From 8d19f32ac25997d0045f5abfc2d7ff7ca9bd26ed Mon Sep 17 00:00:00 2001 From: "bernard.xiong" Date: Mon, 22 Mar 2010 09:17:38 +0000 Subject: add event, mailbox, message queue and timer simple examples. git-svn-id: https://rt-thread.googlecode.com/svn/trunk@524 bbd45198-f89e-11dd-88c7-29a3b14d5316 --- examples/kernel/timer_simple.c | 66 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 examples/kernel/timer_simple.c (limited to 'examples/kernel/timer_simple.c') diff --git a/examples/kernel/timer_simple.c b/examples/kernel/timer_simple.c new file mode 100644 index 0000000000..30d9e63f59 --- /dev/null +++ b/examples/kernel/timer_simple.c @@ -0,0 +1,66 @@ +/* + * 程序清单：定时器例程 + * + * 这个程序会初始化2个静态定时器，一个是一次定时，一个是周期性的定时 + */ +#include +#include "tc_comm.h" + +/* 定时器的控制块 */ +struct rt_timer timer1; +struct rt_timer timer2; + +/* 定时器1超时函数 */ +void timeout1(void* parameter) +{ + rt_kprintf("periodic timer is timeout\n"); +} + +/* 定时器2超时函数 */ +void timeout2(void* parameter) +{ + rt_kprintf("one shot timer is timeout\n"); +} + +#ifdef RT_USING_TC +static void _tc_cleanup() +{ + /* 调度器上锁，上锁后，将不再切换到其他线程，仅响应中断 */ + rt_enter_critical(); + + /* 执行定时器脱离 */ + rt_timer_detach(&timer1); + rt_timer_detach(&timer2); + + /* 调度器解锁 */ + rt_exit_critical(); + + /* 设置TestCase状态 */ + tc_done(TC_STAT_PASSED); +} + +int _tc_thread_timer_simple() +{ + /* 设置TestCase清理回调函数 */ + tc_cleanup(_tc_cleanup); + + rt_timer_init(&timer1, "timer1", timeout1, RT_NULL, 10, RT_TIMER_FLAG_PERIODIC); + rt_timer_init(&timer2, "timer2", timeout2, RT_NULL, 30, RT_TIMER_FLAG_ONE_SHOT); + + rt_timer_start(&timer1); + rt_timer_start(&timer2); + + /* 返回TestCase运行的最长时间 */ + return 100; +} +/* 输出函数命令到finsh shell中 */ +FINSH_FUNCTION_EXPORT(_tc_thread_timer_simple, a simple timer example); +#else +/* 用户应用入口 */ +int rt_application_init() +{ + _tc_thread_timer_simple(); + + return 0; +} +#endif -- cgit v1.3.1