 Evo_2_23