time.c

湖北水文信息系统水位雨量采集器的C51源代码

#include "SM89516A.h"
#include "scan.h"
#include "time.h"
#include "common.h"
#include "process.h"
#include "save_rf.h"
#include "i2c.h"


uint xdata rfcd_time[11];
uint xdata rfcd_1min=0;
uint xdata save_time=0;

uint r_time;
uint l_time;

uint rain_1min;
uint level_1min;

uchar wdt_time=0;
uchar svrf_flg=0;

uint xdata rain_1s=0;
uint xdata water_1s=0;
uint xdata process_1s=0;

/************************************************************/
/*函数名：time_svr2
/*描述：定时2中断，20ms为一个时隙
/*输入：
/*输出：无
/************************************************************/
void time_svr2(void) interrupt 5
{
  static unsigned int i,j;
  TF2=0;							// 溢出标志必须由软件清零
	EXF2=0;							// 捕获标志必须由软件清零
	i++;
	j++;
	
	rain_1min++;	
	level_1min++;
	
	rain_1s++;
	water_1s++;
	process_1s++;
	
  if(j>=25)
	{
			lamp=!lamp;
			j=0;
	}
	
	if(rain_1min>=3000)
	{
	  	rain_1min=0;		
	  	r_time++;		
	}
	
	if(level_1min>=3000)
	{
	  	level_1min=0;
	  	l_time++;	  	
	}

	if(i>=scan_ltime)
	{
			i=0;		
			Scan_Level();	
 			Level_Process();
			WaterLevel_Process();	
  }
}


/************************************************************/
/*函数名：time_svr0
/*描述：定时0中断，定时1ms
/*输入：
/*输出：无
/************************************************************/
void time_svr0(void) interrupt 1
{	  	
	unsigned char i;


	TH0=0xfc;
  TL0=0x66;
  
	wdt_time++;
	rfcd_1min++;  	

	

	Scan_Rain();
	Rain_Process();
	
	if(rfcd_1min>=60000)
	{
	  	rfcd_1min=0;
			save_time++;
			if(save_time>=MIN_5TIME)
			{
					save_time=0;
					Save_rainfall();
		   		svrf_flg=1;
			}

			for(i=0;i<11;i++)
	  			rfcd_time[i]++;	  	
	}
}
/************************************************************/
/*函数名：void WatchDog(void)
/*描述：加载看门狗
/*输入：
/*输出：无
/************************************************************/
void WatchDog(void)
{
	if(wdt_time>=10) 
  {		 
			wdt_time=0;	
			WDTKEY=0x1E;
			WDTKEY=0xE1;
			WDTC|=0x20;
  		WDTKEY=0xE1;
  		WDTKEY=0x1E;  		
  }
}