main.c

用AVR单片机做的MzL02的驱动程序

#include "ATmega16.h"
#include "iom16.h"
		

//#define DAT_PORT P2			
//sbit LCD_EP=P1^3;
//sbit LCD_RW = P1^4;
//sbit LCD_A0=P1^0;
//sbit LCD_CS = P1^1;
//sbit LCD_RS=P1^5;				//如果您认为有必要在程序里控制LCD的复位，就定义它吧~呵呵 




void TimeDelay(int Time)
{
	int i;
	while(Time > 0)
	{
		for(i = 0;i < 800;i++)
		{
			
		}
		Time --;
	}
}


 void LCD_DataWrite(unsigned char Dat)//
{
	
	PORTD_Bit0 = 1;
//	_nop_();
	PORTD_Bit1 = 0;
//	_nop_();
	PORTD_Bit2 = 0;
	PORTD_Bit3 = 0;
//	_nop_();
	PORTA = Dat;
	
//	_nop_();
	PORTD_Bit2 = 1;
//	_nop_();
	PORTD_Bit3 = 1;
//	_nop_();
//	LCD_RW = 1;
}

void LCD_RegWrite(unsigned char Command)
{
//	*COM_W_ADDR = Command;
	
	PORTD_Bit0 = 0;
//	_nop_();
	PORTD_Bit1 = 0;
//	_nop_();
	PORTD_Bit2 = 0;
	PORTD_Bit3 = 0;
	PORTA = Command;

//	_nop_();
	PORTD_Bit2 = 1;
//	_nop_();
	PORTD_Bit3 = 1;
//	_nop_();
	PORTD_Bit0 = 1;
//	_nop_();
//	LCD_RW = 1;
}

void LCD_Fill(void)
{
	unsigned char i,j;
	unsigned char uiTemp;
	uiTemp = 0x40;
	uiTemp = uiTemp>>3;
	for(i=0;i<=uiTemp;i++)								//往LCD中填充初始化的显示数据
	{
		LCD_RegWrite(0xb0+i);
		LCD_RegWrite(0x00);
		LCD_RegWrite(0x10);
		for(j=0;j<=0x80;j++)
		{
			LCD_DataWrite(0xFF);
		}
	}
}
  void LCD_Init(void)
{
	TimeDelay(200);
	PORTD_Bit6 = 0;
	TimeDelay(200);

	PORTD_Bit6 = 1;
	TimeDelay(20);
		
	LCD_RegWrite(0xaf);							//LCD On
	LCD_RegWrite(0x2f);					//设置上电控制模式
	
	LCD_RegWrite(0x81);					//电量设置模式（显示亮度）
	LCD_RegWrite(0x27);								//指令数据0x0000~0x003f
	
	
    LCD_RegWrite(0xa2);
	LCD_RegWrite(0xc8);					//Com 扫描方式设置
	LCD_RegWrite(0xa0);					//Segment方向选择
	LCD_RegWrite(0xa4);					//全屏点亮/变暗指令
	LCD_RegWrite(0xa6);					//正向反向显示控制指令
	
	LCD_RegWrite(0xac);					//关闭静态指示器
	LCD_RegWrite(0x00);								//指令数据
	
	LCD_RegWrite(0x40);				//设置显示起始行对应RAM

}



 
void main(void)
{
DDRA=0XFF;
DDRD=0XFF;

  LCD_Init();						//LCD初始化，该函数在LCD_Driver_User.c中定义
LCD_Fill();
LCD_RegWrite(0xb1);
LCD_RegWrite(0x02);
LCD_RegWrite(0x13);

LCD_RegWrite(0xe0);

LCD_DataWrite(0xff);

LCD_RegWrite(0xee);		 	

	while(1)
	{
		;
	}
}