st7565.c

这是关于msp430各个模块的程序源代码

#include  "..\st7565.h"


void busy()
{
	uchar read_data=0xff;
	RS_L;
	RW_H;
	CS_L;
        P5DIR = 0X00;
	while (read_data&0x80)
	{
		E_H;
		_NOP();
		_NOP();
		read_data = P5IN;
		E_L;
	}
		E_L;
		CS_H;
}
void send(uchar flag,uchar content)
{
	busy();
	if (flag)
	RS_H ;//数据
	else
	RS_L ;//指令
	RW_L;
	CS_L;
	P5DIR=0XFF;
	P5OUT=content;
	E_H;
	_NOP();
	_NOP();
	E_L;
	_NOP();
	_NOP();
	CS_H;
}
void Lcddelay (uint  tt)
{
	while(tt--);
}
void LCD_init(void)
{
	RES_H;
	Lcddelay (20000);
	send(0,0xe2);
	send(0,0xa3);
	send(0,0x30);
	send(0,0xc8);
	send(0,0x24);
	send(0,0x81);
	send(0,0x14);
	send(0,0x2c);
	send(0,0x2e);
	send(0,0x2f);
	send(0,0x40);
	send(0,0xb0);
	send(0,0x10);
	send(0,0x00);
	send(0,0xaf);
}
void LCDSetPos(uchar Page, uchar Col)
{ 
  uchar tmp;
  
  send(0,0xb0|Page);
  tmp=Col>>4;
  send(0,0x10|tmp); //送列地址高三位
  tmp=0x0f&Col;
  send(0,tmp);      //送列地址低四位
  
}
void Display_hz(uchar const *pic)
{
   uchar i,j;
	     
    for(i=0;i<8;i++)
   {
    LCDSetPos(i,0x00);
    for(j=0;j<0x80;j++)
    {
     if ((i+1)%2)
     send(1,*(pic+0x80*i+2*j));
     else
     send(1,*(pic+0x80*(i-1)+2*j+1)); 
     }
   }
    
}