view Small_CPU/Src/gpio.c @ 1024:9fabad6436a2 GasConsumption

GPIO sleep cleanup: During bringup of OSTC5 HW usage of new GPIO pins was introduced. To avoid not needed active GPIO pins during sleep some cleanup has been done (pins are only active if needed by new hardware, clocks deactivated during sleep etc.)
author Ideenmodellierer
date Tue, 29 Jul 2025 17:15:35 +0200
parents c386ae6635e4
children
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/**
  ******************************************************************************
  * @file    gpio.c
  * @author  heinrichs weikamp gmbh
  * @version V0.0.1
  * @date    08-Dec-2024
  * @brief   Definitions for GPIO operations (GPIO_V2)
  *           
  @verbatim                 
  ============================================================================== 
                        ##### How to use #####
  ============================================================================== 
  @endverbatim
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2024 heinrichs weikamp</center></h2>
  *
  ******************************************************************************
  */ 

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

#include "stm32f4xx_hal.h"
#include "gpio.h"
#include "data_exchange.h"
#include "scheduler.h"
#include "uart_Internal.h"
#include "GNSS.h"

/* Exported variables --------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
static uint8_t GPIO_Version = 0;
/* Private types -------------------------------------------------------------*/

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

/* Exported functions --------------------------------------------------------*/
void GPIO_LEDs_VIBRATION_Init(void) {
	GPIO_InitTypeDef GPIO_InitStructure;

	__GPIOA_CLK_ENABLE();
	GPIO_InitStructure.Pin = LED_CONTROL_PIN_RED;
	GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
	GPIO_InitStructure.Pull = GPIO_PULLUP;
	GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
	HAL_GPIO_Init( GPIOA, &GPIO_InitStructure);
	HAL_GPIO_WritePin( GPIOA, LED_CONTROL_PIN_RED, GPIO_PIN_SET);

	GPIO_InitStructure.Pin = LED_CONTROL_PIN_GREEN;
	GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
	GPIO_InitStructure.Pull = GPIO_PULLUP;
	GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
	HAL_GPIO_Init( GPIOA, &GPIO_InitStructure);
	HAL_GPIO_WritePin( GPIOA, LED_CONTROL_PIN_GREEN, GPIO_PIN_SET);

	GPIO_InitStructure.Pin = VIBRATION_CONTROL_PIN;
	GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
	GPIO_InitStructure.Pull = GPIO_PULLDOWN;
	GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
	HAL_GPIO_Init( GPIOA, &GPIO_InitStructure);
	HAL_GPIO_WritePin( GPIOA, VIBRATION_CONTROL_PIN, GPIO_PIN_RESET);
}

void GPIO_GNSS_Init()
{
	GPIO_InitTypeDef GPIO_InitStructure;

	__GPIOB_CLK_ENABLE();
	GPIO_InitStructure.Pin = GPS_POWER_CONTROL_PIN;
	GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
	GPIO_InitStructure.Pull = GPIO_PULLUP;
	GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
	HAL_GPIO_Init( GPIOB, &GPIO_InitStructure);
	HAL_GPIO_WritePin( GPIOB, GPS_POWER_CONTROL_PIN, GPIO_PIN_SET);

	GPIO_InitStructure.Pin = GPS_BCKP_CONTROL_PIN;
	GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
	GPIO_InitStructure.Pull = GPIO_PULLDOWN;
	GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
	HAL_GPIO_Init( GPIOB, &GPIO_InitStructure);
	HAL_GPIO_WritePin( GPIOB, GPS_BCKP_CONTROL_PIN, GPIO_PIN_SET);
}

void GPIO_Power_MainCPU_Init(void) {
	GPIO_InitTypeDef GPIO_InitStructure;
	__GPIOC_CLK_ENABLE();
	GPIO_InitStructure.Pin = MAINCPU_CONTROL_PIN;
	GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
	GPIO_InitStructure.Pull = GPIO_PULLUP;
	GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
	HAL_GPIO_Init( GPIOC, &GPIO_InitStructure);
	HAL_GPIO_WritePin( GPIOC, MAINCPU_CONTROL_PIN, GPIO_PIN_RESET);
}

void GPIO_HandleBuzzer()
{
	static uint32_t buzzerOnTick = 0;
	static uint8_t buzzerWasOn = 0;

	if(((global.dataSendToSlave.data.externalInterface_Cmd & EXT_INTERFACE_BUZZER_ON) != 0))
	{
		if(!buzzerWasOn)
		{
			buzzerOnTick = HAL_GetTick();
			GPIO_VIBRATION_ON();
			/* GPIO_LED_RED_ON(); */

			if(time_elapsed_ms(buzzerOnTick,HAL_GetTick()) > EXT_INTERFACE_BUZZER_ON_TIME_MS)
			{
				GPIO_VIBRATION_OFF();
			/*	GPIO_LED_RED_OFF(); */
			}
		}
		buzzerWasOn = 1;
	}
	else
	{
		if(buzzerWasOn)
		{
			buzzerOnTick = 0;
			GPIO_VIBRATION_OFF();
			/* GPIO_LED_RED_OFF(); */
		}
		buzzerWasOn = 0;
	}
}

void GPIO_Power_MainCPU_ON(void) {
	HAL_GPIO_WritePin( GPIOC, MAINCPU_CONTROL_PIN, GPIO_PIN_RESET);
}

void GPIO_Power_MainCPU_OFF(void) {
	HAL_GPIO_WritePin( GPIOC, MAINCPU_CONTROL_PIN, GPIO_PIN_SET);
}

void GPIO_LED_GREEN_ON(void) {
	HAL_GPIO_WritePin( GPIOA, LED_CONTROL_PIN_GREEN, GPIO_PIN_RESET);
}

void GPIO_LED_GREEN_OFF(void) {
	HAL_GPIO_WritePin( GPIOA, LED_CONTROL_PIN_GREEN, GPIO_PIN_SET);
}

void GPIO_LED_RED_ON(void) {
	HAL_GPIO_WritePin( GPIOA, LED_CONTROL_PIN_RED, GPIO_PIN_RESET);
}

void GPIO_LED_RED_OFF(void) {
	HAL_GPIO_WritePin( GPIOA, LED_CONTROL_PIN_RED, GPIO_PIN_SET);
}

void GPIO_VIBRATION_ON(void) {
	HAL_GPIO_WritePin( GPIOA, VIBRATION_CONTROL_PIN, GPIO_PIN_SET);
}

void GPIO_VIBRATION_OFF(void) {
	HAL_GPIO_WritePin( GPIOA, VIBRATION_CONTROL_PIN, GPIO_PIN_RESET);
}

void GPIO_GPS_ON(void) {
	HAL_GPIO_WritePin( GPIOB, GPS_POWER_CONTROL_PIN, GPIO_PIN_RESET);
}

void GPIO_GPS_OFF(void) {
	HAL_GPIO_WritePin( GPIOB, GPS_POWER_CONTROL_PIN, GPIO_PIN_SET);
}

void GPIO_GPS_BCKP_ON(void) {
	HAL_GPIO_WritePin( GPIOB, GPS_BCKP_CONTROL_PIN, GPIO_PIN_SET);
}

void GPIO_GPS_BCKP_OFF(void) {
	HAL_GPIO_WritePin( GPIOB, GPS_BCKP_CONTROL_PIN, GPIO_PIN_RESET);
}

uint8_t GPIO_GetVersion()
{
	return GPIO_Version;
}

void GPIO_Activate_V2(void)
{
	if(GPIO_Version == 0)
	{
		GPIO_Version = 1;
	}
}

void GPIO_Init_V2(void)
{
	if(GPIO_Version == 1)
	{
		GPIO_LEDs_VIBRATION_Init();
#ifdef ENABLE_GNSS_INTERN
		GNSS_IO_init();
		GPIO_GPS_ON();
		GPIO_GPS_BCKP_ON();
		MX_USART6_UART_Init();
		GNSS_Init(&GNSS_Handle, &huart6);
#endif
	}
}
/* Private functions ---------------------------------------------------------*/


/************************ (C) COPYRIGHT heinrichs weikamp *****END OF FILE****/