phasemeasure.c

本代码为一个相位控制器的源程序

#include <reg51.h>
#include <source7279.h>

#define uchar unsigned char
#define uint unsigned int

void dis_phase();
void dis_fre();
void transdata();

uint Afre;

uchar count_time1,count_phase;

bit readdata_flag,starttime_flag,cycle_flag,trans,disfre_flag;

sbit cycle_signal=P2^0;
sbit test=P2^1;



void Time1_initial()
{

	TR1=0;
	TH1=0x3c;
	TL1=0x0b0;
       	//TCON=0x50;
        TR1=1;
        TR0=1;
}


main()
{
	TMOD=0x15;
	TF1=0;
        //TF0=0;
	
        ET1=1;
        //ET0=1;
	EX0=1;
	EA=1;
        Time1_initial();
	trans=0;
	starttime_flag=0;
        cycle_signal=0;
	initial_7279();

	while(1)
	{
		if(starttime_flag)
                {
		              Time1_initial();
                              starttime_flag=0;
                }
		if(readdata_flag)
                {
			transdata();
                        readdata_flag=0;
                }
		if(cycle_signal)
			dis_phase();
		if(disfre_flag)
                {
			dis_fre();
                        disfre_flag=0;
                        //starttime_flag=1;
                        Afre=0;
                }

	}
}

void dis_phase()
{

	uchar phase,data0,data1,data2,data3;
        send_byte(CMD_RESET);
	phase=count_phase;
	data0=phase%10;
	phase=phase/10;
	data1=phase%10;
	phase=phase/10;
	data2=phase%10;
	data3=phase/10;
	write7279(DECODE1,data0);
	write7279(DECODE1+1,data1);
	write7279(DECODE1+2,data2);
	write7279(DECODE1+3,data3);
	count_phase=0;

}

void dis_fre()
{
	uchar data_fre0,data_fre1,data_fre2,data_fre3,data_fre4;
	uint data_fre;
        send_byte(CMD_RESET);
	data_fre=Afre;
	data_fre0=data_fre%10;
	data_fre=data_fre/10;
	data_fre1=data_fre%10;
	data_fre=data_fre/10;
	data_fre2=data_fre%10;
	data_fre=data_fre/10;
	data_fre3=data_fre%10;
	data_fre4=data_fre/10;
	write7279(DECODE1,data_fre0);
	write7279(DECODE1+1,data_fre1);
	write7279(DECODE1+2,data_fre2);
	write7279(DECODE1+3,data_fre3);
	write7279(DECODE1+4,data_fre4);
}


void transdata()
{
	P0=TH0;
	trans=1;
	short_delay();
	trans=0;
	P0=TL0;
	trans=1;
	short_delay();
	trans=0;
	//T0=0;
}


void Time1() interrupt 3 using 0
{
	Time1_initial();
	count_time1++;
	if(count_time1==20)
	{
		TR0=0;
                TR1=0;
                //TCON=0;
		Afre=TH0;
                Afre=Afre<<8|TL0;
                TH0=0;
                TL0=0;
		//TR1=0;
		readdata_flag=1;
		disfre_flag=1;
                starttime_flag=0;
                count_time1=0;
	}
        
}

void Int_ser() interrupt 0 using 0
{
	count_phase++;
}