?? lcd1.c
字號:
//***************************************************************************
//連線表: CPU=89C52 SystemClock=12Mhz *
//CS=P3.0 SCLK=P3.1 SID=P3.2 Reset=RC in Board *
//***************************************************************************
#include<AT89X52.H>
#include <intrins.h>
sbit CS =P2^5;
sbit SCK=P2^7;
sbit SID=P2^6;
sbit Key=P2^4;
unsigned char code AC_TABLE[]={0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87, //第一行漢字位置
0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97, //第二行漢字位置
0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f, //第三行漢字位置
0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f, //第四行漢字位置
};
unsigned char code str2[]="歡迎光臨sonsan!!";
unsigned char code str1[]="黃河遠(yuǎn)上白云間，一片孤城萬仞山。羌笛何須怨楊柳，春風(fēng)不度玉門關(guān)。";
unsigned char code bmp1[];
//串口發(fā)送一個(gè)字節(jié)
void SendByte(unsigned char Dbyte)
{ unsigned char i;
for(i=0;i<8;i++)
{
SCK = 0;
Dbyte=Dbyte<<1; //左移一位
SID = CY; //移出的位給SID
SCK = 1;
SCK = 0;
}
}
//串口接收一個(gè)字節(jié)
//僅在讀取數(shù)據(jù)的時(shí)候用到
//而讀出的數(shù)據(jù)是一次只能讀出4bit的
unsigned char ReceiveByte(void)
{
unsigned char i,temp1,temp2;
temp1=temp2=0;
for(i=0;i<8;i++)
{
temp1=temp1<<1;
SCK = 0;
SCK = 1;
SCK = 0;
if(SID) temp1++;
}
for(i=0;i<8;i++)
{
temp2=temp2<<1;
SCK = 0;
SCK = 1;
SCK = 0;
if(SID) temp2++;
}
return ((0xf0&temp1)+(0x0f&temp2));
}
void CheckBusy( void )
{ do SendByte(0xfc);
//11111,RW(1),RS(0),0
while(0x80&ReceiveByte()); //BF(.7)=1 Busy
}
void WriteCommand( unsigned char Cbyte )
{
CS = 1;
CheckBusy();
SendByte(0xf8); //11111,RW(0),RS(0),0
SendByte(0xf0&Cbyte); //高四位
SendByte(0xf0&Cbyte<<4);//低四位(先執(zhí)行<<)
CS = 0;
}
void WriteData( unsigned char Dbyte )
{
CS = 1;
CheckBusy();
SendByte(0xfa); //11111,RW(0),RS(1),0
SendByte(0xf0&Dbyte); //高四位
SendByte(0xf0&Dbyte<<4);//低四位(先執(zhí)行<<)
CS = 0;
}
unsigned char ReadData( void )
{
CheckBusy();
SendByte(0xfe); //11111,RW(1),RS(1),0
return ReceiveByte();
}
void Delay(unsigned int MS)
{
unsigned char us,usn;
while(MS!=0) //for 12M
{
usn = 2;
while(usn!=0)
{
us=0xf5;
while (us!=0){us--;};
usn--;
}
MS--;
}
}
//維捷登測試架專用延時(shí)函數(shù)
/*void Delay(unsigned int Second )
{
//輸入精確到0.1S,是用","
unsigned int i,j;
for(i=0;i<Second;i++)
for(j=180;j>0;j--);
} */
void LcmInit( void )
{
WriteCommand(0x30); //8BitMCU,基本指令集合
WriteCommand(0x03); //AC歸0,不改變DDRAM內(nèi)容
WriteCommand(0x0C); //顯示ON,游標(biāo)OFF,游標(biāo)位反白OFF
WriteCommand(0x01); //清屏,AC歸0
WriteCommand(0x06); //寫入時(shí),游標(biāo)右移動
}
//文本區(qū)清RAM函數(shù)
void LcmClearTXT( void )
{
unsigned char i;
WriteCommand(0x30); //8BitMCU,基本指令集合
WriteCommand(0x80); //AC歸起始位
for(i=0;i<64;i++)
WriteData(0x20);
}
//圖形區(qū)和文本區(qū)顯示在兩個(gè)不同的RAM區(qū)
//圖形區(qū)清RAM函數(shù)
void LcmClearBMP( void )
{
unsigned char i,j;
WriteCommand(0x34); //8Bit擴(kuò)充指令集,即使是36H也要寫兩次
WriteCommand(0x36); //繪圖ON,基本指令集里面36H不能開繪圖
for(i=0;i<32;i++) //12864實(shí)際為256x32
{
WriteCommand(0x80|i); //行位置
WriteCommand(0x80); //列位置
for(j=0;j<32;j++) //256/8=32 byte
WriteData(0);
}
}
void PutStr(unsigned char row,unsigned char col,unsigned char *puts)
{
WriteCommand(0x30); //8BitMCU,基本指令集合
WriteCommand(AC_TABLE[8*row+col]); //起始位置
while(*puts != '\0') //判斷字符串是否顯示完畢
{
if(col==8) //判斷換行
{ //若不判斷,則自動從第一行到第三行
col=0;
row++;
}
if(row==4) row=0; //一屏顯示完,回到屏左上角
WriteCommand(AC_TABLE[8*row+col]);
WriteData(*puts); //一個(gè)漢字要寫兩次
puts++;
WriteData(*puts);
puts++;
col++;
}
}
void PutBMP(unsigned char *puts)
{
unsigned int x=0;
unsigned char i,j;
WriteCommand(0x34); //8Bit擴(kuò)充指令集,即使是36H也要寫兩次
WriteCommand(0x36); //繪圖ON,基本指令集里面36H不能開繪圖
for(i=0;i<32;i++) //12864實(shí)際為256x32
{
WriteCommand(0x80|i); //行位置
WriteCommand(0x80); //列位置
for(j=0;j<32;j++) //256/8=32 byte
{ //列位置每行自動增加
WriteData(puts[x]);
x++;
}
}
}
//維捷登測試用點(diǎn)陣顯示
void DisplayDots(unsigned char DotByte)
{
unsigned char i,j;
WriteCommand(0x34); //8Bit擴(kuò)充指令集,即使是36H也要寫兩次
WriteCommand(0x36); //繪圖ON,基本指令集里面36H不能開繪圖
for(i=0;i<32;i++) //12864實(shí)際為256x32
{
WriteCommand(0x80|i); //行位置
WriteCommand(0x80); //列位置
for(j=0;j<32;j++) //256/8=32 byte
{ //列位置每行自動增加
WriteData(DotByte);
}
DotByte=~DotByte;
}
}
void main( void )
{
Delay(100); //等待復(fù)位
LcmInit();
LcmClearTXT();
LcmClearBMP();
while(1)
{
LcmClearTXT();
PutBMP(bmp1);
Delay(1000);
DisplayDots(0x55);
Delay(5000);
LcmClearBMP();
PutStr(0,0,str1);
Delay(8000);
LcmClearTXT();
DisplayDots(0xaa);
Delay(5000);
}
}
unsigned char code bmp1[]={
//********************************************************//
//***** 轉(zhuǎn)換的文件：E:\!Program\!BmpSample\25632.bmp
//***** 源圖形寬度 * 高度：256 * 32//***** 調(diào)整后寬度 * 高度：256 * 32
//***** 字模格式：橫向取模,冗余模式,字節(jié)正序,正色取模,
//***** 點(diǎn)陣轉(zhuǎn)換時(shí)間：2005/03/ 2 16:4:32//***** 位圖點(diǎn)陣占用1024字節(jié)
//********************************************************//
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x80,0x00,0x0F,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x70,0x00,
0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0x80,0x00,0x3F,0xC0,0x00,0x07,0x07,0x00,0x04,0x01,0x00,0x00,
0x38,0x60,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x01,0x80,0x00,0x78,0xE0,0x00,0x3F,0x83,0x80,0x06,0x03,
0x80,0x00,0x1C,0x70,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x02,0x38,0x70,0x00,0xFF,0x07,0x80,
0x06,0x39,0x80,0x00,0x1F,0x70,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x02,0x1C,0x30,0x00,0x7C,
0x0E,0x00,0x06,0x19,0xC0,0x00,0x1F,0x80,0x00,0x01,0x80,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x02,0x1C,0x30,
0x00,0x3E,0x1C,0x00,0x06,0x1F,0xC0,0x00,0x7F,0x00,0x00,0x01,0x80,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x03,
0x3E,0x30,0x00,0x62,0x1A,0x00,0x0F,0x79,0x00,0x03,0xFE,0x00,0x00,0x01,0x80,
0x00,0x00,0x60,0x0F,0x00,0x3F,0x00,0x00,0x00,0x3C,0x00,0xC0,0x00,0x00,0x01,
0x80,0x07,0x76,0x18,0x00,0xC3,0xC1,0x00,0x1F,0xFB,0x00,0x03,0xFE,0x00,0x00,
0x01,0x80,0x00,0x01,0xE0,0x3F,0xC0,0xF1,0xC0,0x00,0x00,0xF0,0x01,0xC0,0x00,
0x00,0x01,0x80,0x07,0x6E,0x18,0x00,0xCF,0xC1,0x80,0x7E,0x3F,0x80,0x01,0xE2,
0x00,0x00,0x01,0x80,0x00,0x07,0xE0,0x7F,0xE0,0xE0,0xE0,0x00,0x03,0xC0,0x03,
0xC0,0x00,0x00,0x01,0x80,0x07,0x7F,0x98,0x00,0xFE,0x83,0x81,0xFC,0x1E,0xC0,
0x00,0x83,0x00,0x00,0x01,0x80,0x00,0x0F,0xE0,0x63,0xE1,0xE0,0xE0,0x00,0x07,
0x00,0x03,0xC0,0x00,0x00,0x01,0x80,0x06,0xFF,0xD8,0x01,0xFA,0x87,0x00,0xFD,
0xF8,0xC0,0x01,0x73,0x00,0x00,0x01,0x80,0x00,0x01,0xE0,0xC1,0xE1,0xE0,0xE0,
0x00,0x0F,0x00,0x07,0xC0,0x00,0x00,0x01,0x80,0x0F,0xD9,0xD8,0x03,0xE3,0x0E,
0x80,0xFE,0x7E,0xC0,0x03,0xF9,0x80,0x00,0x01,0x80,0x00,0x01,0xE0,0x01,0xE1,
0xF0,0xE0,0x00,0x1E,0x00,0x0B,0xC0,0x00,0x00,0x01,0x80,0x0D,0xB8,0x18,0x1F,
0xC3,0x08,0xC0,0x0E,0x6D,0x80,0x03,0xF1,0x80,0x00,0x01,0x80,0x00,0x01,0xE0,
0x01,0xE0,0xFD,0xC7,0xEF,0x9E,0x00,0x13,0xC0,0x00,0x00,0x01,0x80,0x0D,0xFE,
0x18,0x0F,0xC2,0x10,0xE0,0x1C,0x3F,0x00,0x03,0xE0,0xC0,0x00,0x01,0x80,0x00,
0x01,0xE0,0x01,0xC0,0xFF,0x83,0xC6,0x1F,0xE0,0x13,0xC0,0x00,0x00,0x01,0x80,
0x0D,0xCE,0x18,0x06,0xC2,0x01,0xC0,0x38,0x3E,0x00,0x00,0xE8,0xC0,0x00,0x01,
0x80,0x00,0x01,0xE0,0x01,0x80,0x3F,0x81,0xE4,0x3C,0x78,0x23,0xC0,0x00,0x00,
0x01,0x80,0x0C,0x4C,0x18,0x00,0xC2,0x03,0x80,0x78,0x1F,0xF0,0x00,0xFC,0x60,
0x00,0x01,0x80,0x00,0x01,0xE0,0x03,0x80,0x3F,0xC1,0xE8,0x3C,0x78,0x43,0xC0,
0x00,0x00,0x01,0x80,0x0C,0x5E,0x18,0x00,0xC2,0x07,0x00,0x68,0x3F,0xF8,0x03,
0xFC,0x22,0x00,0x01,0x80,0x00,0x01,0xE0,0x03,0x00,0x6F,0xC0,0xF0,0x3C,0x3C,
0x83,0xC0,0x00,0x00,0x01,0x80,0x06,0x3F,0x38,0x01,0x82,0x0E,0x00,0x09,0xF8,
0x00,0x03,0xC0,0x32,0x00,0x01,0x80,0x00,0x01,0xE0,0x06,0x00,0xC3,0xE0,0x78,
0x3C,0x3C,0xFF,0xF0,0x00,0x00,0x01,0x80,0x07,0x10,0x38,0x00,0x82,0x1C,0x00,
0x0B,0x99,0xC0,0x03,0x00,0x1A,0x00,0x01,0x80,0x00,0x01,0xE0,0x0C,0x11,0xC3,
0xE0,0x78,0x3C,0x3C,0xFF,0xF0,0x00,0x00,0x01,0x80,0x03,0xFF,0xF0,0x00,0x02,
0x38,0x00,0x08,0x30,0xE0,0x02,0x00,0x1E,0x00,0x01,0x80,0x00,0x01,0xE0,0x08,
0x11,0xC1,0xE0,0x7C,0x3C,0x3C,0xFF,0xF0,0x00,0x00,0x01,0x80,0x01,0xEF,0xF0,
0x00,0x00,0xE0,0x00,0x08,0xE0,0x60,0x00,0x00,0x0E,0x00,0x01,0x80,0x00,0x01,
0xE0,0x1F,0xF1,0xC1,0xE0,0xBC,0x1C,0x3C,0x03,0xC0,0x00,0x00,0x01,0x80,0x00,
0x03,0xE0,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x07,0x00,0x01,0x80,
0x00,0x01,0xE0,0x3F,0xE1,0xC1,0xC0,0x9E,0x1E,0x38,0x03,0xC0,0x00,0x00,0x01,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,
0x01,0x80,0x00,0x01,0xF0,0x7F,0xE0,0xE3,0x83,0x1F,0x0E,0x70,0x03,0xC0,0x00,
0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0x80,0x00,0x0F,0xFC,0xFF,0xE0,0x3F,0x07,0xDF,0x83,0xE0,0x03,
0xC0,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,
0x00,0x00,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,};?? 快捷鍵說明
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