You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
35 lines
755 B
35 lines
755 B
5 months ago
|
/*
|
||
|
|
* Copyright (c) 2006-2023, RT-Thread Development Team
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
|
*
|
||
|
|
* Change Logs:
|
||
|
|
* Date Author Notes
|
||
|
|
* 2023-03-26 luobeihai first version
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <rtthread.h>
|
||
|
|
#include <rtdevice.h>
|
||
|
|
#include <board.h>
|
||
|
|
|
||
|
|
/* defined the LED1 pin: PD13 */
|
||
|
|
#define LED1_PIN GET_PIN(D, 13)
|
||
|
|
|
||
|
|
int main(void)
|
||
|
|
{
|
||
|
|
uint32_t sysclock = 0;
|
||
|
|
/* set LED1 pin mode to output */
|
||
|
|
rt_pin_mode(LED1_PIN, PIN_MODE_OUTPUT);
|
||
|
|
/* Print system clock */
|
||
|
|
sysclock = RCM_ReadSYSCLKFreq();
|
||
|
|
rt_kprintf("System Clock: %d\n", sysclock);
|
||
|
|
|
||
|
|
while (1)
|
||
|
|
{
|
||
|
|
rt_pin_write(LED1_PIN, PIN_HIGH);
|
||
|
|
rt_thread_mdelay(500);
|
||
|
|
rt_pin_write(LED1_PIN, PIN_LOW);
|
||
|
|
rt_thread_mdelay(500);
|
||
|
|
}
|
||
|
|
}
|