hd61202.c

可以测试位图文件

//关于12864的程序（ATMage64/HD61202）
//作者：eryong
//时间：2006-12-15

//主程序：

/************************************************************
   LCD采用HD61202,192x64
   控制单片机ATMage64 8MHz
************************************************************/

#include <iom64v.h>
#include <macros.h>
//#include <delay.h>
#include <stdio.h>
#include <D:\DISP\Hz.h>

#define BIT(x)	(1 << (x))


/*LCD引脚定义 PA0-7对应LCD DB0-DB7*/
#define CS1 	0
#define CS2 	1
#define CS3 	2
#define E   	3
#define RW  	4
#define RS  	5
#define LCD_LIGHT 6

//===================
void LCD_NOP(void)
{
unsigned char i;
for(i=0;i<50;i++);
}

//===================
void Delay(int x)
{
int i,j;
for(j=0;j<x;j++)
{
	for(i=0;i<250;i++);
}
}

//===================
//LCD左半屏写命令字
//===================
void LCD_Write_ComL(unsigned char x)
{
  PORTC&=~BIT(CS1);
  PORTC|=BIT(CS2);
  LCD_NOP();
  PORTC&=~BIT(RS);
  PORTC|=BIT(E);
  LCD_NOP();
  PORTC&=~BIT(RW);
  PORTA=x;
  PORTC|=BIT(E);
  PORTC&=~BIT(E);
  PORTC|=BIT(CS1);
  PORTC|=BIT(CS2);
}

//===================
//LCD左半屏写数据
//===================
void LCD_Write_DatL(unsigned char x)
{
  PORTC&=~BIT(CS1);
  PORTC|=BIT(CS2);
  LCD_NOP();
  PORTC&=~BIT(RS);
  PORTC|=BIT(E);
  LCD_NOP();
  PORTC|=BIT(RS);
  PORTC&=~BIT(RW);
  PORTA=x;
  PORTC|=BIT(E);
  PORTC&=~BIT(E);
  PORTC|=BIT(CS1);
  PORTC|=BIT(CS2);
}

//===================
//LCD右半屏写命令字
//===================
void LCD_Write_ComR(unsigned char x)
{
  PORTC|=BIT(CS1);
  PORTC&=~BIT(CS2);
  LCD_NOP();
  PORTC&=~BIT(RS);
  PORTC|=BIT(E);
  LCD_NOP();
  PORTC&=~BIT(RW);
  PORTA=x;
  PORTC|=BIT(E);
  PORTC&=~BIT(E);
  PORTC|=BIT(CS1);
  PORTC|=BIT(CS2);
}

//===================
//LCD右半屏写数据
//===================
void LCD_Write_DatR(unsigned char x)
{
  PORTC|=BIT(CS1);
  PORTC&=~BIT(CS2);
  LCD_NOP();
  PORTC&=~BIT(RS);
  PORTC|=BIT(E);
  LCD_NOP();
  PORTC|=BIT(RS);
  PORTC&=~BIT(RW);
  PORTA=x;
  PORTC|=BIT(E);
  PORTC&=~BIT(E);
  PORTC|=BIT(CS1);
  PORTC|=BIT(CS2);
}

//LCD初始化
void LCD_Init(void)
{
  LCD_Write_ComL(0x3e); LCD_Write_ComR(0x3e);  //关闭显示器
  LCD_Write_ComL(0x3f); LCD_Write_ComR(0x3f);  //打开显示器
  LCD_Write_ComL(0xc0); LCD_Write_ComR(0xc0);  //设置左右半屏起始行,从0行开始
}


//LCD清屏
void LCD_Clr(void)
{
unsigned char i,j;

for(j=0;j<8;j++)
{
	LCD_Write_ComL(0xb8|j);  //左半屏页设置指令
  	LCD_Write_ComL(0x40);    //左半屏列地址设置指令
  	LCD_Write_ComR(0xb8|j);  //右半屏页设置指令
  	LCD_Write_ComR(0x40);    //右半屏列地址设置指令
  	for(i=0; i<64; i++)
  	{
    		LCD_Write_DatL(0x00);  //左半屏写0;
    		LCD_Write_DatR(0x00);  //右半屏写0;
  	}
}
}

//====================================================================
//功能: 显示8x16字符，位置按8x8一个点来定
// x:行坐标(x=(0--8))  y:列坐标(y=0--15)  chrx:显示字符
//====================================================================
void LCD_WrCHr8x16(unsigned char x,unsigned char y,unsigned char chrx)
{
unsigned char i;
unsigned int chr_m;
chr_m=chrx;
chr_m=chr_m*16;
if(y >= 8)
{
        y=y-8;
        LCD_Write_ComR(0xb8|x);   	//行坐标确定页地址
	LCD_Write_ComR(0x40|y<<3); 	//列坐标确定列地址
  	for(i=0;i<8;i++)
  	{
    		LCD_Write_DatR(Ezk[chr_m+i]);
  	}
  	LCD_Write_ComR(0xb9|x);
  	LCD_Write_ComR(0x40|y<<3);
  	for(i=8;i<16;i++)
  	{
    		LCD_Write_DatR(Ezk[chr_m+i]);
  	}
}
else
{
	LCD_Write_ComL(0xb8|x);
  	LCD_Write_ComL(0x40|y<<3);
  	for(i=0;i<8;i++)
  	{
    		LCD_Write_DatL(Ezk[chr_m+i]);
  	}
  	LCD_Write_ComL(0xb9|x);
  	LCD_Write_ComL(0x40|y<<3);
  	for(i=8;i<16;i++)
  	{
    		LCD_Write_DatL(Ezk[chr_m+i]);
  	}
}
}

//======================================================
//显示16x16字符，位置按8x8一个点来定
// x:行坐标(0-3)  y:列坐标(0-15)  chrx:显示字符(字符在字库中的索引)
//======================================================
void LCD_WrCHr16x16(unsigned char x,unsigned char y,unsigned char chrx)
{
unsigned char i;
unsigned int chr_m;
chr_m=chrx;
chr_m=chr_m*32;
if(y>=8)   //y以字节计算,在右半屏显示,y以字节单位
{
	y=y-8;
	LCD_Write_ComR(0xb8|x);  	//确定显示行位置
  	LCD_Write_ComR(0x40|y<<3);	//确定显示列位置
  	for(i=0;i<8;i++)
  	{
    		LCD_Write_DatR(Hzk[chr_m+i]);
  	}

	LCD_Write_ComR(0xb8|x);
  	LCD_Write_ComR(0x48|y<<3);
  	for(i=8;i<16;i++)
  	{
    		LCD_Write_DatR(Hzk[chr_m+i]);
  	}

  	LCD_Write_ComR(0xb9|x);
  	LCD_Write_ComR(0x40|y<<3);
  	for(i=16;i<24;i++)
  	{
    		LCD_Write_DatR(Hzk[chr_m+i]);
  	}
  	LCD_Write_ComR(0xb9|x);
  	LCD_Write_ComR(0x48|y<<3);
  	for(i=24;i<32;i++)
  	{
    		LCD_Write_DatR(Hzk[chr_m+i]);
  	}
}
else
{
	LCD_Write_ComL(0xb8|x);
  	LCD_Write_ComL(0x40|y<<3);
  	for(i=0;i<8;i++)
  	{
    		LCD_Write_DatL(Hzk[chr_m+i]);
  	}

	LCD_Write_ComL(0xb8|x);
  	LCD_Write_ComL(0x48|y<<3);
  	for(i=8;i<16;i++)
  	{
    		LCD_Write_DatL(Hzk[chr_m+i]);
  	}

  	LCD_Write_ComL(0xb9|x);
  	LCD_Write_ComL(0x40|y<<3);
  	for(i=16;i<24;i++)
  	{
    		LCD_Write_DatL(Hzk[chr_m+i]);
  	}
  	LCD_Write_ComL(0xb9|x);
  	LCD_Write_ComL(0x48|y<<3);
  	for(i=24;i<32;i++)
  	{
    		LCD_Write_DatL(Hzk[chr_m+i]);
  	}
}

}

//======================================================
//显示128x64点阵图型，位置按8x8一个点来定
// x:行坐标(0-3)  y:列坐标(0-15) chrx:图型索引值
//======================================================
void LCD_WrMap8x8(unsigned char x,unsigned char y,unsigned char chrx)
{
unsigned char i;
unsigned int chr_m;
chr_m=chrx;
chr_m=chr_m*64;
if(y>=8)          //y以字节计算,在右半屏显示,y以字节单位
{
	y=y-8;
	LCD_Write_ComR(0xb8|x);  	//确定显示行位置
  	LCD_Write_ComR(0x40|y<<3);	//确定显示列位置
  	for(i=0;i<64;i++)
  	{
    		LCD_Write_DatR(Hzk[chr_m+i]);
  	}
}
else
{
	LCD_Write_ComL(0xb8|x);
  	LCD_Write_ComL(0x40|y<<3);
  	for(i=0;i<64;i++)
  	{
    		LCD_Write_DatL(Hzk[chr_m+i]);
  	}
}
}

//=============
//主程序
//=============
void main(void)
{
unsigned int i;
DDRA=0xff; PORTA=0x00;  //数据端口输出
DDRC=0xff; PORTC=0x04;  //控制端口输出

//#asm("wdr");

//#asm("SEI");  //开总中断
Delay(200);

LCD_Init(); 	//LCD初始化
LCD_Clr();      //LCD清屏

Delay(200);
Delay(200);

for(i=0; i<8; i++)
{
	LCD_WrMap8x8(i,0,2*i);
	LCD_WrMap8x8(i,8,2*i+1);
}
//for(i=0;i<8;i++) LCD_WrCHr8x16(0,i,i);      	//第一行显示8x16西文字符
//for(i=0;i<8;i++) LCD_WrCHr16x16(0,i*2,i);
//for(i=0;i<8;i++) LCD_WrCHr16x16(2,i*2,i+8);      	//第二行显示16x16中文字符
//for(i=0;i<8;i++) LCD_WrCHr16x16(4,i*2,i+16); 	//第三行显示16x16中文字符
//for(i=0;i<8;i++) LCD_WrCHr16x16(6,i*2,i+24); 	//第三行显示16x16中文字符

//for(i=0;i<8;i++) LCD_WrCHr16x16(6,i*2,i+24); 	//第四行显示16x16中文字符

while(1)
{
}

}