ADC0804+1602ADC0804+1602
//,,ADC0804+LCD1602?,,,,,,,,,,?,,,?
#include
#define uchar unsigned char #define uint unsigned int
sbit lcd_rs=P2^7;
sbit lcd_en=P2^6;
sbit cs=P3^2; //AD, ?
sbit rd=P3^3;
sbit wr=P3^4;
sbit INTR=P3^5;//,ж,,,,,,?,
uint temp,D1,D2,D3,D4; uint...
ADC0804+1602
//,,ADC0804+LCD1602?,,,,,,,,,,?,,,?
#include
#define uchar unsigned char #define uint unsigned int
sbit lcd_rs=P2^7;
sbit lcd_en=P2^6;
sbit cs=P3^2; //AD, ?
sbit rd=P3^3;
sbit wr=P3^4;
sbit INTR=P3^5;//,ж,,,,,,?,
uint temp,D1,D2,D3,D4; uint shu;
uint AD_read();
void delay(uint z);
void write_com(uchar com);
void write_date(uchar date);void lcd_init();
void display(uchar qian,uchar bai,uchar shi,uchar ge);
void AD_init();
void AD_start();
void main()
{
write_com(0x01);//,,,,
lcd_init();
AD_init();
while(1)
{
AD_start();
while(INTR==1);//AD?,,,,,,,,,,,?,,,?
INTR=0;
shu=AD_read();
shu=shu*196;
D1=shu/10000;//,,,,,,0.0196v,,,,С,仯?
shu=shu%10000;
D2=shu/1000;//,,,λ,,
shu=shu%1000;
D3=shu/100;//,,,λ,,
shu=shu%100;
D4=shu/10;//,,,λ,,
display(D1,D2,D3,D4);//,,,LcD1602
} }
void delay(uint z)
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);}
void write_com(uchar com)
{
P0=com;
lcd_rs=0;
lcd_en=1;
lcd_en=0;
delay(2);
}
void write_shu(uchar shu)
{
P0=shu;
lcd_rs=1;
lcd_en=1;
lcd_en=0;
delay(5);
}
void lcd_init()
{
lcd_en=0;
write_com(0x01);//,,,,
write_com(0x06);//?,,,,,,,,,
write_com(0x0c);//,,,
write_com(0x38);//?,,,,,,,,,,,}
void display(uchar qian,uchar bai,uchar shi,uchar ge)
{
write_com(0x80+0x02);
write_shu('J');
write_com(0x80+0x03);
write_shu('X');
write_com(0x80+0x04);
write_shu('-');
write_com(0x80+0x05);
write_shu('M');
write_com(0x80+0x06);
write_shu('C');
write_com(0x80+0x07);
write_shu('S');
write_com(0x80+0x08);
write_shu('-');
write_com(0x80+0x09);
write_shu('5');
write_com(0x80+0x0a);
write_shu('1');
write_com(0x80+0x44);
write_shu(0x30+qian);//0x30,,,,,,,0
write_com(0x80+0x45);
write_shu('.');
write_com(0x80+0x46);
write_shu(0x30+bai);
write_com(0x80+0x47);
write_shu(0x30+shi);
write_com(0x80+0x48);
write_shu(0x30+ge);
write_com(0x80+0x49);
write_shu('V');}
void AD_init()//AD,,,,,,,,,{
cs=1;
wr=1;
rd=1;
}
void AD_start()//AD,,{P1=0xff;
cs=0;//,,
wr=0;
wr=1;//д,,,?,
cs=1;
}
uint AD_read()
{
cs=0;
rd=0;
delay(1);
temp=P1;
rd=1;
cs=1;
return(temp);
}
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