main.c

t112 参考文件

/****************************************************************************
* File: MAIN.c                                                              *
* Description: main routine                                                 *
* History:     2005/08/12                                                   *
*                                                                           *
* 		Copyright 2005 (c) Terawins Inc.                                    *
****************************************************************************/

/****************************************************************************
*                               Include File                                *
****************************************************************************/

#include "reg51.h"
#include "math.h"
#include "common.h"
#include "struct.h"
#include "system.h"
#include "twowire.h"
//#include "gamma.h"
#include "filter.h"
#include "keypad.h"
#include "Nvram.h"
#include "Video.h"
#include "T101_Util.h"
#include "TW10xReg.h"
#include "remote.h"
#include "osddraw.h"
#include "tuner.h"
#include "T515.h"
#ifdef T100A
#include "T100OSD.h"  // add by Sherman 
#else //T102
#include "T102OSD.h"  // add by Sherman 
#endif
/*****************************************************************************
*                  Public Function Prototypes		       		     *
*****************************************************************************/
void Initial            (void);
void SysInit	    	(void);
void SysInterruptEnable (void);
void ClosePanel         (uCHAR uR, uCHAR uG, uCHAR uB);
void OpenPanel          (void);
void BKPower            (void);
void PowerManage        (void);

#ifdef TIMER0
void Timer0Reset(void);
void Timer0Start(void);
void Timer0Stop(void);
#endif
/****************************************************************************
*                          Public Global Variable                           *
****************************************************************************/
uCHAR bdata Flag1;
uCHAR bdata Flag2;
uCHAR bdata Flag3;
uCHAR idata m_cOSDEvent;
uCHAR idata m_cOSDFunc;
uCHAR idata m_cOSDMenu;
uCHAR idata m_cSource;
uCHAR ir_data;
uCHAR m_cFactryCnt;
//uCHAR idata m_cStandard=4;//PAL
uCHAR idata m_cStandard=S_NTSC;//NTSC
uCHAR idata m_cChroma=S_NTSC;  //NTSC	 // add by Sherman 06'01'13 
uCHAR idata m_cScaleratio=ScaleFULL;
uWORD m_wHRes;
uWORD m_wVRes;
uWORD idata m_wVTotal;

sbit m_bPanelClose      = Flag1 ^ 0;
sbit m_bBKPowerOn	= Flag1 ^ 1;
sbit m_bKyPowerOn 	= Flag1 ^ 2;
sbit m_bChipPowerOn	= Flag1 ^ 3;
sbit m_bTimer0Overflow  = Flag1 ^ 4;
sbit m_bOSDEnable       = Flag1 ^ 5;
sbit ir_enable          = Flag1 ^ 6;
sbit m_bKyblocked	= Flag1 ^ 7;
sbit m_bFactryMode	= Flag2 ^ 0;
sbit m_bFactryReady	= Flag2 ^ 1;
sbit m_bRelease		= Flag2 ^ 2;
sbit m_bAir_Cable	= Flag2 ^ 3;
sbit m_bTV_Num_Bits	= Flag2 ^ 4;
sbit m_bTV_Skip		= Flag2 ^ 5;
uWORD  idata m_wBuff[3];
uCHAR  idata m_cBuff[5];
uDWORD m_dwBuff[2];

/****************************************************************************
*                              Public Function                              *
****************************************************************************/
//uCHAR code iBright_E1			[]={0x01,0x02,0x03,0x04,0x05};
void main(void)
{
	Initial();
	SysInterruptEnable();
	//OSD Font Initial
	OSDInit();  
	
	twdDelay(NVRDELAY);
	m_cSource = I2CReadByte(EEPVIDEOBLOCK, idVIDEO_SOURCE_INDEX)&0x0f;
	#ifdef T106
	if((m_cSource<5)||(m_cSource>=isrc_end))
		m_cSource=5;
	#else	
	if((m_cSource==0)||(m_cSource>=isrc_end))
		m_cSource=1;
	#endif
	m_cSource=3; //svideo
	SourceSelect();
	
	SetSignalStd();
	SetOPTiming();
	twdDelay1(50);
	DetectSignalStd();	
	OSDShowSource();
	OpenPanel();
	//Main loop
	while(1)
	{
		//detect key press
		kyKeypad();
		//handle ir event
		if(ir_enable){
			RemoteEvent();
			ir_enable=0;
		}
		else if(!EX1){
			EX1=1;
			ir_data=0;
		}
		//OSD Timeout
		if(m_bTimer0Overflow){
			if(m_bOSDEnable)
				OSDExit();
		}
		m_wBuff[2]+=1;
#ifdef AUTO_DETECT
		if(m_wBuff[2]>=0x4ff){
			m_wBuff[2]=0x00;	
			DetectSignalStd();		
			Detect_Sig(0);
		}
#endif
	}
}

void ClosePanel(uCHAR uR, uCHAR uG, uCHAR uB)
{
  	if(!m_bPanelClose){
		m_bPanelClose = 1;
		I2CWriteByte(TW101, 0xC2, I2CReadByte(TW101, 0xC2)|(PSYNC_STR|IGNORE_VSYNC));
		I2CWriteByte(TW101, 0x9d, uR);
		I2CWriteByte(TW101, 0x9e, uG);
		I2CWriteByte(TW101, 0x9f, uB);
	//	I2CWriteByte(TW101, 0x90, 0x00);
		I2CWriteByte(TW101, PATTERN_CTRL, 0x87);//I2CReadByte(TW101, PATTERN_CTRL)|0x80);  //Enable Frame Background Color
		I2CWriteByte(TW101, 0xe2, 0x11);
	}
}

void OpenPanel(void)
{
  	if(m_bPanelClose){
	   	m_bPanelClose = 0;
		I2CWriteByte(TW101, 0xC2, I2CReadByte(TW101, 0xC2)&~(PSYNC_STR|IGNORE_VSYNC));
		I2CWriteByte(TW101, PATTERN_CTRL, I2CReadByte(TW101, PATTERN_CTRL)&~0x80); //Enable Frame Background Color

		twdDelay(100);	
	}
}
void BKPower(void)
{
	if(m_bBKPowerOn){
  		BKLIGHT_EN = 1;     // BKLIGHT shut down
		twdDelay(100);
		m_bBKPowerOn = 0;
	}
	else{
		twdDelay(100);
		BKLIGHT_EN = 0;     // BKLIGHT power on
		m_bBKPowerOn = 1;
#ifdef LEDCONTROL
		m_bLedOn=1;
#endif
	}
}

void PowerManage(void)
{
 	if(m_bKyPowerOn) //Power on
	{
		LED_RED = 1;		//Turn Off
		LED_GREEN = 0;   	//Turn On
		I2CWriteByte(TW101, 0xE0, I2CReadByte(TW101, 0xE0)|TPDB);
		m_cOSDEvent=0;
		m_cOSDFunc=0;
		//When power on chip, force to reset chip
		m_bChipPowerOn=1;
		//m_cSource=0x0F;
		twdDelay(100);
		OpenPanel();
//AUDIO_STANBY=0;		//Audio on
	}
	else 	//Forced Power Off
	{
		if(m_bChipPowerOn)
		{
			LED_RED =0;	//Turn On
		    LED_GREEN = 1;   	//Turn Off
			twdDelay(100);
			OSDExit();
 			if(m_bBKPowerOn)
 				BKPower();
			ClosePanel(0x00,0x40,0x8a);
			twdDelay(200);
			I2CWriteByte(TW101, 0xE0, I2CReadByte(TW101, 0xE0)&~TPDB|PDMD);
			m_bChipPowerOn=0;
		}
	}
}

void Initial(void)
{
	extern EEPVIDEO   idata EepVideo;	
    
    	SysInit();
    #ifdef TCON
		TconInit();
	#endif
//Ruby modify 2005-06-07
	ClosePanel(0x00,0x40,0x8a);
	OSDDisable();
	LoadGammaTable(0);

    	OSDLogo();
}

void SysInit(void)
{
	P0=0xff;
	P1=0xff;
	P2=0xff;
	P3=0xff;
	//Chip Reset
	CHIP_RESET = 0;
    	VIDEO_RESET=0;
	twdDelay(100);
	CHIP_RESET = 1;
	VIDEO_RESET=1;
 	PIN_POWER=0;
    BKLIGHT_EN=0;
	twdDelay(50);
	//8051Register Set
	IE    	= 0;   	// disable all interrupt
	TMOD 	= 0x11;  // Timer1 Mode 1, Timer0 Mode 1;
	//TMOD 	= 0x01; // Timer0 Mode 1;
  	EX0   	= 0;     // disable external interrupt 0, IE[0]
	EX1		= 0;
  	//ET0 	= 1;   	// enable bTimer 0
  	//IT0   = 1;     // falling endge generate interrupt, TCON[0]
  	INT0 	= 1;
	IT1   	= 1;     // falling endge generate interrupt, TCON[0]
  	INT1 	= 1;

	twdDelay(100);
	twdDelay(100);
	twdDelay(100);
	twdDelay(100);

  	//ClosePanel(0x00,0x40,0x60);
#if (defined T100)|(defined T101)
 	LoadFilter(3);//3
#endif
#ifdef T101A
 	LoadFilter(2);//2
#endif
#ifdef T102
 	//LoadFilter(6);
#endif
	InitT10x();
#ifdef NVRAM
	#ifdef RESET_EEPROM
		InitEEPRom();
		OSDResetVideoData();
	#else	
		EEPLoadPubData();
	#endif
#endif

kyKeypadInit();
	m_bPanelClose = 0;
	m_bBKPowerOn=0;
	m_bKyPowerOn=1;
	m_bChipPowerOn=1;
	LED_GREEN=0;
}

void SysInterruptEnable(void)
{
#ifdef TIMER1
//	Timer1Reset();
	ET1 = 1;    // Enable Timer1 interrupt
	TR1=0;
#endif
#ifdef TIMER0
	Timer0Reset();
	ET0 = 1; 	// Enable Timer0 interrupt
	TR0 = 0;
#endif
#ifdef INTERRUPT1
	EX1 = 1;		// Enable INT1 (IR)
#endif
	EA	 = 1;		// Enable Interrupt
}