#include "main.h" // Replace with your specific STM32 series header file

// Function prototypes
void SystemClock_Config(void);
void GPIO_Init(void);
void delay(uint32_t ms);

int main(void) {
    // Initialize the HAL Library
    HAL_Init();
    
    // Configure the system clock
    SystemClock_Config();
    
    // Initialize GPIO for LED
    GPIO_Init();

    while (1) {
        // Toggle the LED
        HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_13); // Replace GPIOA and GPIO_PIN_5 with your specific port/pin
        delay(500); // 500ms delay
    }
}

void SystemClock_Config(void) {
    // Use STM32CubeMX to generate system clock configuration
    // Or configure the clock manually based on your board and requirements
}

void GPIO_Init(void) {
    // Enable GPIO clock
    __HAL_RCC_GPIOA_CLK_ENABLE(); // Replace GPIOA with the specific port
    
    GPIO_InitTypeDef GPIO_InitStruct = {0};

    // Configure GPIO pin for the LED
    GPIO_InitStruct.Pin = GPIO_PIN_13; // Replace GPIO_PIN_5 with your LED pin
    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;

    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); // Replace GPIOA with your specific port
}

void delay(uint32_t ms) {
    HAL_Delay(ms); // HAL_Delay provides millisecond delays
}