CH32V00x/User/main.c

/********************************** (C) COPYRIGHT *******************************
 * File Name          : main.c
 * Author             : WCH
 * Version            : V1.0.0
 * Date               : 2022/08/08
 * Description        : Main program body.
 * Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
 * SPDX-License-Identifier: Apache-2.0
 *******************************************************************************/
#include "debug.h"


/* Global define */


/* Global Variable */


/*********************************************************************
 * @fn      GPIO_Toggle_INIT
 *
 * @brief   Initializes GPIOD.4
 *
 * @return  none
 */
void GPIO_LED_Init(void) {
    GPIO_InitTypeDef GPIO_InitStructure = {0};

    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD, ENABLE);
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_OD;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
    GPIO_Init(GPIOD, &GPIO_InitStructure);
}

/*********************************************************************
 * @fn      main
 *
 * @brief   Main program.
 *
 * @return  none
 */
int main(void) {
    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
    SystemCoreClockUpdate();
    Delay_Init();
#if (SDI_PRINT == SDI_PR_OPEN)
    SDI_Printf_Enable();
#else
    USART_Printf_Init(115200);
#endif
    printf("SystemClk: %ld\r\n", SystemCoreClock);
    printf("DeviceID: %08lx\r\n", DBGMCU_GetDEVID());
    printf("ChipID: %08lx\r\n", DBGMCU_GetCHIPID());

    GPIO_LED_Init();

    while(1) {
        Delay_Ms(1000);
        printf("On\r\n");
        GPIO_WriteBit(GPIOD, GPIO_Pin_4, Bit_SET);
        Delay_Ms(1000);
        printf("Off\r\n");
        GPIO_WriteBit(GPIOD, GPIO_Pin_4, Bit_RESET);
    }
}