#include <stm32f1xx_ll_bus.h>
#include <stm32f1xx_ll_gpio.h>
#include <stm32f1xx_ll_utils.h>
#include <stdio.h>
#include <string.h>

typedef enum
{
    Led_off = 0U,
    Led_on
}LedState_t;

LedState_t LedState;

int main(void)
{
    LL_InitTick(8000000, 1000);

    //Warning: if the line below triggers an error, GPIOC is not connected to a AHB1 (Group 1) on this device.
    //In this case, please search the stm32xxxx_ll_bus.h file for 'PERIPH_GPIOC' to find out the correct
    //macro name and use it to replace LL_AHB1_GRP1_PERIPH_$$com.sysprogs.examples.lBedblink.LEDPORT$$ and LL_AHB1_GRP1_EnableClock() below.
    LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOC);
    LL_GPIO_SetPinMode(GPIOC, LL_GPIO_PIN_13, LL_GPIO_MODE_OUTPUT);
    LL_GPIO_SetPinOutputType(GPIOC, LL_GPIO_PIN_13, LL_GPIO_OUTPUT_PUSHPULL);
    LL_GPIO_SetPinSpeed(GPIOC, LL_GPIO_PIN_13, LL_GPIO_SPEED_FREQ_LOW);
    LL_GPIO_SetOutputPin(GPIOC, LL_GPIO_PIN_13);


    for (;;)
    {
        LL_GPIO_SetOutputPin(GPIOC, LL_GPIO_PIN_13);
        LedState = Led_off;
        LL_mDelay(500);

        LL_GPIO_ResetOutputPin(GPIOC, LL_GPIO_PIN_13);
        LedState = Led_on;
        LL_mDelay(500);
    }
}