osd1_logo.c

T108 LCD屏的DEMO源代码！需要的就下吧

#include "Common.h"
#include "Global.h"
#include "ICControl.h"	
#include "System.h"
#include "TWICreg.h"
#include "OSD1_Define.h"
#include "OSD1_Logo.h"
#include "Terawins_Logo.h"
#include "OSD1CSL.h"
#include "com.h" 
#include <stdio.h>

void OSD1LoadColor(void);
#define LOGO_ON
#define OSDBMP_2BIT_PIXEL	0xf8
#define OSDBMP_4BIT_PIXEL	0xb8
#define OSDBMP_TYPE OSDBMP_2BIT_PIXEL
#define	BMP_HPOS (1024-320)/2
#define	BMP_VPOS (768-76)/2		
		 
void OSDLogo(void)
{							 					 	
#ifdef LOGO_ON
	unsigned int i,j;
    unsigned char tt,tt1;
	OSD1Disable();
	OSD1CfgWr(OSD_MENU1_ENABLE,0x00);
	//OSDSetRamAddr(MENU_RAM_START_ADDRESS); 
	//for(i=0; i< 0x1FFF; i++) OSDSetRamData(0xE001);										 
	//~ Set OSD Main Color LUT for Logo. ~//
	OSD1CfgWr(OSD_COLOR_LUT_ADR_PORT,0x00);
	IC_WritByte(TWIC_P0,OSD_CFG_INDEX,0x09);
 	for(i=0;i<32;i++)
  	{
		OSD1CfgWr(OSD_COLOR_LUT_DATA_PORT,OSDLutLogoData[i]);	 
	}	  	
	//~ Set BMP Color LUT Base address. ~//
	OSD1CfgWr(0x2C,0x00);

	//~ Set LOGO Width. ~//
	OSD1CfgWr(OSD_BMP_HSIZE_L,0x54);            	//width 40(x8)
	OSD1CfgWr(OSD_BMP_HSIZE_M,0x00);
	//~ Set LOGO Height. ~//
	OSD1CfgWr(OSD_BMP_VSIZE_L,0x51);            	//width 40(x8)
	OSD1CfgWr(OSD_BMP_VSIZE_M,0x00);
    //~ Set LOGO Horizintal start position. ~//
	OSD1CfgWr(OSD_BMP_HSTART_L,0x10);            	//width 40(x8)								                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
	OSD1CfgWr(OSD_BMP_HSTART_M,0x00);
	//~ Set LOGO Vertical start position. ~//
	OSD1CfgWr(OSD_BMP_VSTART_L,0x08);            	//width 40(x8)
	OSD1CfgWr(OSD_BMP_VSTART_M,0x00);
	//~ Set OSD RAM Address. ~//
	OSD1SetRamAddr(0x0000);
	//~ Load LOGO bitmap table to RAM. ~//
	ICWr_Burst_A(OSD1_RAM_DL);
    for(i=0;i<168*81/2;i++)
	{
		tt=0;tt1=0;
	    for(j=0;j<4;j++)
	    {
	        tt=((logodata[i*2+1]>>j*2)&0x03);
	        tt1=tt|(tt1<<2);
	    }
		ICWr_Burst_D(tt1);
		//IC_WritByte(TWIC_P0,OSD2_RAM_DL,tt1);
		tt=0;tt1=0;
	    for(j=0;j<4;j++)
	    {
	        tt=((logodata[i*2]>>j*2)&0x03);
	        tt1=tt|(tt1<<2);
	    }
		ICWr_Burst_D(tt1);
		//IC_WritByte(TWIC_P0,OSD2_RAM_DL,tt1);
	}
	ICWr_Burst_P();

	//~ Set LOGO bitmap data address in RAM. ~//
	OSD1CfgWr(OSD_BMP_START_ADR_L,0x00);
	OSD1CfgWr(OSD_BMP_START_ADR_M,0x00);

	//~ Set BMP configuration. ~//
	OSD1CfgWr(0x20,0xC0);
	
	OSD1Enable();
	twdDelay(30000);
	OSD1Disable();
	//~ Set BMP configuration. ~//
	OSD1CfgWr(0x20,0x25);
#endif
}