Periph-Voilier/Src/main.c
2020-11-22 16:48:42 +01:00

201 lines
5.7 KiB
C
Raw Blame History

/**
******************************************************************************
* @file Templates_LL/Src/main.c
* @author MCD Application Team
* @brief Main program body through the LL API
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
#include "stm32f1xx_ll_rcc.h" // utile dans la fonction SystemClock_Config
#include "stm32f1xx_ll_utils.h" // utile dans la fonction SystemClock_Config
#include "stm32f1xx_ll_system.h" // utile dans la fonction SystemClock_Config
#include "stm32f1xx_ll_gpio.h"
#include "MyTimer.h"
#include "MyPWM.h"
void SystemClock_Config(void);
/* Private functions ---------------------------------------------------------*/
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* Configure the system clock to 72 MHz */
SystemClock_Config();
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOB);
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOA);
LL_GPIO_InitTypeDef My_GPIO_Init_Struct;
/*===Test Output===*/
// TIM_TypeDef *Timer1 = TIM3;
// int Channel1 = LL_TIM_CHANNEL_CH2;
// TIM_TypeDef *Timer2 = TIM4;
// int Channel2 = LL_TIM_CHANNEL_CH4;
//
// MyTimer_Conf(Timer1,0xFFFE, 0x72);
// MyTimer_Conf(Timer2,0xFFFE, 0x72);
//
// MyPWM_Conf_Output(Timer1, Channel1);
// MyPWM_Conf_Output(Timer2, Channel2);
//
// MyPWM_Set_Impulse_Duration(Timer1, 25, Channel1);
// MyPWM_Set_Impulse_Duration(Timer2, 75, Channel2);
//
// My_GPIO_Init_Struct.Pin = LL_GPIO_PIN_7;
// My_GPIO_Init_Struct.Mode = LL_GPIO_MODE_ALTERNATE;
// My_GPIO_Init_Struct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
// My_GPIO_Init_Struct.Speed = LL_GPIO_MODE_OUTPUT_2MHz;
// My_GPIO_Init_Struct.Pull = LL_GPIO_PULL_DOWN;
// LL_GPIO_Init(GPIOA, &My_GPIO_Init_Struct);
//
// My_GPIO_Init_Struct.Pin = LL_GPIO_PIN_9;
// My_GPIO_Init_Struct.Mode = LL_GPIO_MODE_ALTERNATE;
// My_GPIO_Init_Struct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
// My_GPIO_Init_Struct.Speed = LL_GPIO_MODE_OUTPUT_2MHz;
// My_GPIO_Init_Struct.Pull = LL_GPIO_PULL_DOWN;
// LL_GPIO_Init(GPIOB, &My_GPIO_Init_Struct);
//
// MyTimer_Start(Timer1);
// MyTimer_Start(Timer2);
/*===Test Input===*/
TIM_TypeDef *Timer = TIM4;
int channel1 = LL_TIM_CHANNEL_CH1;
int channel2 = LL_TIM_CHANNEL_CH2;
My_GPIO_Init_Struct.Pin = LL_GPIO_PIN_6;
My_GPIO_Init_Struct.Mode = LL_GPIO_MODE_FLOATING;
My_GPIO_Init_Struct.Pull = LL_GPIO_PULL_DOWN;
LL_GPIO_Init(GPIOB, &My_GPIO_Init_Struct);
My_GPIO_Init_Struct.Pin = LL_GPIO_PIN_7;
LL_GPIO_Init(GPIOB, &My_GPIO_Init_Struct);
MyTimer_Conf(Timer,0xFFAD,0x15);
MyPWM_Conf_Input(Timer, channel1, channel2);
int duty_cycle = 0;
/* Infinite loop */
while (1)
{
duty_cycle = MyPWM_Duty_Cycle_Permilles(Timer, channel1, channel2);
}
}
/**
* @brief System Clock Configuration
* The system Clock is configured as follow :
* System Clock source = PLL (HSE)
* SYSCLK(Hz) = 72000000
* HCLK(Hz) = 72000000
* AHB Prescaler = 1
* APB1 Prescaler = 2
* APB2 Prescaler = 1
* HSE Frequency(Hz) = 8000000
* PLLMUL = 9
* Flash Latency(WS) = 2
* @param None
* @retval None
*/
void SystemClock_Config(void)
{
/* Set FLASH latency */
LL_FLASH_SetLatency(LL_FLASH_LATENCY_2);
/* Enable HSE oscillator */
// ********* Commenter la ligne ci-dessous pour MCBSTM32 *****************
// ********* Conserver la ligne si Nucl<63>o*********************************
LL_RCC_HSE_EnableBypass();
LL_RCC_HSE_Enable();
while(LL_RCC_HSE_IsReady() != 1)
{
};
/* Main PLL configuration and activation */
LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE_DIV_1, LL_RCC_PLL_MUL_9);
LL_RCC_PLL_Enable();
while(LL_RCC_PLL_IsReady() != 1)
{
};
/* Sysclk activation on the main PLL */
LL_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_1);
LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL);
while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL)
{
};
/* Set APB1 & APB2 prescaler*/
LL_RCC_SetAPB1Prescaler(LL_RCC_APB1_DIV_2);
LL_RCC_SetAPB2Prescaler(LL_RCC_APB2_DIV_1);
/* Set systick to 1ms in using frequency set to 72MHz */
LL_Init1msTick(72000000); // utile lorsqu'on utilise la fonction LL_mDelay
/* Update CMSIS variable (which can be updated also through SystemCoreClockUpdate function) */
LL_SetSystemCoreClock(72000000);
}
/* ============== BOARD SPECIFIC CONFIGURATION CODE END ============== */
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d", file, line) */
/* Infinite loop */
while (1)
{
}
}
#endif
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/