144 lines
1.8 KiB
C
144 lines
1.8 KiB
C
/*
|
||
* Copyright (c) 2006-2021, RT-Thread Development Team
|
||
*
|
||
* SPDX-License-Identifier: Apache-2.0
|
||
*
|
||
* Change Logs:
|
||
* Date Author Notes
|
||
* 2023-06-01 murmur the first version
|
||
*/
|
||
/*
|
||
|
||
* Copyright (c) 2006-2018, RT-Thread Development Team
|
||
|
||
*
|
||
|
||
* SPDX-License-Identifier: Apache-2.0
|
||
|
||
*
|
||
|
||
* Change Logs:
|
||
|
||
* Date Author Notes
|
||
|
||
* 2018-08-24 yangjie the first version
|
||
|
||
*/
|
||
|
||
|
||
|
||
/*
|
||
|
||
* 程序清单：定时器例程
|
||
|
||
*
|
||
|
||
* 这个例程会创建两个动态定时器，一个是单次定时，一个是周期性定时
|
||
|
||
* 并让周期定时器运行一段时间后停止运行
|
||
|
||
*/
|
||
|
||
#include <rtthread.h>
|
||
|
||
|
||
|
||
/* 定时器的控制块 */
|
||
|
||
static rt_timer_t timer1;
|
||
|
||
static rt_timer_t timer2;
|
||
|
||
static int cnt = 0;
|
||
|
||
|
||
|
||
/* 定时器1超时函数 */
|
||
|
||
static void timeout1(void *parameter)
|
||
|
||
{
|
||
|
||
rt_kprintf("periodic timer is timeout %d\n", cnt);
|
||
|
||
|
||
|
||
/* 运行第10次，停止周期定时器 */
|
||
|
||
if (cnt++ >= 9)
|
||
|
||
{
|
||
|
||
rt_timer_stop(timer1);
|
||
|
||
rt_kprintf("periodic timer was stopped! \n");
|
||
|
||
}
|
||
|
||
}
|
||
|
||
|
||
|
||
/* 定时器2超时函数 */
|
||
|
||
static void timeout2(void *parameter)
|
||
|
||
{
|
||
|
||
rt_kprintf("one shot timer is timeout\n");
|
||
|
||
}
|
||
|
||
|
||
|
||
int timer_sample(void)
|
||
|
||
{
|
||
|
||
/* 创建定时器1 周期定时器 */
|
||
|
||
timer1 = rt_timer_create("timer1", timeout1,
|
||
|
||
RT_NULL, 10,
|
||
|
||
RT_TIMER_FLAG_PERIODIC);
|
||
|
||
|
||
|
||
/* 启动定时器1 */
|
||
|
||
if (timer1 != RT_NULL)
|
||
|
||
rt_timer_start(timer1);
|
||
|
||
|
||
|
||
/* 创建定时器2 单次定时器 */
|
||
|
||
timer2 = rt_timer_create("timer2", timeout2,
|
||
|
||
RT_NULL, 30,
|
||
|
||
RT_TIMER_FLAG_ONE_SHOT);
|
||
|
||
|
||
|
||
/* 启动定时器2 */
|
||
|
||
if (timer2 != RT_NULL)
|
||
|
||
rt_timer_start(timer2);
|
||
|
||
|
||
|
||
return 0;
|
||
|
||
}
|
||
|
||
|
||
|
||
/* 导出到 msh 命令列表中 */
|
||
|
||
MSH_CMD_EXPORT(timer_sample, timer sample);
|
||
|