/***********************************************
名称 ：带T6963C 控制器液晶驱动模块
设计者：阿飞
时间：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 参数1 参数2 指令代码 */
/**读lcd状态字节 state***/
uchar read_flag_lcd()
{
uchar dat;
lcd_com=0x06;
dat=lcd_data;
lcd_com=0x0f;
return dat;
}
/****检查lcd状态字state 0,1位是否为1，1表示lcd已准备好*****/
void check0_1()
{
uchar dat;
dat=read_flag_lcd() ;
while(dat&0x03!=0x03);
}
/****检查lcd状态字state 第2位是否为1，1表示lcd数据自动读操作已准备好*****/
void check2()
{
uchar dat;
dat=read_flag_lcd() ;
while(dat&0x04!=0x03);
}
/****检查lcd状态字state 第2位是否为1，1表示lcd数据自动写操作已准备好*****/
void check3()
{
uchar dat;
dat=read_flag_lcd() ;
while(dat&0x08!=0x08);
}
/****检查lcd状态字state 第6位是否为1，1屏读/拷贝出错状态****/
void check6()
{
uchar dat;
dat=read_flag_lcd() ;
while(dat&0x40!=0x40);
}
/****写命令字data1 data2 为参数 com为命令字节*****/
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;
}
/****写命令字data1为参数 com为命令字节*****/
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;
}
/****无参数 com为命令字节*****/
void write_clcd(uchar com)
{
check0_1();
lcd_com=0x05;
lcd_data=com;
lcd_com=0x0f;
}
/****读数据 data*****/
uchar read_ddata()
{
uchar dat;
check0_1();
lcd_com=0x02;
dat=lcd_data;
lcd_com=0x0f;
return dat;
}
/****写数据 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()
{
//显示区域设置指令格式为:D1低 D2高 0 1 0 0 0 0 n1 n0
write_clcd_two(0x00,0x00,0x40);//文本区首地址 0x0000
write_clcd_two(0x1e,0x00,0x41);//文本区屏宽字节数 0x1e =30 *8bit
//write_clcd_two(0x00,0x00,0x42);// 设置图形显示区域首地址
//write_clcd_two(0x1e,0x00,0x43);// 图形区屏宽字节数
write_clcd(0xa0);//光标形状设置 1 0 1 0 0 N2 N1 N0 光标高度
write_clcd(0x9d);//显示开关 1 0 0 1 N3 N2 N1 N0 N0：1/0，光标闪烁启用/禁止N1：1/0，光标显示启用／禁止N2：1/0，文本显示启用／禁止N3：1/0，图形显示启用／禁止
write_clcd(0x80);//显示方式设置，逻辑"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);//数据自动读／写方式设置1 0 1 1 0 0 N1 N00 0 B0H 自动写设置0 1 B1H 自动读设置1 ＊ B2H／B3H 自动读／写结束
//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)
{
};
}