数码管共阴、阳极编码表

sbit RS = P1^0;   //H=data; L="command";    
sbit RW = P1^1;   //H=read; L="write";
sbit  E = P1^2;   //input enable;
sbit PSB= P1^6;   //H=并口; L="串口";
sbit RST= P1^5;   //复位信号低电平有效 
0xC0,0xF9,0xA4,0xB0,0x99,
0x92,0x82,0xF8,0x80,0x90

阳：7SEG-MPX4-CA 四个公阳二极管显示器 1234 是阳公共端
uchar code table[]={

0xc0,0xf9,0xa4,0xb0,
0x99,0x92,0x82,0xf8,
0x80,0x90,0x88,0x83,
0xc6,0xa1,0x86,0x8e};
阴：
uchar code table[]={

0x3f,0x06,0x5b,0x4f,

0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};

//dp,g,f,e,d,c,b,a

//0  0 1 1 1 1 1 1.阴0

//1  1 0 0 0 0 0 0.阳0（互为相反)