/*********************************************
                        LCD
***********************************************/
#include <msp430x14x.h>

#include"stdio.h"
#include"string.h"

/*********************************************
                  IO口連接
***********************************************/
#define     RD      BIT5
#define     WR      BIT4  	
#define     RES     BIT2 	
#define     DC      BIT3  	
#define     CS      BIT1	

/*********************************************
                    函數(shù)聲明
***********************************************/
void Delay(unsigned int cont);
void Write(unsigned char data);
void WriteCommand(unsigned char com);
void WriteData(unsigned char dat);
void esbusini(void);
void ini_dis(void);
void lcd_int(void);
void ini_oled(void);

/******************************************************************************/
void Delay(unsigned int cont)
{
      for(;cont>0;cont--);
}

/**************************實現(xiàn)函數(shù)********************************************
*函數(shù)原型:		unsigned char ReadCommand(void);
*功　　能:		從oled上讀當(dāng)前命令到控制器。
*******************************************************************************/
void Write(unsigned char data)
{
        P4OUT = data;
}

/******************************************************************************/
void WriteCommand(unsigned char com)
{
	P3OUT|=CS;    //CS=1;
	P3OUT&=~DC;   //DC=0;
	P3OUT&=~WR;   //WR=0;	
	P3OUT|=RD;    //RD=1;
	P3OUT&=~CS;   //CS=0;
	Write(com);	
	P3OUT|=CS;    //CS=1;	
}


/**************************實現(xiàn)函數(shù)********************************************
*函數(shù)原型:		void WriteData(unsigned dat);
*功　　能:		寫數(shù)據(jù)到oled顯示屏。
*******************************************************************************/
void WriteData(unsigned char dat)
{
	P3OUT|=CS;    //CS=1;
	P3OUT|=DC;    //DC=1;	
	P3OUT&=~WR;   //WR=0;
	P3OUT|=RD;    //RD=1;
	P3OUT&=~CS;   //CS=0;
	Write(dat);   //DAT=dat;
	P3OUT|=CS;    //CS=1;
}

/**************************實現(xiàn)函數(shù)********************************************
*函數(shù)原型:		void esbusini(void);
*功　　能:		總線初始化。
*******************************************************************************/
void esbusini(void)
{
	P3OUT&=~RES;  //RES=0;
	Delay(30);
	P3OUT|=RES;   //RES=1;
}

/**************************實現(xiàn)函數(shù)********************************************
*函數(shù)原型:		void ini_dis(void);
*功　　能:		顯示初始化。
*******************************************************************************/
void ini_dis(void)
{
	unsigned char i,j;
	for(i=0;i<8;i++)
	{
		WriteCommand (0xb0+i);    //設(shè)置顯示位置—行
		WriteCommand (0x00);      //設(shè)置顯示位置—列低地址
		WriteCommand (0x10);      //設(shè)置顯示位置—列高地址
		for(j=0;j<128;j++)
		    WriteData(0x00);      //屏幕顯示，全亮
	}
}

/**************************實現(xiàn)函數(shù)********************************************
*函數(shù)原型:		lcd_nimt()
*功　　能:		lcd io口初始化
*******************************************************************************/
void lcd_int(void)
{
        P3DIR |= 0x3e;
        P3SEL &= 0xc1;
        P4DIR = 0xff; 
        P4SEL = 0x00;
}

/*=============================================================================
//函 數(shù) 名:  void ONOLED(void)
//參    數(shù):  無
//返 回 值:  無
//函數(shù)功能:  顯示開啟初始化
===============================================================================*/ 
void ONOLED(void)
{
    WriteCommand(0xAD); 		/* Set DC-DC */
    WriteCommand(0x8B); 		/* 8B=ON, 8A=Off */
    WriteCommand(0xdb);                 //設(shè)置Vcom
    WriteCommand(0x35);                 //Vcom 0~127 當(dāng)前:53 normal
    WriteCommand(0xaf);
}

/**************************實現(xiàn)函數(shù)********************************************
*函數(shù)原型:		void ini_oled(void);
*功　　能:		oled顯示的準(zhǔn)備工作。
*******************************************************************************/
void ini_oled(void)
{
    lcd_int();
	esbusini();
	WriteCommand(0x00); /* Set Lower Column Address */
	WriteCommand(0x10); /* Set Higher Column Address*/
	WriteCommand(0x40); /* Set Display Start Line */
	WriteCommand(0x81); /* Set Contrast Control */
	WriteCommand(0x10); /* 0 ~ 255 */
	WriteCommand(0xA0); /* [A0]:column address 0 is map*/ 
	WriteCommand(0xA4); /* A4=ON */
	WriteCommand(0XA6); /* Normal Display*/
	WriteCommand(0xA8); /* Set Multiplex Ratio */
	WriteCommand(0x3f); /* Set to 36 Mux*/
	WriteCommand(0xAD); /* Set DC-DC */
	WriteCommand(0x8A); /* 8B=ON, 8A=Off */
	WriteCommand(0xAE); /* AF=ON , AE=OFF*/
	WriteCommand(0xD3); /* Set Display Offset */
	WriteCommand(0x00); /* No offset */
	WriteCommand(0xD5); /* Set Clock Divide */
	WriteCommand(0x20); /* Set to 80Hz */
	WriteCommand(0xD8); /* Set Area Color On or Off*/
	WriteCommand(0x00); /* Mono Mode */
	WriteCommand(0xDA); /* Set Pins HardwareConfiguration */
	WriteCommand(0x12);
	WriteCommand(0xDB); /* Set VCOMH */
	WriteCommand(0x00);
	WriteCommand(0xD9); /* Set VP */
	WriteCommand(0x22); /* P1=2 , P2=2 */
	WriteCommand(0xc0);//配置成標(biāo)準(zhǔn)應(yīng)用
	ini_dis();
    ONOLED();
}

void main(void)
{
	ini_oled();
	WriteCommand (0x40);
    WriteCommand (0xb4);    	//設(shè)置顯示位置—行
    WriteCommand (0x00);      	//設(shè)置顯示位置—列低地址
    WriteCommand (0x10);      	//設(shè)置顯示位置—列高地址
    for(i=1;i<=16;i+=2)
    for(j=i*16;j<16+(i*16);j++)
        {
           	WriteData(d2[j]);  	//屏幕顯示，全亮    d2[] 為要顯示的字
      	}
    while(1);
}