isr.c

完整的软件学习--显示器驱动视频软件

#include "types.h"
#include "board.h"
#include "global.h"
#include "power.h"
#include "debug.h"
#include "debugDef.h"
#include "UserPrefDef.h"
#include "ddc2bi.h"

#define ReSyncTick			255//54	// 0.2 Second for resynchorize dubug process

#if UseINT
#define EnableExt0Interrupt		1
#else
#define EnableExt0Interrupt		0
#endif
#define EnableExt1Interrupt		0
#define EnableTime0Interrupt		1
#define EnableTime1Interrupt		0
#define EnableTime2Interrupt		0
#define EnableSerialPortInterrupt	1

#if EnableExt0Interrupt
void EXT0Interrupt(void) interrupt 0
{ 
#if MSTMCU

	if(ADC_INT_FLAG&(BIT3 | BIT4 ))
	{
	//	DoDDCCI(0);
	}
	else if(DVI_INT_FLAG&(BIT3|BIT4))
	{
	//	DoDDCCI(1);
	}

	else     if (!SyncLossState())
#else
	if (!SyncLossState())// && InputTimingStableFlag)// && SrcInputType!=Input_Digital)
#endif
    { hw_ClrBackLit();
      Set_InputTimingChangeFlag();
      SrcFlags|=SyncLoss;
    }
  IE0=0;
}
#endif

#if EnableTime0Interrupt

extern BYTE ReSyncCounter;
extern WORD ms_Counter;
extern BYTE Second;
extern BYTE OsdCounter;
extern BYTE PowerDownCounter;     

void Time0Interrupt(void) interrupt 1
{ ms_Counter--;

  if (ReSyncCounter)
    ReSyncCounter--;

  if (ModeDetectCounter)
         ModeDetectCounter--;

  if (ms_Counter==0) //
    { Second++;
      if (!PowerSavingFlag)
        { if (BLTime<0xFFFFFFFFul)
            BLTime+=1;
      	}

      if (OsdCounter)
        if (--OsdCounter==0)
          Set_OsdTimeoutFlag();

#if DISPLAYLOGO
      if(LogoTimeCounter)
        LogoTimeCounter--;
#endif

      if (PowerDownCounter)
        if (--PowerDownCounter==0)
                  Set_ForcePowerSavingFlag();
        #if NoSyncLedBlink
	   else if (SyncLossState())
			{
			hwGreenLed_Pin=~hwGreenLed_Pin;
				hwAmberLed_Pin=0;
       		}
         #endif
   

      Set_ChangePatternFlag();
////////////////////////////////////////////////////
///////////Enter Factory OSD key delay counter
      if (EnableFactoryKeyCount)
        if (--EnableFactoryKeyCount==0)
              Set_EnableEnterFactory();
//////////		
///////////////////////////////////////////////////
      ms_Counter=SystemTick;

    }

  if ((ms_Counter%250)==0)
  	{
    Set_ms500Flag();
#if PanelOff1Sec
	if(PanelOffTimeCounter)
	 if(--PanelOffTimeCounter==0)
	 	Clr_DisablePanelOnFlag();
#endif	 
  	}

  TH0=ClockPeriod>>8;
  TL0=ClockPeriod&0xFF; // timer 1 counter
  TF0=0; // timer 1 flag
}
#endif

#if EnableExt1Interrupt
void EXT1Interrupt(void) interrupt 2
{ IE1=0;
}
#endif

#if EnableTime1Interrupt
void Time1Interrupt(void) interrupt 3
{
}
#endif

#if EnableSerialPortInterrupt
void SerialPortInterrupt(void) interrupt 4
{ BYTE sioData;
  if (RI)
	{ RI=0;
		sioData=SBUF;

		if(EnableAutoColorTempFlag)
		{
			if(EnableReadColorSettingFlag)
			{
				if(sioData==']')
				{
					SIORxBuffer[0]='P';
					sioData='1';
					SIORxIndex=1;
				}
			}
			else
			{
         if(sioData=='P')
          SIORxIndex=0;
			}
			ReSyncCounter=ReSyncTick;
			SIORxBuffer[SIORxIndex++]=sioData;
			if((SIORxIndex>=16) && (sioData==0x0D))
              Set_RxBusyFlag();
		}
		else  if (SIORxIndex<4)
		{ if (SIORxIndex==0)
			{ ReSyncCounter=ReSyncTick;
			}
			SIORxBuffer[SIORxIndex++]=sioData;
			if (SIORxIndex==CommandLength)
			{ Set_RxBusyFlag();
				ReSyncCounter=ReSyncTick;
			}
		}
	}
  if (TI)
    TI=0;
}
#endif

#if EnableTime2Interrupt
void Time2Interrupt(void) interrupt 5
{ TF2=0;
}
#endif