timer.h

瑞斯康公司载波模块串口通信程序,很标准的串口通信程序,可以作为学习参考.

/**********************************************************************************************************
File:		Timer.h
Reference:	None.
Purpose:	集中器定时器头文件.
Note:		None.
To Do:		None.
**********************************************************************************************************/
#ifndef _TIMER_H
#define _TIMER_H

/*---------------------------------------------------------------------------------------------------------
Section: 头文件
---------------------------------------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------------------------------------
Section: 宏定义
---------------------------------------------------------------------------------------------------------*/
/* None */

/*---------------------------------------------------------------------------------------------------------
Section: 常数定义
---------------------------------------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------------------------------------
Section: 类型定义
---------------------------------------------------------------------------------------------------------*/
/* 软件定时器定义. */
typedef struct Timer
{
	unsigned long m_remTime; /* 剩余时钟毫秒数. */
	unsigned long m_last;  /* 最近更新时刻. */
} Timer;

/*---------------------------------------------------------------------------------------------------------
Section: 常量定义
---------------------------------------------------------------------------------------------------------*/
/* None */

/*---------------------------------------------------------------------------------------------------------
Section: 全局函数原型.
---------------------------------------------------------------------------------------------------------*/
char SetTimeoutValue(Timer *timer, unsigned long timeout);
char Timeout(Timer *timer);

#endif /* #ifndef _TIMER_H */
/*--------------------------------------------- End of Timer.h ------------------------------------------*/