STM32F407IGT6 TMR13 PA6生不成PWM波

chenbingjy

先上程序

1. #include "main.h"
   
2. #include "Board.h"
   
3. 
   
4. /* Private includes *******************************************************/
   
5. 
   
6. /* Private macro **********************************************************/
   
7. 
   
8. /* printf function configs to USART1*/
   
9. #define DEBUG_USART  USART1
   
10. 
    
11. #define DIV 167
    
12. 
    
13. /* Private typedef ********************************************************/
    
14. 
    
15. /* Private variables ******************************************************/
    
16. 
    
17. /* Private function prototypes ********************************************/
    
18. 
    
19. /* External variables *****************************************************/
    
20. 
    
21. /* External functions *****************************************************/
    
22. long int i;
    
23. /*!
    
24. * @brief       Main program
    
25. *
    
26. * [url=home.php?mod=space&uid=271674]@param[/url]       None
    
27. *
    
28. * @retval      None
    
29. */
    
30. 
    
31. int main(void)
    
32. {
    
33.     GPIO_Config_T GPIO_ConfigStruct;
    
34.     TMR_BaseConfig_T TMR_TimeBaseStruct;
    
35.     TMR_OCConfig_T OCcongigStruct;
    
36. 
    
37.     RCM_EnableAPB2PeriphClock(RCM_APB1_PERIPH_TMR13);
    
38.     RCM_EnableAHB1PeriphClock(RCM_AHB1_PERIPH_GPIOB|RCM_AHB1_PERIPH_GPIOA);
    
39. 
    
40.     /* TMR11_CH1 */
    
41.     GPIO_ConfigPinAF(GPIOA, GPIO_PIN_SOURCE_6, GPIO_AF_TMR13);
    
42. 
    
43.     /* Config TMR11 GPIO for output PWM */
    
44.     GPIO_ConfigStruct.pin = GPIO_PIN_6;
    
45.     GPIO_ConfigStruct.mode = GPIO_MODE_AF;
    
46.     GPIO_ConfigStruct.otype = GPIO_OTYPE_PP;
    
47.     GPIO_ConfigStruct.speed = GPIO_SPEED_100MHz;
    
48.     GPIO_Config(GPIOA, &GPIO_ConfigStruct);
    
49.                
    
50.                 GPIO_ConfigStruct.pin = GPIO_PIN_3;
    
51.     GPIO_ConfigStruct.mode = GPIO_MODE_OUT;
    
52.     GPIO_ConfigStruct.otype = GPIO_OTYPE_PP;
    
53.     GPIO_ConfigStruct.speed = GPIO_SPEED_100MHz;
    
54.     GPIO_Config(GPIOB, &GPIO_ConfigStruct);
    
55.                
    
56.     /* config TMR11 */
    
57.     TMR_TimeBaseStruct.clockDivision = TMR_CLOCK_DIV_1;
    
58.     TMR_TimeBaseStruct.countMode = TMR_COUNTER_MODE_UP;
    
59.     TMR_TimeBaseStruct.division = DIV;
    
60.     TMR_TimeBaseStruct.period = 999;
    
61.     TMR_ConfigTimeBase(TMR13, &TMR_TimeBaseStruct);
    
62. 
    
63.     /* Configure channel1 */
    
64.     TMR_ConfigOCStructInit(&OCcongigStruct);
    
65. 
    
66.     OCcongigStruct.mode = TMR_OC_MODE_PWM1;
    
67.     OCcongigStruct.outputState = TMR_OC_STATE_ENABLE;
    
68.     OCcongigStruct.polarity = TMR_OC_POLARITY_HIGH;
    
69. 
    
70.     /* Configure Channel 1 duty cycle = 80% */
    
71.     OCcongigStruct.pulse = 800;
    
72.     TMR_ConfigOC1(TMR13, &OCcongigStruct);
    
73.     TMR_ConfigOC1Preload(TMR13, TMR_OC_PRELOAD_ENABLE);
    
74. 
    
75.     TMR_EnableAutoReload(TMR13);
    
76.     TMR_Enable(TMR13);
    
77. 
    
78.     while(1)
    
79.     {
    
80.                         GPIO_SetBit(GPIOB,GPIO_PIN_3);
    
81.                         for(i=0;i<100000;i++);
    
82.                         GPIO_ResetBit(GPIOB,GPIO_PIN_3);
    
83.                         for(i=0;i<100000;i++);
    
84.     }
    
85. }
    

复制代码

原理图：

请问高手，哪里有错？谢谢

你的蓝朋友

要调用一个set_pwm的函数，百度就知道啦

chenbingjy

这个图是不是说TIM13除了PF8没有替代PWM波的引脚？

chenbingjy

GPIO_ConfigPinAF(GPIOF, GPIO_PIN_SOURCE_8, GPIO_AF_TMR13);
这条语句在HAL库里如何写？谢谢

你的蓝朋友

不用写，你把引脚选中功能自动生成

chenbingjy

你的蓝朋友 发表于 2025-8-19 09:38
不用写，你把引脚选中功能自动生成

谢谢。我生成了TMR11让PF7生成PWM波
代码如下：

1. #include "main.h"
   
2. 
   
3. /* Private includes ----------------------------------------------------------*/
   
4. /* USER CODE BEGIN Includes */
   
5. 
   
6. /* USER CODE END Includes */
   
7. 
   
8. /* Private typedef -----------------------------------------------------------*/
   
9. /* USER CODE BEGIN PTD */
   
10. 
    
11. /* USER CODE END PTD */
    
12. 
    
13. /* Private define ------------------------------------------------------------*/
    
14. /* USER CODE BEGIN PD */
    
15. 
    
16. /* USER CODE END PD */
    
17. 
    
18. /* Private macro -------------------------------------------------------------*/
    
19. /* USER CODE BEGIN PM */
    
20. 
    
21. /* USER CODE END PM */
    
22. 
    
23. /* Private variables ---------------------------------------------------------*/
    
24. TIM_HandleTypeDef htim11;
    
25. 
    
26. /* USER CODE BEGIN PV */
    
27. 
    
28. /* USER CODE END PV */
    
29. 
    
30. /* Private function prototypes -----------------------------------------------*/
    
31. void SystemClock_Config(void);
    
32. static void MX_GPIO_Init(void);
    
33. static void MX_TIM11_Init(void);
    
34. /* USER CODE BEGIN PFP */
    
35. 
    
36. /* USER CODE END PFP */
    
37. 
    
38. /* Private user code ---------------------------------------------------------*/
    
39. /* USER CODE BEGIN 0 */
    
40. 
    
41. /* USER CODE END 0 */
    
42. long int i;
    
43. /**
    
44.   * @brief  The application entry point.
    
45.   * @retval int
    
46.   */
    
47. int main(void)
    
48. {
    
49. 
    
50.   /* USER CODE BEGIN 1 */
    
51. 
    
52.   /* USER CODE END 1 */
    
53. 
    
54.   /* MCU Configuration--------------------------------------------------------*/
    
55. 
    
56.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
    
57.   HAL_Init();
    
58. 
    
59.   /* USER CODE BEGIN Init */
    
60. 
    
61.   /* USER CODE END Init */
    
62. 
    
63.   /* Configure the system clock */
    
64.   SystemClock_Config();
    
65. 
    
66.   /* USER CODE BEGIN SysInit */
    
67. 
    
68.   /* USER CODE END SysInit */
    
69. 
    
70.   /* Initialize all configured peripherals */
    
71.   MX_GPIO_Init();
    
72.   MX_TIM11_Init();
    
73.   /* USER CODE BEGIN 2 */
    
74. 
    
75.   /* USER CODE END 2 */
    
76. 
    
77.   /* Infinite loop */
    
78.   /* USER CODE BEGIN WHILE */
    
79.   while (1)
    
80.   {
    
81.     /* USER CODE END WHILE */
    
82.                 HAL_GPIO_WritePin(GPIOB, GPIO_PIN_3, GPIO_PIN_RESET);
    
83.                 //HAL_Delay(1000);
    
84.                 for(i=0;i<500000;i++);
    
85.                 HAL_GPIO_WritePin(GPIOB, GPIO_PIN_3, GPIO_PIN_SET);
    
86.                 //HAL_Delay(1000);
    
87.                 for(i=0;i<500000;i++);
    
88.     /* USER CODE BEGIN 3 */
    
89.   }
    
90.   /* USER CODE END 3 */
    
91. }
    
92. 
    
93. /**
    
94.   * @brief System Clock Configuration
    
95.   * @retval None
    
96.   */
    
97. void SystemClock_Config(void)
    
98. {
    
99.   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
    
100.   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
     
101. 
     
102.   /** Configure the main internal regulator output voltage
     
103.   */
     
104.   __HAL_RCC_PWR_CLK_ENABLE();
     
105.   __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
     
106. 
     
107.   /** Initializes the RCC Oscillators according to the specified parameters
     
108.   * in the RCC_OscInitTypeDef structure.
     
109.   */
     
110.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
     
111.   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
     
112.   RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
     
113.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
     
114.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
     
115.   {
     
116.     Error_Handler();
     
117.   }
     
118. 
     
119.   /** Initializes the CPU, AHB and APB buses clocks
     
120.   */
     
121.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
     
122.                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
     
123.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
     
124.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
     
125.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
     
126.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
     
127. 
     
128.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
     
129.   {
     
130.     Error_Handler();
     
131.   }
     
132. }
     
133. 
     
134. /**
     
135.   * @brief TIM11 Initialization Function
     
136.   * @param None
     
137.   * @retval None
     
138.   */
     
139. static void MX_TIM11_Init(void)
     
140. {
     
141. 
     
142.   /* USER CODE BEGIN TIM11_Init 0 */
     
143. 
     
144.   /* USER CODE END TIM11_Init 0 */
     
145. 
     
146.   TIM_OC_InitTypeDef sConfigOC = {0};
     
147. 
     
148.   /* USER CODE BEGIN TIM11_Init 1 */
     
149. 
     
150.   /* USER CODE END TIM11_Init 1 */
     
151.   htim11.Instance = TIM11;
     
152.   htim11.Init.Prescaler = 167;
     
153.   htim11.Init.CounterMode = TIM_COUNTERMODE_UP;
     
154.   htim11.Init.Period = 65535;
     
155.   htim11.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
     
156.   htim11.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_ENABLE;
     
157.   if (HAL_TIM_Base_Init(&htim11) != HAL_OK)
     
158.   {
     
159.     Error_Handler();
     
160.   }
     
161.   if (HAL_TIM_PWM_Init(&htim11) != HAL_OK)
     
162.   {
     
163.     Error_Handler();
     
164.   }
     
165.   sConfigOC.OCMode = TIM_OCMODE_PWM1;
     
166.   sConfigOC.Pulse = 30000;
     
167.   sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
     
168.   sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
     
169.   if (HAL_TIM_PWM_ConfigChannel(&htim11, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
     
170.   {
     
171.     Error_Handler();
     
172.   }
     
173.   /* USER CODE BEGIN TIM11_Init 2 */
     
174. 
     
175.   /* USER CODE END TIM11_Init 2 */
     
176.   HAL_TIM_MspPostInit(&htim11);
     
177. 
     
178. }
     
179. 
     
180. /**
     
181.   * @brief GPIO Initialization Function
     
182.   * @param None
     
183.   * @retval None
     
184.   */
     
185. static void MX_GPIO_Init(void)
     
186. {
     
187.   GPIO_InitTypeDef GPIO_InitStruct = {0};
     
188. /* USER CODE BEGIN MX_GPIO_Init_1 */
     
189. /* USER CODE END MX_GPIO_Init_1 */
     
190. 
     
191.   /* GPIO Ports Clock Enable */
     
192.   __HAL_RCC_GPIOF_CLK_ENABLE();
     
193.   __HAL_RCC_GPIOH_CLK_ENABLE();
     
194.   __HAL_RCC_GPIOB_CLK_ENABLE();
     
195. 
     
196.   /*Configure GPIO pin Output Level */
     
197.   HAL_GPIO_WritePin(GPIOB, GPIO_PIN_3, GPIO_PIN_RESET);
     
198. 
     
199.   /*Configure GPIO pin : PB3 */
     
200.   GPIO_InitStruct.Pin = GPIO_PIN_3;
     
201.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
     
202.   GPIO_InitStruct.Pull = GPIO_NOPULL;
     
203.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
     
204.   HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
     
205.        
     
206.         GPIO_InitStruct.Pin = GPIO_PIN_7;
     
207.   GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
     
208.   GPIO_InitStruct.Pull = GPIO_NOPULL;
     
209.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
     
210.   HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
     
211. 
     
212. /* USER CODE BEGIN MX_GPIO_Init_2 */
     
213. /* USER CODE END MX_GPIO_Init_2 */
     
214. }
     
215. 
     
216. /* USER CODE BEGIN 4 */
     
217. 
     
218. /* USER CODE END 4 */
     
219. 
     
220. /**
     
221.   * @brief  This function is executed in case of error occurrence.
     
222.   * @retval None
     
223.   */
     
224. void Error_Handler(void)
     
225. {
     
226.   /* USER CODE BEGIN Error_Handler_Debug */
     
227.   /* User can add his own implementation to report the HAL error return state */
     
228.   __disable_irq();
     
229.   while (1)
     
230.   {
     
231.   }
     
232.   /* USER CODE END Error_Handler_Debug */
     
233. }
     
234. 
     
235. #ifdef  USE_FULL_ASSERT
     
236. /**
     
237.   * @brief  Reports the name of the source file and the source line number
     
238.   *         where the assert_param error has occurred.
     
239.   * @param  file: pointer to the source file name
     
240.   * @param  line: assert_param error line source number
     
241.   * @retval None
     
242.   */
     
243. void assert_failed(uint8_t *file, uint32_t line)
     
244. {
     
245.   /* USER CODE BEGIN 6 */
     
246.   /* User can add his own implementation to report the file name and line number,
     
247.      ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
     
248.   /* USER CODE END 6 */
     
249. }
     
250. #endif /* USE_FULL_ASSERT */
     

复制代码

可是生不成PWM波

chenbingjy

你的蓝朋友 发表于 2025-8-19 15:16
要调用一个set_pwm的函数，百度就知道啦

你好，没找到这个函数

你的蓝朋友

懒得交你了，自己百度把