0316.c.bak

此模块是我在以前公司做热风枪项目时设计的一个模块

#include <ht46r23.H>

const unsigned char dispbitcode[3]={0xdf,0xbf,0x7f};
const unsigned char dispcode[11]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x00};
unsigned char dispbuf[8];
unsigned char dispcount;
unsigned char getdata1;
unsigned char getdata2;
unsigned long datasum;
unsigned long dataconvert;

#pragma vector isr_8 @ 0x8

void isr_8() // timer/event 0
{
	_start=0;
	_tf=0;
	_tmrh=(65535-5000)/256;
	_start=0;
	_tmrl=(65535-5000)%256;
	_pb=dispbitcode[dispcount];
	_start=0;
	_pa=dispcode[dispbuf[dispcount]];
	dispcount++;
	if(dispcount==3)
	{
	_start=0;
	dispcount=0;
	}
}

void safeguard_init()
{
        _intc0 = 0;
        _intc1 = 0;
        _tmrc = 0;
        _tmrh = 0;
        _tmrl = 0;
        _pac = 0xff;
        _pbc = 0xff;
        _pcc = 0xff;
        _pdc = 0xff;
}

void initial()
{
        _tmrc=0x80;
        _tmrh=(65535-5000)/256;
        _tmrl=(65535-5000)%256;
        _ton=1;
        _eti=1;
        _emi=1;
		_eei=0;
        _acs0=0;
        _acs1=0;
        _acs2=0;
        _pcr0=1;
        _pcr1=0;
        _pcr2=0;
        _adcs0=1;
        _adcs1=0;
		_pac = 0x00;    //set port A to out put port
        _pa = 0;
        _pbc = 0x01;       //set port B
        _pb = 0xff;
        _pcc=0xff;
}

void main()
{
		unsigned long i;
		dispcount=0;
        safeguard_init();
        initial();
		getdata1=0x43;
		getdata2=0x80;
        while(1)
        {
        	_start=0;
        	_start=1;
        	_start=0;
        	while(_eocb)
			{_start=0;}
			for(i=30000;i>1;i--);
        	getdata1=_adrh;
        	getdata2=_adrl;
			_start=0;
			datasum=0x0000+getdata1;
			_lrl(&datasum);
			_lrl(&datasum);
			_lrl(&datasum);
			_lrl(&datasum);
			_start=0;
			_lrl(&datasum);
			_lrl(&datasum);
			_lrl(&datasum);
			_lrl(&datasum);
			datasum=datasum+getdata2;
			_start=0;
			
			if(datasum<17280)
			datasum=17280;
			_start=0;
			if(datasum<26880)
			{
				if(_pc0)
				datasum=26880;
			}
			if(datasum>65280)
			datasum=65280;
			_start=0;
			dataconvert=(750-(datasum-17280)/64);
			_start=0;
			dispbuf[2]=dataconvert/100;
			_start=0;
			dataconvert=dataconvert%100;
			_start=0;
			dispbuf[1]=dataconvert/10;
			_start=0;
			dispbuf[0]=dataconvert%10;
        }
}