lcd320.c

基于ARM7的S3C44BO基础测试实验:LCD液晶显示驱动实验.

#include <stdarg.h>
#include <stdio.h>
#include <string.h>

#include "..\inc\def.h"
#include "..\inc\44b.h"
#include "..\inc\LCD320.h"
#include "..\inc\glib.h"
#include "..\inc\44blib.h"

#define LCDCON1_ENVID		(1)
#define LCDCON1_INVVD		(1<<1)
#define LCDCON1_INVFRAME	(1<<2)
#define LCDCON1_INVLINE		(1<<3)
#define LCDCON1_INVCLK		(1<<4)
#define LCDCON1_MMODE		(1<<7)


#define L248 		(8)
#define CLKVAL		(20)	// 60Mhz, fr=100Hz (CLKVAL=38.6)


#define M5D(n) ((n) & 0x1fffff)


//////////////////LCD Information//////////////
#define LCDColumn	40
#define LCDRow		20

#define LCDTxtMode_TxtWidth		8
#define LCDTxtMode_TxtHeight	12


//U32* pLCDBuffer16=(U32*)0xc000000;
//extern unsigned int (*frameBuffer1)[SCR_XSIZE/32];
U32 LCDBuffer[LCDHEIGHT][LCDWIDTH];

U32 LCDdspMode=DspTxtMode;
U8 LCDTxtData[128][12]={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1c,0x10,0x10,0x10,0x10,0x10,
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf0,0x10,0x10,0x10,0x10,0x10,
	0x10,0x10,0x10,0x10,0x10,0x10,0x1c,0x0, 0x0, 0x0, 0x0, 0x0, 
	0x10,0x10,0x10,0x10,0x10,0x10,0xf0,0x0, 0x0, 0x0, 0x0, 0x0, 
	0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfc,0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x30,0x78,0x78,0x78,0x30,0x0, 0x0, 0x0, 0x0, 
	0xfc,0xfc,0xfc,0xcc,0x84,0x84,0x84,0xcc,0xfc,0xfc,0xfc,0xfc,
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x1c,0xc, 0xc, 0x14,0x10,0x30,0x48,0x48,0x30,0x0, 0x0, 
	0x0, 0x38,0x44,0x44,0x38,0x10,0x7c,0x10,0x10,0x10,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0xc, 0x34,0x2c,0x34,0x24,0x24,0x2c,0x6c,0x60,0x0, 0x0, 
	0x0, 0x54,0x54,0x28,0x28,0x6c,0x28,0x28,0x54,0x54,0x0, 0x0, 
	0x10,0x10,0x10,0x10,0x10,0x10,0xfc,0x10,0x10,0x10,0x10,0x10,
	0x0, 0x4, 0xc, 0x1c,0x3c,0x7c,0x3c,0x1c,0xc, 0x4, 0x0, 0x0, 
	0x10,0x38,0x10,0x10,0x10,0x10,0x10,0x10,0x38,0x10,0x0, 0x0, 
	0x28,0x28,0x28,0x28,0x28,0x28,0x28,0x0, 0x28,0x28,0x0, 0x0, 
	0x3c,0x54,0x54,0x54,0x34,0x14,0x14,0x14,0x14,0x14,0x0, 0x0, 
	0x10,0x10,0x10,0x10,0x10,0x10,0xfc,0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfc,0x10,0x10,0x10,0x10,0x10,
	0x10,0x10,0x10,0x10,0x10,0x10,0xf0,0x10,0x10,0x10,0x10,0x10,
	0x10,0x38,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x0, 0x0, 
	0x10,0x10,0x10,0x10,0x10,0x10,0x1c,0x10,0x10,0x10,0x10,0x10,
	0x0, 0x0, 0x0, 0x0, 0x8, 0x7c,0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x20,0x7c,0x20,0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x20,0x20,0x20,0x20,0x20,0x20,0x0, 0x20,0x0, 0x0, 
	0x0, 0x28,0x50,0x50,0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x28,0x28,0xfc,0x28,0x50,0xfc,0x50,0x50,0x0, 0x0, 
	0x0, 0x20,0x78,0xa8,0xa0,0x60,0x30,0x28,0xa8,0xf0,0x20,0x0, 
	0x0, 0x0, 0x48,0xa8,0xb0,0x50,0x28,0x34,0x54,0x48,0x0, 0x0, 
	0x0, 0x0, 0x20,0x50,0x50,0x78,0xa8,0xa8,0x90,0x6c,0x0, 0x0, 
	0x0, 0x40,0x40,0x80,0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x4, 0x8, 0x10,0x10,0x10,0x10,0x10,0x10,0x8, 0x4, 0x0, 
	0x0, 0x40,0x20,0x10,0x10,0x10,0x10,0x10,0x10,0x20,0x40,0x0, 
	0x0, 0x0, 0x0, 0x20,0xa8,0x70,0x70,0xa8,0x20,0x0, 0x0, 0x0, 
	0x0, 0x0, 0x20,0x20,0x20,0xf8,0x20,0x20,0x20,0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40,0x40,0x80,
	0x0, 0x0, 0x0, 0x0, 0x0, 0xf8,0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40,0x0, 0x0, 
	0x0, 0x8, 0x10,0x10,0x10,0x20,0x20,0x40,0x40,0x40,0x80,0x0, 
	0x0, 0x0, 0x70,0x88,0x88,0x88,0x88,0x88,0x88,0x70,0x0, 0x0, 
	0x0, 0x0, 0x20,0x60,0x20,0x20,0x20,0x20,0x20,0x70,0x0, 0x0, 
	0x0, 0x0, 0x70,0x88,0x88,0x10,0x20,0x40,0x80,0xf8,0x0, 0x0, 
	0x0, 0x0, 0x70,0x88,0x8, 0x30,0x8, 0x8, 0x88,0x70,0x0, 0x0, 
	0x0, 0x0, 0x10,0x30,0x50,0x50,0x90,0x78,0x10,0x18,0x0, 0x0, 
	0x0, 0x0, 0xf8,0x80,0x80,0xf0,0x8, 0x8, 0x88,0x70,0x0, 0x0, 
	0x0, 0x0, 0x70,0x90,0x80,0xf0,0x88,0x88,0x88,0x70,0x0, 0x0, 
	0x0, 0x0, 0xf8,0x90,0x10,0x20,0x20,0x20,0x20,0x20,0x0, 0x0, 
	0x0, 0x0, 0x70,0x88,0x88,0x70,0x88,0x88,0x88,0x70,0x0, 0x0, 
	0x0, 0x0, 0x70,0x88,0x88,0x88,0x78,0x8, 0x48,0x70,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x20,0x0, 0x0, 0x0, 0x0, 0x20,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x20,0x0, 0x0, 0x0, 0x20,0x20,0x0, 
	0x0, 0x4, 0x8, 0x10,0x20,0x40,0x20,0x10,0x8, 0x4, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0xf8,0x0, 0x0, 0xf8,0x0, 0x0, 0x0, 0x0, 
	0x0, 0x40,0x20,0x10,0x8, 0x4, 0x8, 0x10,0x20,0x40,0x0, 0x0, 
	0x0, 0x0, 0x70,0x88,0x88,0x10,0x20,0x20,0x0, 0x20,0x0, 0x0, 
	0x0, 0x0, 0x70,0x88,0x98,0xa8,0xa8,0xb8,0x80,0x78,0x0, 0x0, 
	0x0, 0x0, 0x20,0x20,0x30,0x50,0x50,0x78,0x48,0xcc,0x0, 0x0, 
	0x0, 0x0, 0xf0,0x48,0x48,0x70,0x48,0x48,0x48,0xf0,0x0, 0x0, 
	0x0, 0x0, 0x78,0x88,0x80,0x80,0x80,0x80,0x88,0x70,0x0, 0x0, 
	0x0, 0x0, 0xf0,0x48,0x48,0x48,0x48,0x48,0x48,0xf0,0x0, 0x0, 
	0x0, 0x0, 0xf8,0x48,0x50,0x70,0x50,0x40,0x48,0xf8,0x0, 0x0, 
	0x0, 0x0, 0xf8,0x48,0x50,0x70,0x50,0x40,0x40,0xe0,0x0, 0x0, 
	0x0, 0x0, 0x38,0x48,0x80,0x80,0x9c,0x88,0x48,0x30,0x0, 0x0, 
	0x0, 0x0, 0xcc,0x48,0x48,0x78,0x48,0x48,0x48,0xcc,0x0, 0x0, 
	0x0, 0x0, 0xf8,0x20,0x20,0x20,0x20,0x20,0x20,0xf8,0x0, 0x0, 
	0x0, 0x0, 0x7c,0x10,0x10,0x10,0x10,0x10,0x10,0x90,0xe0,0x0, 
	0x0, 0x0, 0xec,0x48,0x50,0x60,0x50,0x50,0x48,0xec,0x0, 0x0, 
	0x0, 0x0, 0xe0,0x40,0x40,0x40,0x40,0x40,0x44,0xfc,0x0, 0x0, 
	0x0, 0x0, 0xd8,0xd8,0xd8,0xd8,0xa8,0xa8,0xa8,0xa8,0x0, 0x0, 
	0x0, 0x0, 0xdc,0x48,0x68,0x68,0x58,0x58,0x48,0xe8,0x0, 0x0, 
	0x0, 0x0, 0x70,0x88,0x88,0x88,0x88,0x88,0x88,0x70,0x0, 0x0, 
	0x0, 0x0, 0xf0,0x48,0x48,0x70,0x40,0x40,0x40,0xe0,0x0, 0x0, 
	0x0, 0x0, 0x70,0x88,0x88,0x88,0x88,0xe8,0x98,0x70,0x18,0x0, 
	0x0, 0x0, 0xf0,0x48,0x48,0x70,0x50,0x48,0x48,0xec,0x0, 0x0, 
	0x0, 0x0, 0x78,0x88,0x80,0x60,0x10,0x8, 0x88,0xf0,0x0, 0x0, 
	0x0, 0x0, 0xf8,0xa8,0x20,0x20,0x20,0x20,0x20,0x70,0x0, 0x0, 
	0x0, 0x0, 0xcc,0x48,0x48,0x48,0x48,0x48,0x48,0x30,0x0, 0x0, 
	0x0, 0x0, 0xcc,0x48,0x48,0x50,0x50,0x30,0x20,0x20,0x0, 0x0, 
	0x0, 0x0, 0xa8,0xa8,0xa8,0x70,0x50,0x50,0x50,0x50,0x0, 0x0, 
	0x0, 0x0, 0xd8,0x50,0x50,0x20,0x20,0x50,0x50,0xd8,0x0, 0x0, 
	0x0, 0x0, 0xd8,0x50,0x50,0x20,0x20,0x20,0x20,0x70,0x0, 0x0, 
	0x0, 0x0, 0xf8,0x90,0x10,0x20,0x20,0x40,0x48,0xf8,0x0, 0x0, 
	0x0, 0x38,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x38,0x0, 
	0x0, 0x40,0x40,0x40,0x20,0x20,0x10,0x10,0x10,0x8, 0x0, 0x0, 
	0x0, 0x70,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x70,0x0, 
	0x0, 0x20,0x50,0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfc,
	0x0, 0x20,0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x30,0x48,0x38,0x48,0x3c,0x0, 0x0, 
	0x0, 0x0, 0xc0,0x40,0x40,0x70,0x48,0x48,0x48,0x70,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x38,0x48,0x40,0x40,0x38,0x0, 0x0, 
	0x0, 0x0, 0x18,0x8, 0x8, 0x38,0x48,0x48,0x48,0x3c,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x30,0x48,0x78,0x40,0x38,0x0, 0x0, 
	0x0, 0x0, 0x1c,0x20,0x20,0x78,0x20,0x20,0x20,0x78,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x3c,0x48,0x30,0x40,0x78,0x44,0x38,
	0x0, 0x0, 0xc0,0x40,0x40,0x70,0x48,0x48,0x48,0xec,0x0, 0x0, 
	0x0, 0x0, 0x20,0x0, 0x0, 0x60,0x20,0x20,0x20,0x70,0x0, 0x0, 
	0x0, 0x0, 0x10,0x0, 0x0, 0x30,0x10,0x10,0x10,0x10,0x10,0xe0,
	0x0, 0x0, 0xc0,0x40,0x40,0x5c,0x50,0x70,0x48,0xec,0x0, 0x0, 
	0x0, 0x0, 0xe0,0x20,0x20,0x20,0x20,0x20,0x20,0xf8,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0xf0,0xa8,0xa8,0xa8,0xa8,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0xf0,0x48,0x48,0x48,0xec,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x30,0x48,0x48,0x48,0x30,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0xf0,0x48,0x48,0x48,0x70,0x40,0xe0,
	0x0, 0x0, 0x0, 0x0, 0x0, 0x38,0x48,0x48,0x48,0x38,0x8, 0x1c,
	0x0, 0x0, 0x0, 0x0, 0x0, 0xd8,0x60,0x40,0x40,0xe0,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0x78,0x40,0x30,0x8, 0x78,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x20,0x20,0x70,0x20,0x20,0x20,0x18,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0xd8,0x48,0x48,0x48,0x3c,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0xec,0x48,0x50,0x30,0x20,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0xa8,0xa8,0x70,0x50,0x50,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0xd8,0x50,0x20,0x50,0xd8,0x0, 0x0, 
	0x0, 0x0, 0x0, 0x0, 0x0, 0xec,0x48,0x50,0x30,0x20,0x20,0xc0,
	0x0, 0x0, 0x0, 0x0, 0x0, 0x78,0x10,0x20,0x20,0x78,0x0, 0x0, 
	0x0, 0x18,0x10,0x10,0x10,0x20,0x10,0x10,0x10,0x10,0x18,0x0, 
	0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,
	0x0, 0x60,0x20,0x20,0x20,0x10,0x20,0x20,0x20,0x20,0x60,0x0, 
	0x40,0xa4,0x18,0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
};

U8 LCDTxtBuffer[LCDRow][LCDColumn];
int LCDCurrentPrnTxt=0;	//打印文本所在的行
U8 LCDIsprnOverPage=FALSE;	//是否滚动屏幕


void LCD_txt(void)	
{

    	char tmpbuf[500];    
	Glib_ClearScr(150);//LCD初始化
	LCD_ChangeMode(DspTxtMode);
       	LCD_printf("Input 'quit'  to exit test\n");
       	Uart_Printf("Input 'quit'  to exit test\n");

	while(1)
	{
           		Uart_GetString(tmpbuf);
           		if (strcmp(tmpbuf,"quit")==0)  break;
           		LCD_printf("%s\n",tmpbuf);
   	}
       	 LCD_Cls();
       	 LCD_printf("LCD Experiment.\n");
	return ;
}



void LCD_TxtRefresh(int LCDCurrentDspTxt,U8 c)
{
	int i,j,k,showrow;
	unsigned int data;
	U8 txtdata;
	for(j=0;j<LCDHEIGHT;j++)
	{
		for(i=0;i<LCDColumn;i++)
		{
			data=0;
			showrow=LCDCurrentDspTxt+j/LCDTxtMode_TxtHeight;
			if(showrow>LCDRow-1)
				showrow-=LCDRow;
			txtdata=LCDTxtBuffer[showrow][i];
			if(txtdata>128)
				txtdata=' ';
			txtdata=LCDTxtData[txtdata][j%LCDTxtMode_TxtHeight];
			for(k=7;k>=0;k--)
				{
					data=(txtdata>>k)&0x1;
					if (data==1)
						PutPixel(i*8+8-k,j,c);
					else 	PutPixel(i*8+8-k,j,150);
				}
		
		}
	}
}

char tbuf[256];
void LCD_printf(const char *format,...)
{
	int i,j=0;
	int LCDCurrentDspTxt=0;
	va_list v_list;
	char *ptr;

	va_start(v_list, format);     // Initialize variable arguments. 
	vsprintf(tbuf, format, v_list ); 
	va_end(v_list);

	ptr= tbuf;

	if(LCDdspMode!=DspTxtMode)
		return;

	/*格式化字符串*/
	for(i=0;ptr[i]!=0;i++)
	{
		if(ptr[i]=='\n')
		{	//换行
			LCDCurrentPrnTxt++;
			if(LCDCurrentPrnTxt>LCDRow-1)
			{
				LCDCurrentPrnTxt-=LCDRow;
				LCDIsprnOverPage=TRUE;
			}
			if(LCDIsprnOverPage)
				LCDCurrentDspTxt=LCDCurrentPrnTxt;

			for(;j<LCDColumn;j++)	//补齐空格
				LCDTxtBuffer[LCDCurrentPrnTxt][j]=0;
			j=0;
		}
		else{
			if(j<LCDColumn)
				LCDTxtBuffer[LCDCurrentPrnTxt][j++]=ptr[i];
		}
	}

	LCD_TxtRefresh(LCDCurrentDspTxt,200);
}

void LCD_ChangeMode(U8 mode)
{
	LCDdspMode=mode;
}





//文本模式下清除屏幕?
void LCD_Cls(void) 
{
	LCDCurrentPrnTxt=0,	//打印文本所在的行
	LCDIsprnOverPage=FALSE;
	memset(LCDTxtBuffer,0,LCDRow*LCDColumn);
}