/* файл main.c */

#include "stm32f4xx_hal.h"
#include <stdint.h>
#include <math.h>
#include "BlinkLed.h"
TIM_HandleTypeDef htim4;
TIM_OC_InitTypeDef sConfigOC1;
TIM_OC_InitTypeDef sConfigOC2;
TIM_OC_InitTypeDef sConfigOC3;
TIM_OC_InitTypeDef sConfigOC4;
void SystemClock_Config(void);
static void MX_GPIO_Init(int);
static void MX_TIM4_Init(void);
int main(void){
    volatile int i = 0;
    volatile int j = 0;
    SystemClock_Config();
  HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_0);
  HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
  MX_GPIO_Init(12);
  MX_GPIO_Init(13);
  MX_GPIO_Init(14);
  MX_GPIO_Init(15);
  MX_TIM4_Init();
    HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_1);
    HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_2);
    HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_3);
    HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_4);
    int up = 0;
    while (1){
    up = 1;
    for(i = 0; i <= 65353 ; i++){
            TIM4->CCR1 = i;
            TIM4->CCR2 = 65353-i;
            if(up){
                TIM4->CCR3 = 65353-i/2;
                TIM4->CCR4 = i/2;
            }else{
                TIM4->CCR3 = i/2;
                TIM4->CCR4 = 65353-i/2;
            }
            for(j = 0 ; j < 100; j++) __NOP();
        }
        for(i = 65535; i >= 0 ; i--){
            TIM4->CCR1 = i;
            TIM4->CCR2 = 65353-i;
            if(up){
                TIM4->CCR3 = 65353-(65353-i)*2;
                TIM4->CCR4 = (65353-i)*2;
            }else{
                TIM4->CCR3 = (65353-i)*2;
                TIM4->CCR4 = 65353-(65353-i)*2;
            }
            for(j = 0 ; j < 100; j++) __NOP();
        }
    }
}
void MX_TIM4_Init(void){
  TIM_MasterConfigTypeDef sMasterConfig;
  htim4.Instance = TIM4;
  htim4.Init.Prescaler = 0;
  htim4.Init.CounterMode = TIM_COUNTERMODE_UP;
  htim4.Init.Period = 65535;
  htim4.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  htim4.Init.RepetitionCounter = 0;
  HAL_TIM_PWM_Init(&htim4);
  sConfigOC1.OCMode = TIM_OCMODE_PWM1;
  sConfigOC1.Pulse = 0;
  sConfigOC1.OCPolarity = TIM_OCPOLARITY_HIGH;
  sConfigOC1.OCFastMode = TIM_OCFAST_ENABLE;
  HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC1, TIM_CHANNEL_1);
    sConfigOC2.OCMode = TIM_OCMODE_PWM1;
  sConfigOC2.Pulse = 0;
  sConfigOC2.OCPolarity = TIM_OCPOLARITY_HIGH;
  sConfigOC2.OCFastMode = TIM_OCFAST_ENABLE;
  HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC2, TIM_CHANNEL_2);
    sConfigOC3.OCMode = TIM_OCMODE_PWM1;
  sConfigOC3.Pulse = 0;
  sConfigOC3.OCPolarity = TIM_OCPOLARITY_HIGH;
  sConfigOC3.OCFastMode = TIM_OCFAST_ENABLE;
  HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC3, TIM_CHANNEL_3);
  sConfigOC4.OCMode = TIM_OCMODE_PWM1;
  sConfigOC4.Pulse = 0;
  sConfigOC4.OCPolarity = TIM_OCPOLARITY_HIGH;
  sConfigOC4.OCFastMode = TIM_OCFAST_ENABLE;
  HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC4, TIM_CHANNEL_4);
    sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_ENABLE;
  HAL_TIMEx_MasterConfigSynchronization(&htim4, &sMasterConfig);
}

void MX_GPIO_Init(int pin){
        __TIM4_CLK_ENABLE();
      RCC->AHB1ENR |= BLINK_RCC_MASKx(BLINK_PORT_NUMBER);
      GPIO_InitTypeDef GPIO_InitStructure;
      GPIO_InitStructure.Pin = BLINK_PIN_MASK(pin);
      GPIO_InitStructure.Mode = GPIO_MODE_AF_PP;
      GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
      GPIO_InitStructure.Pull = GPIO_NOPULL;
      GPIO_InitStructure.Alternate = GPIO_AF2_TIM4;
      HAL_GPIO_Init(BLINK_GPIOx(BLINK_PORT_NUMBER), &GPIO_InitStructure);
}