os_user_c.c

UCOSII在mcs12dg128上的移植

//==================================================================================================
//| 文件名称 | OS_USER.c
//|--------- |--------------------------------------------------------------------------------------
//| 文件描述 | CPU使用情况
//|--------- |--------------------------------------------------------------------------------------
//| 版权声明 | Copyright2008
//|----------|--------------------------------------------------------------------------------------
//|  版本    |  时间       |  作者     | 描述
//|--------- |-------------|-----------|------------------------------------------------------------
//|  V1.0    | 2008.09.25  | chen       | 
//==================================================================================================

//#include "..\Sources\UCOS2\CONFIG_UCOS\INCLUDES.h"
#define OS_USER_GLOBALS
#include "..\sources\application\Include.h"
void CPU_ElapsedStart(void)  //保存启动时的计数值
{
	TimeCountPre=TCNT;
}

INT16U	CPU_ElapsedStop(void)	  //计算任务一次执行时间
{
	INT16U TimeCount=TCNT;
	if (TimeCount<TimeCountPre)
		return(65536-TimeCountPre+TimeCount);
	else
		return(TimeCount-TimeCountPre);
}