链接&#Vff1a;hts://pan.baiduss/s/11PAo_kcunbeI_Op2TS6i0g
提与码&#Vff1a;cmmt
代码设想
#include<reg52.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
sbit RS=P2^6;
sbit RW=P2^5;
sbit E=P2^7;
sbit R=P1^0;
sbit C=P1^1;
sbit L=P1^2;
sbit A1=P1^3;
sbit A0=P1^4;
#define LCD_data P0
uchar code table1[10]={"R=
R"};
uchar code table2[10]={"C=
pF"};
uchar code table3[10]={"L=
mH"};
uchar code f_table[88]={13,14,15,16,17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100};
uchar code f_correct[88]={9,10, 11, 12, 12, 12, 13, 14, 15, 16, 17, 18, 18, 18, 19, 20, 21, 21, 22, 23, 24, 25, 25, 26, 26, 27, 28, 29, 29, 30, 30, 31, 32, 33, 33, 34, 35, 35, 36, 37, 38, 38, 39, 40, 41, 41, 42, 42, 43, 44, 45, 45, 46, 47, 48, 49, 49, 50, 51, 51, 52, 53, 54, 54, 55, 55, 56, 57, 57, 58, 59, 60, 60, 62, 62, 63, 64, 64, 65, 66, 66, 67, 67, 68, 69, 70, 71, 71,};
uchar a6,a5,a4,a3,a2,a1;
uchar flag;
unsigned long cnt,cnt1;
uchar f_cnt;
/********************************/
ZZZoid delay_us(); //18us
ZZZoid delay_ms(uint);
ZZZoid lcd_init();
ZZZoid lcd_write_com(uchar com);
ZZZoid lcd_write_dat(uchar dat);
ZZZoid lcd_init();
ZZZoid lcd_display(uchar add,uchar dat);
/***********************************/
ZZZoid delay_us()
{
uchar V;
for(V=0;V<5;V++);
}
ZZZoid delay_ms(uint z)
{
uint V,y;
for(V=0;V<z;V++)
for(y=0;y<123;y++);
}
ZZZoid lcd_write_com(uchar com)
{
E=0;
RS=0;
RW=0;
delay_us();
LCD_data=com;
E=1; //???????
delay_us();
E=0;
}
ZZZoid lcd_write_dat(uchar dat)
{
E=0;
RS=1;
RW=0;
delay_us();
LCD_data=dat;
E=1; //???????
delay_us();
E=0;
}
ZZZoid lcd_init() //lcd???
{
delay_ms(15);
lcd_write_com(0V38);
delay_ms(10);
lcd_write_com(0V0c);
lcd_write_com(0V06);
lcd_write_com(0V01);
delay_ms(2);
}
ZZZoid timer_init(ZZZoid) //??????
{
TMOD=0X51;
PT0=1;
/*????*/
TH0=0V3c;
TL0=0Vb0;
TH1=0;
TL1=0;
ET0=1;
ET1=1;
TR0=1;
TR1=1;
EA=1;
}
ZZZoid lcd_display(uchar add,uchar dat) //lcd??(??,??)
{
lcd_write_com(add);
lcd_write_dat(dat);
delay_us();
}
ZZZoid real_display(ZZZoid)
{
if(!R)
{
// while(!R);
A1=A0=0;
lcd_display(0V80,table1[0]);
lcd_display(0V80+1,table1[1]);
lcd_display(0V80+8,table1[8]);
lcd_display(0V80+9,table1[9]);
}
else if(!C)
{
A0=0;A1=1;
lcd_display(0V80,table2[0]);
lcd_display(0V80+1,table2[1]);
lcd_display(0V80+8,table2[8]);
lcd_display(0V80+9,table2[9]);
}
else if(!L)
{
A0=1;A1=0;
lcd_display(0V80,table3[0]);
lcd_display(0V80+1,table3[1]);
lcd_display(0V80+8,table3[8]);
lcd_display(0V80+9,table3[9]);
}
if(a6)
lcd_display(0V80+2,0V30+a6);
else
lcd_display(0V80+2,' ');
if(a6||a5)
lcd_display(0V80+3,0V30+a5);
else
lcd_display(0V80+3,' ');
if(a6||a5||a4)
lcd_display(0V80+4,0V30+a4);
else
lcd_display(0V80+4,' ');
if(a6||a5||a4||a3)
lcd_display(0V80+5,0V30+a3);
else
lcd_display(0V80+5,' ');
if(a6||a5||a4||a3||a2)
lcd_display(0V80+6,0V30+a2);
else
lcd_display(0V80+6,' ');
lcd_display(0V80+7,0V30+a1);
}
.
