58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
|
|
#include "main.h"
|
|
|
|
void SystemClock_Config(void);
|
|
static void MX_GPIO_Init(void);
|
|
|
|
int main(void)
|
|
{
|
|
HAL_Init();
|
|
SystemClock_Config();
|
|
|
|
MX_GPIO_Init();
|
|
|
|
while (1)
|
|
{
|
|
HAL_GPIO_WritePin(GPIOB,GPIO_PIN_13,1);
|
|
HAL_Delay(1000);
|
|
HAL_GPIO_WritePin(GPIOB,GPIO_PIN_13,0);
|
|
HAL_Delay(1000);
|
|
}
|
|
}
|
|
|
|
void SystemClock_Config(void)
|
|
{
|
|
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
|
|
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
|
|
|
|
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
|
|
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
|
|
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
|
|
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
|
|
HAL_RCC_OscConfig(&RCC_OscInitStruct);
|
|
|
|
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|
|
|RCC_CLOCKTYPE_PCLK1;
|
|
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
|
|
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
|
|
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
|
|
|
|
HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0);
|
|
}
|
|
|
|
static void MX_GPIO_Init(void)
|
|
{
|
|
GPIO_InitTypeDef GPIO_InitStruct = {0};
|
|
|
|
__HAL_RCC_GPIOB_CLK_ENABLE();
|
|
__HAL_RCC_GPIOA_CLK_ENABLE();
|
|
|
|
HAL_GPIO_WritePin(GPIOB, GPIO_PIN_13, GPIO_PIN_RESET);
|
|
|
|
GPIO_InitStruct.Pin = GPIO_PIN_13;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
|
|
|
|
}
|