49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
|
/*
|
||
|
|
* Copyright (c) 2006-2021, RT-Thread Development Team
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
|
*
|
||
|
|
* Change Logs:
|
||
|
|
* Date Author Notes
|
||
|
|
* 2023-04-08 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);
|
||
|
|
}
|
||
|
|
}
|