/**
  ******************************************************************************
  * @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 Nucléo*********************************
  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****/