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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-05-16 shelton first version
*/
#include <rtthread.h>
#include <rtdevice.h>
#include "drv_common.h"
#include "drv_gpio.h"
/* defined the led2 pin: pd13 */
#define LED2_PIN GET_PIN(D, 13)
/* defined the led3 pin: pd14 */
#define LED3_PIN GET_PIN(D, 14)
/* defined the led4 pin: pd15 */
#define LED4_PIN GET_PIN(D, 15)
int main(void)
{
rt_uint32_t speed = 200;
/* set led2 pin mode to output */
rt_pin_mode(LED2_PIN, PIN_MODE_OUTPUT);
/* set led3 pin mode to output */
rt_pin_mode(LED3_PIN, PIN_MODE_OUTPUT);
/* set led4 pin mode to output */
rt_pin_mode(LED4_PIN, PIN_MODE_OUTPUT);
while (1)
{
rt_pin_write(LED2_PIN, PIN_LOW);
rt_thread_mdelay(speed);
rt_pin_write(LED3_PIN, PIN_LOW);
rt_thread_mdelay(speed);
rt_pin_write(LED4_PIN, PIN_LOW);
rt_thread_mdelay(speed);
rt_pin_write(LED2_PIN, PIN_HIGH);
rt_thread_mdelay(speed);
rt_pin_write(LED3_PIN, PIN_HIGH);
rt_thread_mdelay(speed);
rt_pin_write(LED4_PIN, PIN_HIGH);
rt_thread_mdelay(speed);
}
}
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