text: /**
    ******************************************************************************
    * File Name          : TIM.c
    * Description        : This file provides code for the configuration
    *                      of the TIM instances.
    ******************************************************************************
    *
    * COPYRIGHT(c) 2016 STMicroelectronics
    *
    * Redistribution and use in source and binary forms, with or without modification,
    * are permitted provided that the following conditions are met:
    *   1. Redistributions of source code must retain the above copyright notice,
    *      this list of conditions and the following disclaimer.
    *   2. Redistributions in binary form must reproduce the above copyright notice,
    *      this list of conditions and the following disclaimer in the documentation
    *      and/or other materials provided with the distribution.
    *   3. Neither the name of STMicroelectronics nor the names of its contributors
    *      may be used to endorse or promote products derived from this software
    *      without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
    * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    ******************************************************************************
    */
  
  /* Includes ------------------------------------------------------------------*/
  #include "tim.h"
  
  /* USER CODE BEGIN 0 */
  
  /* USER CODE END 0 */
  
  TIM_HandleTypeDef htim2;
  
  /* TIM2 init function */
  void MX_TIM2_Init(void)
  {
    TIM_ClockConfigTypeDef sClockSourceConfig;
    TIM_MasterConfigTypeDef sMasterConfig;
    TIM_OC_InitTypeDef sConfigOC;
  
    htim2.Instance = TIM2;
    htim2.Init.Prescaler = 1;
    htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
    htim2.Init.Period = 1022;
    htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
    if (HAL_TIM_Base_Init(&htim2) != HAL_OK)
    {
      Error_Handler();
    }
  
    sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
    if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK)
    {
      Error_Handler();
    }
  
    if (HAL_TIM_PWM_Init(&htim2) != HAL_OK)
    {
      Error_Handler();
    }
  
    sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
    sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
    if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
    {
      Error_Handler();
    }
  
    sConfigOC.OCMode = TIM_OCMODE_PWM1;
    sConfigOC.Pulse = 0;
    sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
    sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
    if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
    {
      Error_Handler();
    }
  
    sConfigOC.Pulse = 1024;
    if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_2) != HAL_OK)
    {
      Error_Handler();
    }
  
    sConfigOC.Pulse = 0;
    if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_3) != HAL_OK)
    {
      Error_Handler();
    }
  
    sConfigOC.Pulse = 1024;
    if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_4) != HAL_OK)
    {
      Error_Handler();
    }
  
    HAL_TIM_MspPostInit(&htim2);
  
  }
  
  void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* tim_baseHandle)
  {
  
    if(tim_baseHandle->Instance==TIM2)
    {
    /* USER CODE BEGIN TIM2_MspInit 0 */
  
    /* USER CODE END TIM2_MspInit 0 */
      /* Peripheral clock enable */
      __HAL_RCC_TIM2_CLK_ENABLE();
    /* USER CODE BEGIN TIM2_MspInit 1 */
  
    /* USER CODE END TIM2_MspInit 1 */
    }
  }
  void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle)
  {
  
    GPIO_InitTypeDef GPIO_InitStruct;
    if(timHandle->Instance==TIM2)
    {
    /* USER CODE BEGIN TIM2_MspPostInit 0 */
  
    /* USER CODE END TIM2_MspPostInit 0 */
    
      /**TIM2 GPIO Configuration    
      PA0     ------> TIM2_CH1
      PA1     ------> TIM2_CH2
      PA2     ------> TIM2_CH3
      PA3     ------> TIM2_CH4 
      */
      GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3;
      GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
      GPIO_InitStruct.Pull = GPIO_NOPULL;
      GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
      GPIO_InitStruct.Alternate = GPIO_AF2_TIM2;
      HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  
    /* USER CODE BEGIN TIM2_MspPostInit 1 */
  
    /* USER CODE END TIM2_MspPostInit 1 */
    }
  
  }
  
  void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* tim_baseHandle)
  {
  
    if(tim_baseHandle->Instance==TIM2)
    {
    /* USER CODE BEGIN TIM2_MspDeInit 0 */
  
    /* USER CODE END TIM2_MspDeInit 0 */
      /* Peripheral clock disable */
      __HAL_RCC_TIM2_CLK_DISABLE();
    }
    /* USER CODE BEGIN TIM2_MspDeInit 1 */
  
    /* USER CODE END TIM2_MspDeInit 1 */
  } 
  
  /* USER CODE BEGIN 1 */
  
  /* USER CODE END 1 */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  