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今天用cube配置了一个GPIO12闪灯程序,下载到板子上不起作用,后面把datalog的例程改了一下能用,多余的都注释了,一样的main,一样的hal_init,一样的 SystemClock_Config,一样的GPIO_Init,怎么就是不起作用?就是没引用sensortile.h,这个头文件也只是一些二次预定义,有漏掉什么?而且单步调试(没用HAL_Delay,用的是自己写的软延时)没问题能进入主循环亮灭,怪了,是什么问题?
- int main(void)
- {
- HAL_Init();
- SystemClock_Config();
- MX_GPIO_Init();
-
- while (1)
- {
- HAL_GPIO_WritePin(GPIOG,GPIO_PIN_12, GPIO_PIN_SET);
- HAL_Delay(1000);
- HAL_GPIO_WritePin(GPIOG,GPIO_PIN_12, GPIO_PIN_RESET);
- HAL_Delay(1000);
- }
- }
- void SystemClock_Config(void)
- {
- RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
- RCC_OscInitTypeDef RCC_OscInitStruct = {0};
- RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
-
- __HAL_RCC_PWR_CLK_ENABLE();
- HAL_PWR_EnableBkUpAccess();
-
- /* Enable the LSE Oscilator */
- RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE;
- RCC_OscInitStruct.LSEState = RCC_LSE_ON;
- if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
- {
- Error_Handler();
- }
-
- /* Enable the CSS interrupt in case LSE signal is corrupted or not present */
- HAL_RCCEx_DisableLSECSS();
-
- /* Enable MSI Oscillator and activate PLL with MSI as source */
- RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_MSI;
- RCC_OscInitStruct.MSIState = RCC_MSI_ON;
- RCC_OscInitStruct.HSICalibrationValue = RCC_MSICALIBRATION_DEFAULT;
- RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_11;
- RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
- RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_MSI;
- RCC_OscInitStruct.PLL.PLLM = 6;
- RCC_OscInitStruct.PLL.PLLN = 40;
- RCC_OscInitStruct.PLL.PLLP = 7;
- RCC_OscInitStruct.PLL.PLLQ = 4;
- RCC_OscInitStruct.PLL.PLLR = 4;
- if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
- {
- Error_Handler();
- }
- PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
- PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
- if(HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
- {
- Error_Handler();
- }
-
- /* Enable MSI Auto-calibration through LSE */
- HAL_RCCEx_EnableMSIPLLMode();
- /* Select MSI output as USB clock source */
- PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USB;
- PeriphClkInitStruct.UsbClockSelection = RCC_USBCLKSOURCE_MSI;
- HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
- /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
- clocks dividers */
- RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
- RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
- RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
- RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
- RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; //2
- if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
- {
- Error_Handler();
- }
- }
- static void MX_GPIO_Init(void)
- {
- GPIO_InitTypeDef GPIO_InitStruct;
- /* GPIO Ports Clock Enable */
- __HAL_RCC_PWR_CLK_ENABLE();
- HAL_PWREx_EnableVddIO2();
- __GPIOG_CLK_ENABLE();
- /*Configure GPIO pin Output Level */
- /*Configure GPIO pin : PG12 */
- GPIO_InitStruct.Pin = GPIO_PIN_12;
- GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
- HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
- }
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2.zip
13.31 MB, 下载次数: 447
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