STM32F103C8T6用HAL闪烁LED

【核心代码】

#include <stdint.h>
#include "stm32f1xx.h"
#include "stm32f1xx_hal.h"

typedef void (*GPIOWriteFunc)(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState);

typedef struct {
    GPIOWriteFunc writePin;
} GPIOInterface;

static void DelayMs(uint32_t ms)
{
    HAL_Delay(ms);  // 使用 HAL 库提供的延迟函数
}

static void SystemClockInit(uint32_t pllMul)
{
    RCC_OscInitTypeDef oscInitStruct = {0};
    RCC_ClkInitTypeDef clkInitStruct = {0};

    oscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
    oscInitStruct.HSEState = RCC_HSE_ON;
    oscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
    oscInitStruct.PLL.PLLState = RCC_PLL_ON;
    oscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
    oscInitStruct.PLL.PLLMUL = pllMul;
    if (HAL_OK != HAL_RCC_OscConfig(&oscInitStruct))
    {
        while (1);
    }

    clkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
    clkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
    clkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
    clkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
    clkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

    if (HAL_OK != HAL_RCC_ClockConfig(&clkInitStruct, FLASH_LATENCY_2))
    {
        while (1);
    }
}

int main(void)
{
    HAL_Init();
    SystemClockInit(RCC_PLL_MUL9);

    __HAL_RCC_GPIOB_CLK_ENABLE();

    GPIO_InitTypeDef gpioInitStruct;
    gpioInitStruct.Mode = GPIO_MODE_OUTPUT_PP;
    gpioInitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    gpioInitStruct.Pin = GPIO_PIN_0;
    HAL_GPIO_Init(GPIOB, &gpioInitStruct);

    GPIOInterface GPIOInterface = { HAL_GPIO_WritePin };

    // 等待 3 秒钟
    DelayMs(3000);

    while (1)
    {
        GPIOInterface.writePin(GPIOB, GPIO_PIN_0, GPIO_PIN_SET);
        HAL_Delay(500);  // LED 点亮时间

        GPIOInterface.writePin(GPIOB, GPIO_PIN_0, GPIO_PIN_RESET);
        HAL_Delay(500);  // LED 熄灭时间
    }
}