tim.c 6.2 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * @file tim.c
  5. * @brief This file provides code for the configuration
  6. * of the TIM instances.
  7. ******************************************************************************
  8. * @attention
  9. *
  10. * Copyright (c) 2025 STMicroelectronics.
  11. * All rights reserved.
  12. *
  13. * This software is licensed under terms that can be found in the LICENSE file
  14. * in the root directory of this software component.
  15. * If no LICENSE file comes with this software, it is provided AS-IS.
  16. *
  17. ******************************************************************************
  18. */
  19. /* USER CODE END Header */
  20. /* Includes ------------------------------------------------------------------*/
  21. #include "tim.h"
  22. /* USER CODE BEGIN 0 */
  23. /* USER CODE END 0 */
  24. TIM_HandleTypeDef htim2;
  25. TIM_HandleTypeDef htim3;
  26. /* TIM2 init function */
  27. void MX_TIM2_Init(void)
  28. {
  29. /* USER CODE BEGIN TIM2_Init 0 */
  30. /* USER CODE END TIM2_Init 0 */
  31. TIM_MasterConfigTypeDef sMasterConfig = {0};
  32. TIM_OC_InitTypeDef sConfigOC = {0};
  33. /* USER CODE BEGIN TIM2_Init 1 */
  34. /* USER CODE END TIM2_Init 1 */
  35. htim2.Instance = TIM2;
  36. htim2.Init.Prescaler = 72;
  37. htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
  38. htim2.Init.Period = 500;
  39. htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  40. htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  41. if (HAL_TIM_PWM_Init(&htim2) != HAL_OK)
  42. {
  43. Error_Handler();
  44. }
  45. sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  46. sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  47. if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
  48. {
  49. Error_Handler();
  50. }
  51. sConfigOC.OCMode = TIM_OCMODE_PWM1;
  52. sConfigOC.Pulse = 0;
  53. sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
  54. sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
  55. if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
  56. {
  57. Error_Handler();
  58. }
  59. if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_2) != HAL_OK)
  60. {
  61. Error_Handler();
  62. }
  63. /* USER CODE BEGIN TIM2_Init 2 */
  64. /* USER CODE END TIM2_Init 2 */
  65. HAL_TIM_MspPostInit(&htim2);
  66. }
  67. /* TIM3 init function */
  68. void MX_TIM3_Init(void)
  69. {
  70. /* USER CODE BEGIN TIM3_Init 0 */
  71. /* USER CODE END TIM3_Init 0 */
  72. TIM_MasterConfigTypeDef sMasterConfig = {0};
  73. TIM_OC_InitTypeDef sConfigOC = {0};
  74. /* USER CODE BEGIN TIM3_Init 1 */
  75. /* USER CODE END TIM3_Init 1 */
  76. htim3.Instance = TIM3;
  77. htim3.Init.Prescaler = 72;
  78. htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
  79. htim3.Init.Period = 65535;
  80. htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  81. htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  82. if (HAL_TIM_PWM_Init(&htim3) != HAL_OK)
  83. {
  84. Error_Handler();
  85. }
  86. sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  87. sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  88. if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
  89. {
  90. Error_Handler();
  91. }
  92. sConfigOC.OCMode = TIM_OCMODE_PWM1;
  93. sConfigOC.Pulse = 0;
  94. sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
  95. sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
  96. if (HAL_TIM_PWM_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
  97. {
  98. Error_Handler();
  99. }
  100. if (HAL_TIM_PWM_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_2) != HAL_OK)
  101. {
  102. Error_Handler();
  103. }
  104. /* USER CODE BEGIN TIM3_Init 2 */
  105. /* USER CODE END TIM3_Init 2 */
  106. HAL_TIM_MspPostInit(&htim3);
  107. }
  108. void HAL_TIM_PWM_MspInit(TIM_HandleTypeDef* tim_pwmHandle)
  109. {
  110. if(tim_pwmHandle->Instance==TIM2)
  111. {
  112. /* USER CODE BEGIN TIM2_MspInit 0 */
  113. /* USER CODE END TIM2_MspInit 0 */
  114. /* TIM2 clock enable */
  115. __HAL_RCC_TIM2_CLK_ENABLE();
  116. /* USER CODE BEGIN TIM2_MspInit 1 */
  117. /* USER CODE END TIM2_MspInit 1 */
  118. }
  119. else if(tim_pwmHandle->Instance==TIM3)
  120. {
  121. /* USER CODE BEGIN TIM3_MspInit 0 */
  122. /* USER CODE END TIM3_MspInit 0 */
  123. /* TIM3 clock enable */
  124. __HAL_RCC_TIM3_CLK_ENABLE();
  125. /* USER CODE BEGIN TIM3_MspInit 1 */
  126. /* USER CODE END TIM3_MspInit 1 */
  127. }
  128. }
  129. void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle)
  130. {
  131. GPIO_InitTypeDef GPIO_InitStruct = {0};
  132. if(timHandle->Instance==TIM2)
  133. {
  134. /* USER CODE BEGIN TIM2_MspPostInit 0 */
  135. /* USER CODE END TIM2_MspPostInit 0 */
  136. __HAL_RCC_GPIOA_CLK_ENABLE();
  137. __HAL_RCC_GPIOB_CLK_ENABLE();
  138. /**TIM2 GPIO Configuration
  139. PA15 ------> TIM2_CH1
  140. PB3 ------> TIM2_CH2
  141. */
  142. GPIO_InitStruct.Pin = GPIO_PIN_15;
  143. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  144. GPIO_InitStruct.Pull = GPIO_NOPULL;
  145. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  146. GPIO_InitStruct.Alternate = GPIO_AF1_TIM2;
  147. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  148. GPIO_InitStruct.Pin = GPIO_PIN_3;
  149. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  150. GPIO_InitStruct.Pull = GPIO_NOPULL;
  151. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  152. GPIO_InitStruct.Alternate = GPIO_AF1_TIM2;
  153. HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  154. /* USER CODE BEGIN TIM2_MspPostInit 1 */
  155. /* USER CODE END TIM2_MspPostInit 1 */
  156. }
  157. else if(timHandle->Instance==TIM3)
  158. {
  159. /* USER CODE BEGIN TIM3_MspPostInit 0 */
  160. /* USER CODE END TIM3_MspPostInit 0 */
  161. __HAL_RCC_GPIOB_CLK_ENABLE();
  162. /**TIM3 GPIO Configuration
  163. PB4 ------> TIM3_CH1
  164. PB5 ------> TIM3_CH2
  165. */
  166. GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_5;
  167. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  168. GPIO_InitStruct.Pull = GPIO_NOPULL;
  169. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  170. GPIO_InitStruct.Alternate = GPIO_AF2_TIM3;
  171. HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  172. /* USER CODE BEGIN TIM3_MspPostInit 1 */
  173. /* USER CODE END TIM3_MspPostInit 1 */
  174. }
  175. }
  176. void HAL_TIM_PWM_MspDeInit(TIM_HandleTypeDef* tim_pwmHandle)
  177. {
  178. if(tim_pwmHandle->Instance==TIM2)
  179. {
  180. /* USER CODE BEGIN TIM2_MspDeInit 0 */
  181. /* USER CODE END TIM2_MspDeInit 0 */
  182. /* Peripheral clock disable */
  183. __HAL_RCC_TIM2_CLK_DISABLE();
  184. /* USER CODE BEGIN TIM2_MspDeInit 1 */
  185. /* USER CODE END TIM2_MspDeInit 1 */
  186. }
  187. else if(tim_pwmHandle->Instance==TIM3)
  188. {
  189. /* USER CODE BEGIN TIM3_MspDeInit 0 */
  190. /* USER CODE END TIM3_MspDeInit 0 */
  191. /* Peripheral clock disable */
  192. __HAL_RCC_TIM3_CLK_DISABLE();
  193. /* USER CODE BEGIN TIM3_MspDeInit 1 */
  194. /* USER CODE END TIM3_MspDeInit 1 */
  195. }
  196. }
  197. /* USER CODE BEGIN 1 */
  198. /* USER CODE END 1 */