playled.c

这是一个按照程序员的要求,定时的点亮LED,达到程序员想要的效果,可以同时控制4个LED的闪烁

#include ".\include\system.h"
#include ".\Common\PlaySound.h"
#include ".\Common\PlayLed.h"

unsigned int LedActionStatus, LedActionNo, LedActionOffset, LedActionDelay;

void InitLed()
{
	P_IOB_Dir->W |= IOPORT_LED1+IOPORT_LED2+IOPORT_LED3;
	P_IOB_Attrib->W |= IOPORT_LED1+IOPORT_LED2+IOPORT_LED3;
	P_IOB_Data->W = P_IOB_Buffer->W&(~(IOPORT_LED1+IOPORT_LED2+IOPORT_LED3));
}

void CheckLedDelayEnd()
{
	if (--LedActionDelay == 0)
	{
		//End of led delay
		LedActionStatus &= 0xfffd;
		LedActionOffset ++;
		GetLedAction();
	}
}

const int SceneCLedReserved[]=
{
	EndLedSeq
};

const int SceneCLedPattern1[]=
{
	(LedPlay+Led1ON+Led2ON+Led3ON),
	EndLedSeq
};

const int SceneCLedPattern2[]=
{
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	EndLedSeq
};

const int SceneCLedPattern3[]=
{
	(LedPlay+Led1ON+Led2OFF+Led3OFF),
	EndLedSeq
};

const int SceneCLedPattern4[]=
{
	(LedPlay+Led1OFF+Led2ON+Led3OFF),
	EndLedSeq
};

const int SceneCLedPattern5[]=
{
	(LedPlay+Led1OFF+Led2OFF+Led3ON),
	EndLedSeq
};

const int SceneCLedPattern6[]=
{
	(LedPlay+Led1ON+Led2ON+Led3OFF),
	EndLedSeq
};

const int SceneCLedPattern7[]=
{
	(LedPlay+Led1ON+Led2OFF+Led3ON),
	EndLedSeq
};

const int SceneCLedPattern8[]=
{
	(LedPlay+Led1OFF+Led2ON+Led3ON),
	EndLedSeq
};

const int SceneCLedPattern9[]=
{
	(LedPlay+Led1ON+Led2ON+Led3ON),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	EndLedSeq
};

const int SceneCLedPattern10[]=
{
	(LedPlay+Led1ON+Led2OFF+Led3OFF),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	EndLedSeq
};

const int SceneCLedPattern11[]=
{
	(LedPlay+Led1OFF+Led2ON+Led3OFF),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	EndLedSeq
};

const int SceneCLedPattern12[]=
{
	(LedPlay+Led1OFF+Led2OFF+Led3ON),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	EndLedSeq
};

const int SceneCLedPattern13[]=
{
	(LedPlay+Led1ON+Led2ON+Led3OFF),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	EndLedSeq
};

const int SceneCLedPattern14[]=
{
	(LedPlay+Led1ON+Led2OFF+Led3ON),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	EndLedSeq
};

const int SceneCLedPattern15[]=
{
	(LedPlay+Led1OFF+Led2ON+Led3ON),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	EndLedSeq
};

const int SceneCLedPattern16[]=
{
	(LedPlay+Led1ON+Led2ON+Led3ON),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	(LedPlay+Led1ON+Led2ON+Led3ON),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	(LedPlay+Led1ON+Led2ON+Led3ON),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 4),
	EndLedSeq
};

const int SceneCLedPattern17[]=
{
	(LedPlay+Led1ON+Led2ON+Led3ON),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	LedLoopMark
};

const int SceneCLedPattern18[]=
{
	(LedPlay+Led1ON+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	LedLoopMark
};

const int SceneCLedPattern19[]=
{
	(LedPlay+Led1OFF+Led2ON+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	LedLoopMark
};

const int SceneCLedPattern20[]=
{
	(LedPlay+Led1OFF+Led2OFF+Led3ON),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	LedLoopMark
};

const int SceneCLedPattern21[]=
{
	(LedPlay+Led1ON+Led2ON+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	LedLoopMark
};

const int SceneCLedPattern22[]=
{
	(LedPlay+Led1ON+Led2OFF+Led3ON),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	LedLoopMark
};

const int SceneCLedPattern23[]=
{
	(LedPlay+Led1OFF+Led2ON+Led3ON),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	LedLoopMark
};

const int SceneCLedPattern24[]=
{
	(LedPlay+Led1ON+Led2OFF+Led3OFF),
	(LedDelay + 3),
	(LedPlay+Led1OFF+Led2ON+Led3OFF),
	(LedDelay + 3),
	(LedPlay+Led1OFF+Led2OFF+Led3ON),
	(LedDelay + 3),
	LedLoopMark
};
const int SceneCLedPattern25[]=
{
	(LedPlay+Led1ON+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1ON+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1ON+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	EndLedSeq
};

const int SceneCLedPattern26[]=
{
	(LedPlay+Led1OFF+Led2ON+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2ON+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2ON+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	EndLedSeq
};

const int SceneCLedPattern27[]=
{
	(LedPlay+Led1OFF+Led2OFF+Led3ON),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3ON),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3ON),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3OFF),
	(LedDelay + 2),
	EndLedSeq
};
const int SceneCLedPattern28[]=
{
	(LedPlay+Led1ON+Led2ON+Led3ON),
	(LedDelay + 4),
	(LedPlay+Led1OFF+Led2OFF+Led3ON),
	(LedDelay + 4),
	EndLedSeq
};
const int SceneCLedPattern29[]=
{
	(LedPlay+Led1ON+Led2ON+Led3ON),
	(LedDelay + 2),
	(LedPlay+Led1OFF+Led2OFF+Led3ON),
	(LedDelay + 2),
	LedLoopMark
};
const int* const LedActionTableAddr[]=
{
	SceneCLedReserved,
	SceneCLedPattern1,		// Turn on Led#1, Led#2, Led#3	
	SceneCLedPattern2,		// Turn Off Led#1, Led#2, Led#3
	SceneCLedPattern3,		// Turn on Led#1
	SceneCLedPattern4,		// Turn on Led#2
	SceneCLedPattern5,		// Turn on Led#3	
	SceneCLedPattern6,		// Turn on Led#1, Led#2
	SceneCLedPattern7,		// Turn on Led#1, Led#3
	SceneCLedPattern8,		// Turn on Led#2, Led#3
	SceneCLedPattern9,		// Blink Led#1, Led#2, Led#3
	SceneCLedPattern10,		// Blink Led#1
	SceneCLedPattern11,		// Blink Led#2
	SceneCLedPattern12,		// Blink Led#3
	SceneCLedPattern13,		// Blink Led#1, Led#2
	SceneCLedPattern14,		// Blink Led#1, Led#3
	SceneCLedPattern15,		// Blink Led#2, Led#3
	SceneCLedPattern16,		// Blink All 3 Times
	SceneCLedPattern17,		// Blink All Loop
	SceneCLedPattern18,		// Blink Led#1 Loop
	SceneCLedPattern19,		// Blink Led#2 Loop
	SceneCLedPattern20,		// Blink Led#3 Loop
	SceneCLedPattern21,		// Blink Led#1, Led#2 Loop
	SceneCLedPattern22,		// Blink Led#1, Led#3 Loop
	SceneCLedPattern23,		// Blink Led#2, Led#3 Loop
	SceneCLedPattern24,		// Blink One Led Loop
	SceneCLedPattern25,		// Blink Led#1 3 Times
	SceneCLedPattern26,		// Blink Led#2 3 Times
	SceneCLedPattern27,		// Blink Led#3 3 Times
	SceneCLedPattern28,
	SceneCLedPattern29
};

void ForceStopLedAction()
{
	//P_IOB_Buffer->W = 0x0000;
	LedActionNo = 0xffff;
	LedActionOffset = 0x0000;
	LedActionStatus = 0x0000;
}

void GetLedAction()
{
	int i;
	
	i = LedActionTableAddr[LedActionNo][LedActionOffset];
	i &= 0xff00;
	
	switch (i)
	{
		case 0x0000:
			i = LedActionTableAddr[LedActionNo][LedActionOffset];
			i &= IOPORT_LED1+IOPORT_LED2+IOPORT_LED3;
			P_IOB_Data->W = i+ (P_IOB_Buffer->W&(~(IOPORT_LED1+IOPORT_LED2+IOPORT_LED3)));
			LedActionOffset ++;
			GetLedAction();
		break;
		
		case 0x0100:
			//delay
			LedActionStatus &= 0x0000;
			LedActionStatus |= 0x0002;
			i = 2*LedActionTableAddr[LedActionNo][LedActionOffset];
			i &= 0x00ff;
			LedActionDelay = i;
		break;
		
		case 0x0200:
			LedActionOffset=0;
			GetLedAction();
		break;
		
		case 0xff00:
			//end of sound sequence
			//P_IOB_Buffer->W = 0x0000;
			LedActionNo = 0xffff;
			LedActionOffset = 0x0000;
			LedActionStatus = 0x8000;
		break;
		
		default:
		break;
	}	
}

void CheckLedAction()
{
	if (LedActionNo != 0xffff)
	{
		if ((LedActionStatus & 0x0002) == 0x0002)
		{
			CheckLedDelayEnd();
			return;
		}
		GetLedAction();	
	}
}

void PlayLedNo(int TempLedNo)
{
		ForceStopLedAction();
		LedActionNo=TempLedNo;
		LedActionOffset=0x0000;
}

int CheckPlayLedSeqEnd()
{
	if ((LedActionStatus&0x8000)==0x8000)
		return 1;
	
	return 0;
}