/***********************************************
名稱 ：帶T6963C 控制器液晶驅(qū)動(dòng)模塊
設(shè)計(jì)者：阿飛
時(shí)間：dec.09.10
版本：vec1
**************************************************/
#include"reg51.h"
#include"zifu.h"
#define uchar unsigned char
#define uint unsigned int
#define lcd_data P1
#define lcd_com P2
extern void write_clcd_two(uchar dat1,uchar dat2,uchar com);
extern void write_clcd_one(uchar dat1,uchar com);
extern void write_clcd(uchar com);
extern write_dlcd(uchar dat);
extern uchar read_ddata();
/******
sbit rd=lcd_com^0; sbit wr=lcd_com^1;
sbit cd=lcd_com^2; sbit ce=lcd_com^3;
**************/
/**指令格式 參數(shù)1 參數(shù)2 指令代碼 */
/**讀lcd狀態(tài)字節(jié) state***/
uchar read_flag_lcd()
{
uchar dat;
lcd_com=0x06;
dat=lcd_data;
lcd_com=0x0f;
return dat;
}
/****檢查lcd狀態(tài)字state 0,1位是否為1，1表示lcd已準(zhǔn)備好*****/
void check0_1()
{
uchar dat;
dat=read_flag_lcd() ;
while(dat&0x03!=0x03);
}
/****檢查lcd狀態(tài)字state 第2位是否為1，1表示lcd數(shù)據(jù)自動(dòng)讀操作已準(zhǔn)備好*****/
void check2()
{
uchar dat;
dat=read_flag_lcd() ;
while(dat&0x04!=0x03);
}
/****檢查lcd狀態(tài)字state 第2位是否為1，1表示lcd數(shù)據(jù)自動(dòng)寫(xiě)操作已準(zhǔn)備好*****/
void check3()
{
uchar dat;
dat=read_flag_lcd() ;
while(dat&0x08!=0x08);
}
/****檢查lcd狀態(tài)字state 第6位是否為1，1屏讀/拷貝出錯(cuò)狀態(tài)****/
void check6()
{
uchar dat;
dat=read_flag_lcd() ;
while(dat&0x40!=0x40);
}
/****寫(xiě)命令字data1 data2 為參數(shù) com為命令字節(jié)*****/
void write_clcd_two(uchar dat1,uchar dat2,uchar com)
{
check0_1();
lcd_com=0x01;
lcd_data=dat1;
lcd_com=0x0f;
check0_1();
lcd_com=0x01;
lcd_data=dat2;
lcd_com=0x0f;
check0_1();
lcd_com=0x05;
lcd_data=com;
lcd_com=0x0f;
}
/****寫(xiě)命令字data1為參數(shù) com為命令字節(jié)*****/
void write_clcd_one(uchar dat1,uchar com)
{
check0_1();
lcd_com=0x01;
lcd_data=dat1;
lcd_com=0x0f;
check0_1();
lcd_com=0x05;
lcd_data=com;
lcd_com=0x0f;
}
/****無(wú)參數(shù) com為命令字節(jié)*****/
void write_clcd(uchar com)
{
check0_1();
lcd_com=0x05;
lcd_data=com;
lcd_com=0x0f;
}
/****讀數(shù)據(jù) data*****/
uchar read_ddata()
{
uchar dat;
check0_1();
lcd_com=0x02;
dat=lcd_data;
lcd_com=0x0f;
return dat;
}
/****寫(xiě)數(shù)據(jù) data*****/
write_dlcd(uchar dat)
{
check0_1();
lcd_com=0x01;
lcd_data=dat;
lcd_com=0x0f;
}
lcd_clr()
{
uint n;
write_clcd_two(0x00,0x00,0x24);
write_clcd(0xb0);
for(n=0;n<480;n++)
write_dlcd(0x00);
write_clcd(0xb2);
}
void word_16(uchar row ,uchar list, uchar *pdat)
{
uchar addr_h,addr_l,n;
uint p_addr;
if(row>29)
{list=list+(row/30)<<4;
row=row%30;
}
for(n=0;n<16;n++)
{
p_addr=(list+n)*30+row;
addr_h=p_addr>>8;
addr_l=p_addr%256;
write_clcd_two(addr_l,addr_h,0x24);
write_clcd(0xb0);
check3();
write_dlcd(*(pdat+2*n));
check3();
write_dlcd(*(pdat+2*n+1));
write_clcd(0xb2);
}
}
void word_8(uchar row ,uchar list, uchar *pdat)
{
uchar addr_h,addr_l,n;
uint p_addr;
for(n=0;n<16;n++)
{
p_addr=(list+n)*30+row;
addr_h=p_addr>>8;
addr_l=p_addr%256;
write_clcd_two(addr_l,addr_h,0x24);
write_clcd(0xb0);
check3();
write_dlcd(*(pdat+n));
write_clcd(0xb2);
}
}
lcd_init()
{
//顯示區(qū)域設(shè)置指令格式為:D1低 D2高 0 1 0 0 0 0 n1 n0
write_clcd_two(0x00,0x00,0x40);//文本區(qū)首地址 0x0000
write_clcd_two(0x1e,0x00,0x41);//文本區(qū)屏寬字節(jié)數(shù) 0x1e =30 *8bit
//write_clcd_two(0x00,0x00,0x42);// 設(shè)置圖形顯示區(qū)域首地址
//write_clcd_two(0x1e,0x00,0x43);// 圖形區(qū)屏寬字節(jié)數(shù)
write_clcd(0xa0);//光標(biāo)形狀設(shè)置 1 0 1 0 0 N2 N1 N0 光標(biāo)高度
write_clcd(0x9d);//顯示開(kāi)關(guān) 1 0 0 1 N3 N2 N1 N0 N0：1/0，光標(biāo)閃爍啟用/禁止N1：1/0，光標(biāo)顯示啟用／禁止N2：1/0，文本顯示啟用／禁止N3：1/0，圖形顯示啟用／禁止
write_clcd(0x80);//顯示方式設(shè)置，邏輯"或"合成
}
user_letter(uchar row ,uchar list, uchar *pdat )
{
uchar addr_h,addr_l;
uint p_addr,n;
if(row>29)
{list=list+(row/30)<<4;
row=row%30;
}
p_addr=list*30+row;
addr_h=p_addr>>8;
addr_l=p_addr%256;
write_clcd_two( addr_l, addr_h,0x24);
write_clcd(0xb0);
for(n=0;n<3840-p_addr;n++)///////////////////////////////
{
check3();
write_dlcd(*(pdat+n));
}
write_clcd(0xb2);
}
void delay(int z)
{
int x,y;
for(x=z;x>0;x--)
for(y=1000;y>0;y--);
}
main()
{
uchar n;
lcd_init();
write_clcd_two(0x00,0x00,0x24);
//write_clcd_two(0x00,0x00,0x24);
//user_letter(0x00 ,0x00, over1);
//for(n=0;n<57;n++)
//word_16(0x04+2*n ,0x00, word+32*n);
//delay(1000);
//user_letter(0x00 ,0x40, afei);
//delay(1000);
//write_clcd_two(0x00,0x00,0x24);
//user_letter(0x00 ,0x00, over);
//write_clcd(0xb0);//數(shù)據(jù)自動(dòng)讀／寫(xiě)方式設(shè)置1 0 1 1 0 0 N1 N00 0 B0H 自動(dòng)寫(xiě)設(shè)置0 1 B1H 自動(dòng)讀設(shè)置1 ＊ B2H／B3H 自動(dòng)讀／寫(xiě)結(jié)束
//for(n=0;n<150;n++)
//{
//check3();
//write_dlcd(0x12);
//}
//write_clcd(0xb2);
write_clcd_one(0x03,0xc4);
write_clcd_two(0x1f,0x0f,0x21);
write_dlcd(0xf0);
while(1)
{
};
}