带汉字库的LCD12864(ST7920芯片) 串口C程序 (已测试)

// 12864 ST7920 串口程序

//*******************************************************************

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//并口程序只需要修改一下底层的 WriteCommand() WriteData()即可.

//毕竟并口比串口简单一些,如果有不明白的请联系.

//*******************************************************************

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//连线表: CPU=89C52 SystemClock=12Mhz

#include <intrins.h>

sbit CS =P3^0;

sbit SCK=P3^1;

sbit SID=P3^2;

sbit Key=P3^4;

unsigned char code AC_TABLE[]={

0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,

0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,

0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,

0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f,

{

 unsigned char i;

 for(i=0;i<8;i++)

 {

 SCK = 0;

 Dbyte=Dbyte<<1;

 SID = CY;

 SCK = 1;

 SCK = 0;

 }