由于12232F这个显示器用得比较平常，但平常见到的是一些并口的汇编程序.并且也没有对应于12232F的并口程序，串口的C51程序极少见，为了方便大家使用.本程序在AT89S52单片机上已经调试成功，有什么问题，大家多多交流指教.使用这款LCD应该要注意的问题
一定要在VO与VDD及VSS这三个脚间接一个20K的电位器
电位器的中间脚接VO，其它二脚接VDD和VSS
然后调节电位器的大小，直到有显示为止。欢迎大家提出意见
#include
#define uint unsigned int
#define uchar unsigned char
#define x1 0x80
#define x2 0x88
#define y 0x80
#define comm 0
#define dat 1
sbit cs = P3^3;
sbit std = P3^1;
sbit sclk = P3^0;
void wr_lcd (uchar dat_comm,uchar content);
void delay (uint us);
uchar code tab1[]={
"天行健君子以自强不息"
"地势坤君子以厚德载物"
};
uchar code tab31[]={
"北京欢迎你WelcometoBeijing"
};
uchar code tab32[]={
/*-- 调入了一幅图像：F:\梁\画图\HOCO12832.bmp --*/
/*-- 宽度x高度=128x32 --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x1E,0x00,0x00,0x00,0x00,0x00,0x07,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x7F,0x80,0x00,0x00,0x00,0x00,0x18,0x0C,0x00,0x00,0x01,0x00,0x00,0x00,0x00,
0x01,0xFF,0x80,0x00,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x13,0x10,0x03,0xFE,0x00,
0x03,0xFF,0xC0,0x00,0x00,0x00,0x00,0x58,0x00,0x00,0x00,0x3F,0x30,0x1F,0xFF,0xC0,
0x03,0xFF,0xE0,0x00,0x00,0x00,0x00,0x8C,0x03,0xF0,0x00,0x7F,0xE0,0x7C,0x01,0xE0,
0x03,0xFF,0xF0,0x00,0x00,0x00,0x01,0x36,0x06,0xC0,0x00,0x5F,0xC0,0xFF,0xFC,0x60,
0x01,0xFF,0xF0,0x00,0x00,0x00,0x02,0x1B,0x0F,0x80,0x00,0xFF,0x01,0xFE,0x0F,0x30,
0x00,0xEF,0xF0,0x00,0x00,0x00,0x02,0x6D,0x9F,0x00,0x00,0x3E,0x03,0xFF,0xF1,0x90,
0x00,0xFF,0xF8,0x00,0x00,0x00,0x04,0x36,0xFE,0x00,0x01,0xFF,0x07,0xFF,0xFC,0x90,
0x00,0xEF,0xFF,0xFF,0x80,0x00,0x04,0xDB,0x7E,0x00,0x03,0xFF,0x87,0xFF,0xFC,0xD0,
0x00,0x0F,0xFF,0xFF,0xC0,0x00,0x04,0x6D,0xFC,0x00,0x07,0xFF,0x8F,0xFF,0xFE,0x50,
0x00,0x0F,0xFF,0xFF,0xE0,0x00,0x04,0x36,0xFC,0x10,0x07,0xFF,0x8F,0xFF,0xFE,0x90,
0x00,0x0F,0xFF,0xFF,0xE0,0x00,0x04,0x1B,0xF8,0x10,0x07,0xFF,0xCF,0xFF,0xFE,0x80,
0x00,0x0F,0xFF,0xFF,0xF0,0x00,0x04,0x0F,0xF8,0x10,0x07,0xFF,0xFF,0xFF,0xFA,0x00,
0x00,0x07,0xFF,0xFF,0xF0,0x00,0x04,0x07,0xF0,0x10,0x07,0xFF,0xFF,0xFF,0xFA,0x00,
0x00,0xFF,0xFF,0xFF,0xF8,0x00,0x02,0x03,0xF0,0x20,0x07,0xFF,0xFF,0xFF,0xBA,0x00,
0x00,0xFD,0xFF,0xFF,0xFC,0x00,0x02,0x03,0xF0,0x20,0x03,0xFF,0xFF,0xDF,0xB8,0x00,
0x00,0xC1,0xC0,0x3F,0xFC,0x00,0x01,0x01,0xE0,0x40,0x00,0xFF,0xFF,0xDF,0xB0,0x00,
0x00,0x81,0xC0,0x3F,0xCE,0x00,0x00,0x81,0xE0,0x80,0x00,0x7F,0xFF,0xDF,0xA0,0x00,
0x00,0x81,0x80,0x1D,0xCF,0x00,0x00,0x41,0xE1,0x00,0x00,0x3F,0xFF,0x9B,0x00,0x00,
0x01,0x83,0x80,0x1F,0xC7,0x80,0x00,0x21,0xE2,0x00,0x00,0x1F,0xFD,0xB6,0x00,0x00,
0x01,0xC3,0x00,0x0E,0xE6,0x80,0x00,0x19,0xEC,0x00,0x00,0x07,0xFE,0x20,0x00,0x00,
0x00,0xC3,0x00,0x07,0x67,0x40,0x00,0x07,0xF0,0x00,0x00,0x03,0x3E,0x00,0x00,0x00,
0x00,0x02,0x00,0x03,0xE7,0xA0,0x00,0x00,0x00,0x00,0x00,0x02,0x8E,0x00,0x00,0x00,
0x00,0x06,0x00,0x03,0x83,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x03,0x00,0x00,0x00,
0x00,0x06,0x00,0x07,0x03,0x00,0x77,0x46,0x74,0x24,0x80,0x06,0x04,0x00,0x00,0x00,
0x00,0x1C,0x00,0x06,0x00,0x00,0x55,0x45,0x54,0x57,0x80,0x00,0x00,0x00,0x00,0x00,
0x00,0x1C,0x00,0x0E,0x00,0x00,0x45,0x45,0x74,0x57,0x80,0x08,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x1C,0x00,0x00,0x55,0x45,0x44,0x74,0x80,0xF0,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x38,0x00,0x00,0x77,0x76,0x47,0x54,0x80,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};
uchar code tab5[]={
/*-- 调入了一幅图像：F:\梁\画图\COCK.bmp --*/
/*-- 宽度x高度=128x64 --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x80,0x00,0x0F,0xFF,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x0C,0x43,0x01,0x80,0x00,0x7F,0xFF,0xF0,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x19,0xFF,0x07,0x00,0x07,0xFF,0xFF,0xFE,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x01,0x3F,0xFC,0x1E,0x00,0x1F,0xFF,0xFF,0xFF,0x80,0x00,0x00,0x00,
0x00,0x00,0x00,0x01,0xBF,0xFF,0xFC,0x00,0x7F,0xFC,0x00,0x7F,0xC0,0x00,0x00,0x00,
0x00,0x00,0x00,0x01,0xFF,0xFF,0xF0,0x00,0xFF,0xC0,0x00,0x0F,0xE0,0x00,0x00,0x00,
0x00,0x00,0x00,0x01,0xFF,0xFF,0xE0,0x03,0xFF,0xFF,0xFC,0x01,0xF0,0x00,0x00,0x00,
0x00,0x00,0x00,0x01,0xDF,0xFF,0xC0,0x07,0xFF,0xFF,0xFF,0x80,0xF0,0x00,0x00,0x00,
0x00,0x00,0x00,0x03,0xFF,0xFF,0x00,0x0F,0xFF,0xFF,0xFF,0xE0,0x38,0x00,0x00,0x00,
0x00,0x00,0x00,0x07,0xFF,0xF8,0x00,0x1F,0xFF,0xF0,0x03,0xF8,0x38,0x00,0x00,0x00,
0x00,0x00,0x00,0x07,0xFF,0xE0,0x00,0x3F,0xFF,0xFF,0xC0,0x7C,0x18,0x00,0x00,0x00,
0x00,0x00,0x00,0x04,0x7F,0xF0,0x00,0x3F,0xFF,0xFF,0xF8,0x1E,0x08,0x00,0x00,0x00,
0x00,0x00,0x00,0x01,0xFF,0xF8,0x00,0x7F,0xFF,0xFF,0xFE,0x0F,0x08,0x00,0x00,0x00,
0x00,0x00,0x00,0x0F,0xFF,0xFC,0x00,0xFF,0xFF,0xFF,0xFF,0x87,0x08,0x00,0x00,0x00,
0x00,0x00,0x00,0x1F,0xFF,0xFE,0x00,0xFF,0xFF,0xFF,0xFF,0x83,0x88,0x00,0x00,0x00,
0x00,0x00,0x00,0x3F,0xFF,0xFE,0x01,0xFF,0xFF,0xFF,0xFF,0xC3,0x88,0x00,0x00,0x00,
0x00,0x00,0x00,0x7F,0xFF,0xFE,0x01,0xFF,0xFF,0xFF,0xFF,0xE1,0x88,0x00,0x00,0x00,
0x00,0x00,0x00,0xFF,0xFF,0xFE,0x03,0xFF,0xFF,0xFF,0xFF,0xE1,0x88,0x00,0x00,0x00,
0x00,0x00,0x01,0xFF,0xFF,0xFE,0x03,0xFF,0xFF,0xFF,0xFF,0xF1,0x88,0x00,0x00,0x00,
0x00,0x00,0x01,0xFF,0xFF,0xFE,0x03,0xFF,0xFF,0xFF,0xFF,0xF3,0x08,0x00,0x00,0x00,
0x00,0x00,0x01,0xFF,0xFF,0xFF,0x07,0xFF,0xFF,0xFF,0xFF,0xF2,0x10,0x00,0x00,0x00,
0x00,0x00,0x01,0xFF,0xFF,0xFF,0x8F,0xFF,0xFF,0xFF,0xFF,0xF0,0x20,0x00,0x00,0x00,
0x00,0x00,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF0,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x70,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0xFF,0x70,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0xFF,0x70,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0x7F,0xFF,0x7F,0x20,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xBF,0xFF,0x7F,0x20,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x7F,0xFF,0xFF,0xFF,0xFF,0xDF,0xFF,0x7E,0x20,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0xDF,0xFF,0x3E,0x40,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x1F,0xFF,0xFF,0xFF,0xFF,0xCF,0xFF,0x3C,0x40,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xCF,0xFE,0x38,0x40,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x07,0xFF,0xFF,0xFF,0xFF,0x8F,0xFE,0x38,0x40,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x01,0xFF,0xFF,0xFF,0xFF,0x8F,0xFE,0x30,0x40,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0x1F,0x7C,0x20,0x40,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x7F,0xFF,0xFF,0xFE,0x1E,0x78,0x00,0x40,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x3F,0xFF,0xFF,0xFE,0x1E,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x1F,0xFF,0xFF,0xDA,0x3C,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x07,0xFF,0xFF,0xF2,0x30,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x01,0xFF,0xFF,0xF1,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0xFE,0x7F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x7C,0x3F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x78,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x72,0x07,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x70,0x00,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x60,0x00,0x78,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x60,0x00,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0xC0,0x03,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x01,0x40,0x04,0xD8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x01,0x00,0x01,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x02,0x0C,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x02,0x40,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x0C,0x48,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x38,0x41,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x0F,0xE2,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};
/*----初始化-----*/
void init_lcd (void)
{
wr_lcd (comm,0x30); /*30---基本指令动作*/
wr_lcd (comm,0x01); /*清屏，地址指针指向00H*/
delay (100);
wr_lcd (comm,0x06); /*光标的移动方向*/
wr_lcd (comm,0x0c); /*开显示，关游标*/
}
/*----上半屏显示汉字或字符----*/
void chn_dispup (uchar code *chn)
{
uchar i,j;
wr_lcd (comm,0x30); //30---基本指令动作
wr_lcd (comm,0x80); //把显示地址设为0X80，即为第一行的首位--第一页
j=0;
for (i=0;i<16;i++)
wr_lcd (dat,chn[j*16+i]);
}
/*----下半屏显示汉字或字符---*/
void chn_dispdown (uchar code *chn)
{
uchar i,j;
wr_lcd (comm,0x30); /*30---基本指令动作*/
wr_lcd (comm,0x90); //把显示地址设为0X90，即为第二行的首位--第二页
j=0;
for (i=0;i<16;i++)
wr_lcd (dat,chn[j*16+i]);
}
/*---上下半屏顺序显示汉字或字符----*/
void chn_disp1 (uchar code *chn)
{
uchar i,j;
wr_lcd (comm,0x30); /*30---基本指令动作*/
wr_lcd (comm,0x80); //把显示地址设为0X80，即为第一行的首位--第一页
j=0;
for (i=0;i<16;i++)
wr_lcd (dat,chn[j*16+i]);
wr_lcd (comm,0x90); //把显示地址设为0X90，即为第二行的首位--第二页
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); //扩充指令操作
wr_lcd (comm,y+j); //先将垂直的字节坐标（Y）写入绘图RAM 地址
wr_lcd (comm,x1+i); //再将水平的字节坐标（X）写入绘图RAM 地址。
wr_lcd (comm,0x30); //基本指令动作
wr_lcd (dat,img[j*16+i*2]); //写入第一个Bytes
wr_lcd (dat,img[j*16+i*2+1]); //写入第二个Bytes
}
}
for(j=32;j<64;j++)
{
for(i=0;i<8;i++)
{
wr_lcd (comm,0x34); //扩充指令操作
wr_lcd (comm,y+j-32); //先将垂直的字节坐标（Y）写入绘图RAM 地址
wr_lcd (comm,x2+i); //再将水平的字节坐标（X）写入绘图RAM 地址
wr_lcd (comm,0x30); //基本指令动作
wr_lcd (dat,img[j*16+i*2]); //写入第一个Bytes
wr_lcd (dat,img[j*16+i*2+1]); //写入第二个Bytes
}
}
wr_lcd (comm,0x36);
}
/*--------显示点阵-----------*/
void lat_disp (uchar data1,uchar data2)//data1,data2是要显示的数据
{
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); //扩充指令操作
wr_lcd (comm,y+j*2); //先将垂直的字节坐标（Y）写入绘图RAM 地址
wr_lcd (comm,x+i); //再将水平的字节坐标（X）写入绘图RAM 地址
wr_lcd (comm,0x30); //功能设置:一次送8位数据,基本指令集
wr_lcd (dat,data1); //写入第一个Bytes
wr_lcd (dat,data1); //写入第二个Bytes
}
for(i=0;i<8;i++)
{
wr_lcd (comm,0x34); //扩充指令操作
wr_lcd (comm,y+j*2+1); //先将垂直的字节坐标（Y）写入绘图RAM 地址
wr_lcd (comm,x+i); //再将水平的字节坐标（X）写入绘图RAM 地址
wr_lcd (comm,0x30); //基本指令操作
wr_lcd (dat,data2); //写入第一个Bytes
wr_lcd (dat,data2); //写入第二个Bytes
}
}
x=x2;
}
wr_lcd (comm,0x36);
}
/*--------------清DDRAM------------------*/
void clrram (void)
{
wr_lcd (comm,0x30);
wr_lcd (comm,0x01);
delay (180);
}
/*---------------------------------------*/
void wr_lcd (uchar dat_comm,uchar content)
{
uchar a,i,j;
delay (50);
a=content;
cs=1;
sclk=0;
std=1;
for(i=0;i<5;i++)
{
sclk=1;
sclk=0;
}
std=0;
sclk=1;
sclk=0;
if(dat_comm)
std=1; //data
else
std=0; //command
sclk=1;
sclk=0;
std=0;
sclk=1;
sclk=0;
for(j=0;j<2;j++)
{
for(i=0;i<4;i++)
{
a=a<<1;
std=CY;
sclk=1;
sclk=0;
}
std=0;
for(i=0;i<4;i++)
{
sclk=1;
sclk=0;
}
}
}
/*-----------------------------------*/
void delay (uint us) //delay time
{
while(us--);
}
void delay1 (uint ms)
{
uint i,j;
for(i=0;i
delay(1);
}
/*------------------主程序--------------------*/
void main ()
{
SP=0x5f;
init_lcd ();
while (1)
{
clrram();
lat_disp (0x00,0x00); //显示点阵
delay1 (8000);
clrram();
lat_disp (0xcc,0xcc); //显示点阵
delay1 (8000);
clrram();
chn_disp1 (tab1); //上下半屏顺序显示汉字或字符
delay1 (8000);
clrram();
lat_disp (0xff,0x00); //显示点阵
delay1 (8000);
img_disp (tab5); //显示图形
delay1 (8000);
clrram();
chn_dispup (tab31); //上半屏顺序显示汉字或字符
delay1 (8000);
clrram();
chn_dispdown (tab31); //下半屏顺序显示汉字或字符
delay1 (8000);
}
}
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