1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-02-22 airm2m first version
*/
#include <rtthread.h>
#include <rtdevice.h>
#include <board.h>
/* defined the LED0 pin: PB2 */
#define LED0_PIN GET_PIN(B, 2)
int main(void)
{
RCC_ClocksTypeDef clocks;
RCC_GetClocksFreq(&clocks);
rt_kprintf("SYSCLK: %dMhz, \nHCLK: %dMhz, \nPCLK1: %dMhz, \nPCLK2: %dMhz, \nADCCLK: %dMhz\n",
clocks.SYSCLK_Frequency / 1000000, clocks.HCLK_Frequency / 1000000,
clocks.PCLK1_Frequency / 1000000, clocks.PCLK2_Frequency / 1000000, clocks.ADCCLK_Frequency / 1000000);
/* set LED0 pin mode to output */
rt_pin_mode(LED0_PIN, PIN_MODE_OUTPUT);
while (1)
{
rt_pin_write(LED0_PIN, PIN_HIGH);
rt_thread_mdelay(500);
rt_pin_write(LED0_PIN, PIN_LOW);
rt_thread_mdelay(500);
}
}
|
