发布文章
接口说明
1 12864-1
|
管脚号 |
管脚 |
方向 |
说明 |
|
1 |
VSS |
- |
逻辑电源地。 |
|
2 |
VDD |
- |
逻辑电源+5V。 |
|
3 |
V0 |
I |
LCD调整电压，应用时接10K电位器可调端 |
|
4 |
RS |
I |
数据\指令选择：高电平：数据D0-D7将送入显示RAM； 低电平：数据D0-D7将送入指令寄存器执行。 |
|
5 |
R/W |
I |
读\写选择： 高电平：读数据；低电平：写数据。 |
|
6 |
E |
I |
读写使能，高电平有效，下降沿锁定数据。 |
|
7 |
DB0 |
I/O |
数据输入输出引脚。 |
|
8 |
DB1 |
I/O |
数据输入输出引脚。 |
|
9 |
DB2 |
I/O |
数据输入输出引脚。 |
|
10 |
DB3 |
I/O |
数据输入输出引脚。 |
|
11 |
DB4 |
I/O |
数据输入输出引脚。 |
|
12 |
DB5 |
I/O |
数据输入输出引脚。 |
|
13 |
DB6 |
I/O |
数据输入输出引脚。 |
|
14 |
DB7 |
I/O |
数据输入输出引脚。 |
|
15 |
CS1 |
I |
片选择信号，高电平时选择左半屏。 |
|
16 |
CS2 |
I |
片选择信号，高电平时选择右半屏。 |
|
17 |
/RET |
I |
复位信号，低电平有效。 |
|
18 |
VEE |
O |
LCD驱动，负电压输出，对地接10K电位器 |
|
19 |
LEDA |
- |
背光电源,LED+（5V）。 |
|
20 |
LEDK |
- |
背光电源,LED-（0V）。 |
测试程序：
#include <reg52.h>
#define uint unsigned int
#define uchar unsigned char
#define x1 0x80
#define x2 0x88
#define y 0x80
#define comm 0
#define dat 1
sbit rs = P1^1; //H=data; L=command;
sbit rw = P1^2; //H=read; L=write;
sbit e = P1^3; //input enable;
sbit psb= P1^4; //H=并口; L=串口;
sbit rst= P1^5; //Reset Signal 低电平有效
sbit busy=P2^7; //lcd busy bit
void wr_lcd (uchar dat_comm,uchar content);
void chk_busy (void);
void delay (uint us);
uchar code tab1[]={
" 床前明月光, "
" 疑是地上霜, "
"举头望明月, "
"低头思故乡。 "
};
uchar code tab31[]={
"你的选择"
"没有错 "
};
uchar code tab32[]={
/*-- 调入了一幅图像：D:\Backup\桌面\未命名1.bmp --*/
/*-- 宽度x高度=128x32 --*/
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x01,0xC0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x01,0xE0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x01,0xF8,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x01,0xFC,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x0F,0x04,0x06,0x06,0xFF,0xFF,
0xFF,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x0F,0x04,0x04,0x02,0xFF,0xFF,
0xFF,0x81,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xCF,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xF1,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xCF,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xCF,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xCF,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0x04,0x04,0x83,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xF8,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0x04,0x06,0x07,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xF8,0xFF,0xFF,0xFF,0xFF,0xFF,0x07,0x24,0xE6,0x3F,0xFF,0xFF,
0xFF,0xFD,0xFF,0xFF,0xFC,0xFF,0xFF,0xFF,0xFF,0xFF,0x07,0x64,0xE4,0x3F,0xFF,0xFF,
0xFF,0x03,0xF7,0xFF,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0xE4,0xE4,0x3F,0xFF,0xFF,
0xFF,0x07,0xF0,0xFF,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0xE4,0xE4,0x3F,0xFF,0xFF,
0xFF,0x07,0xF0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0xE4,0xE4,0x3F,0xFF,0xFF,
0xFF,0x0F,0xF0,0xFF,0xFB,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0xE4,0x04,0x02,0xFF,0xFF,
0xFF,0x1F,0xF0,0xFF,0xF9,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0xE4,0x04,0x82,0xFF,0xFF,
0xFF,0x1F,0xF0,0xFF,0xF9,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0xFC,0xFF,0xFF,0xFF,0xFF,
0xFF,0x3D,0xF0,0xFF,0xFB,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0x00,0x00,0x00,0xFF,0xFF,
0xFF,0x3D,0xF0,0xFF,0xFB,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0x00,0x00,0x00,0xFF,0xFF,
0xFF,0x79,0xF8,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF
};
uchar code tab5[]={
/*-- 调入了一幅图像：D:\Backup\桌面\未命名.bmp --*/
/*-- 宽度x高度=128x64 --*/
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x01,0xC0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x01,0xE0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x01,0xF8,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x01,0xFC,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x0F,0x04,0x06,0x06,0xFF,0xFF,
0xFF,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x0F,0x04,0x04,0x02,0xFF,0xFF,
0xFF,0x81,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xCF,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xF1,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xCF,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xCF,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xCF,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0xE4,0xE4,0xF3,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0x04,0x04,0x83,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xF8,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0x04,0x06,0x07,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xF8,0xFF,0xFF,0xFF,0xFF,0xFF,0x07,0x24,0xE6,0x3F,0xFF,0xFF,
0xFF,0xFD,0xFF,0xFF,0xFC,0xFF,0xFF,0xFF,0xFF,0xFF,0x07,0x64,0xE4,0x3F,0xFF,0xFF,
0xFF,0x03,0xF7,0xFF,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0xE4,0xE4,0x3F,0xFF,0xFF,
0xFF,0x07,0xF0,0xFF,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xE7,0xE4,0xE4,0x3F,0xFF,0xFF,
0xFF,0x07,0xF0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0xE4,0xE4,0x3F,0xFF,0xFF,
0xFF,0x0F,0xF0,0xFF,0xFB,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0xE4,0x04,0x02,0xFF,0xFF,
0xFF,0x1F,0xF0,0xFF,0xF9,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0xE4,0x04,0x82,0xFF,0xFF,
0xFF,0x1F,0xF0,0xFF,0xF9,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0xFC,0xFF,0xFF,0xFF,0xFF,
0xFF,0x3D,0xF0,0xFF,0xFB,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0x00,0x00,0x00,0xFF,0xFF,
0xFF,0x3D,0xF0,0xFF,0xFB,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0x00,0x00,0x00,0xFF,0xFF,
0xFF,0x79,0xF8,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0x79,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xF9,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFB,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};
/*------------------初始化-----------------*/
void init_lcd (void)
{
rst=1;
psb=1;
wr_lcd (comm,0x30); /*30---基本指令动作*/
wr_lcd (comm,0x01); /*清屏，地址指针指向00H*/
wr_lcd (comm,0x06); /*光标的移动方向*/
wr_lcd (comm,0x0c); /*开显示，关游标*/
}
/*---------------显示汉字或字符----------------*/
void chn_disp (uchar code *chn)
{
uchar i,j;
wr_lcd (comm,0x30);
wr_lcd (comm,0x80);
for (j=0;j<4;j++)
{
for (i=0;i<16;i++)
wr_lcd (dat,chn[j*16+i]);
}
}
/*-----------上半屏显示汉字或字符------------*/
void chn_disp1 (uchar code *chn)
{
uchar i,j;
wr_lcd (comm,0x30);
wr_lcd (comm,0x80);
j=0;
for (i=0;i<16;i++)
wr_lcd (dat,chn[j*16+i]);
wr_lcd (comm,0x90);
j=1;
for (i=0;i<16;i++)
wr_lcd (dat,chn[j*16+i]);
}
/*----------------显示图形-----------------*/
void img_disp (uchar code *img)
{
uchar i,j;
for(j=0;j<32;j++)
{
for(i=0;i<8;i++)
{
wr_lcd (comm,0x34);
wr_lcd (comm,y+j);
wr_lcd (comm,x1+i);
wr_lcd (comm,0x30);
wr_lcd (dat,img[j*16+i*2]);
wr_lcd (dat,img[j*16+i*2+1]);
}
}
for(j=32;j<64;j++)
{
for(i=0;i<8;i++)
{
wr_lcd (comm,0x34);
wr_lcd (comm,y+j-32);
wr_lcd (comm,x2+i);
wr_lcd (comm,0x30);
wr_lcd (dat,img[j*16+i*2]);
wr_lcd (dat,img[j*16+i*2+1]);
}
}
wr_lcd (comm,0x36);
}
/*-------------下半屏显示图形--------------*/
void img_disp1 (uchar code *img)
{
uchar i,j;
for(j=0;j<32;j++)
{
for(i=0;i<8;i++)
{
wr_lcd (comm,0x34);
wr_lcd (comm,y+j);
wr_lcd (comm,x2+i);
wr_lcd (comm,0x30);
wr_lcd (dat,img[j*16+i*2]);
wr_lcd (dat,img[j*16+i*2+1]);
}
}
wr_lcd (comm,0x36);
}
/*--------------显示点阵----------------*/
void lat_disp (uchar data1,uchar data2)
{
uchar i,j,k,x;
x=x1;
for(k=0;k<2;k++)
{
for(j=0;j<16;j++)
{
for(i=0;i<8;i++)
{
wr_lcd (comm,0x34);
wr_lcd (comm,y+j*2);
wr_lcd (comm,x+i);
wr_lcd (comm,0x30);
wr_lcd (dat,data1);
wr_lcd (dat,data1);
}
for(i=0;i<8;i++)
{
wr_lcd (comm,0x34);
wr_lcd (comm,y+j*2+1);
wr_lcd (comm,x+i);
wr_lcd (comm,0x30);
wr_lcd (dat,data2);
wr_lcd (dat,data2);
}
}
x=x2;
}
wr_lcd (comm,0x36);
}
/*-----------------------------------------------*/
//当data1=0xff,data2=0xff时,在x0,y0处反白显示16xl*yl.
void con_disp (uchar data1,uchar data2,uchar x0,uchar y0,uchar xl,uchar yl)
{
uchar i,j;
for(j=0;j<yl;j++)
{
for(i=0;i<xl;i++)
{
wr_lcd (comm,0x34);
wr_lcd (comm,y0+j);
wr_lcd (comm,x0+i);
wr_lcd (comm,0x30);
wr_lcd (dat,data1);
wr_lcd (dat,data2);
}
}
wr_lcd (comm,0x36);
}
/*--------------清DDRAM------------------*/
void clrram (void)
{
wr_lcd (comm,0x30);
wr_lcd (comm,0x01);
}
/*---------------------------------------*/
void wr_lcd (uchar dat_comm,uchar content)
{
chk_busy ();
if(dat_comm)
{
rs=1; //data
rw=0; //write
}
else
{
rs=0; //command
rw=0; //write
}
P2=content; //output data or comm
e=1;
;
e=0;
}
void chk_busy (void)
{
P2=0xff;
rs=0;
rw=1;
e =1;
while(busy==1);
e =0;
}
void delay (uint us) //delay time
{
while(us--);
}
void delay1 (uint ms)
{
uint i,j;
for(i=0;i<ms;i++)
for(j=0;j<15;j++)
delay(1);
}
/*------------------主程序--------------------*/
void main ()
{
SP=0x5f;
init_lcd ();
while (1)
{
lat_disp (0x00,0x00);
chn_disp (tab1);
con_disp (0xff,0xff,0x8c,0x80,2,16);
delay1 (28000);
clrram();
lat_disp (0xcc,0xcc);
delay1 (28000);
lat_disp (0x00,0x00);
chn_disp1 (tab31);
img_disp1 (tab32);
delay1 (28000);
clrram();
lat_disp (0xff,0x00);
delay1 (28000);
img_disp (tab5);
delay1 (28000);
}
}
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