main.c

AVR单片机C语言程序设计实例精粹

#include "iom16v.h"
#include "DataType.h"
#include "app.h" 

#define cSelfTestMode 0
#define cNormalMode   1

#define cTraffic_V    0
#define cTraffic_H    1

#define cReserved     0
#define cForbidden    1
#define cBuffer1      2
#define cAllow        3
#define cBuffer2      4

INT8U ControllerMode;
INT8U TrafficStatus_V;
INT8U TrafficStatus_H;
INT8U Time_V;
INT8U Time_H;
INT8U TimeBCD_V[2] = {0,0};
INT8U TimeBCD_H[2] = {0,0};

const INT8U SegTable[] = {0x7E,0x60,0x3D,0x79,0x63,0x5B,0x5F,0x70,0x7F,0x7B};

void System_Init(void)
{
    ControllerMode = cSelfTestMode;
    TrafficStatus_V = cReserved;
    TrafficStatus_H = cReserved;
    Time_V = 0;
    Time_H = 0;
}

void SetTrafficStatus(INT8U Index,INT8U Status)
{
    if(Index == cTraffic_V)
    {
        TrafficStatus_V = Status;
			if(Status == cAllow)
        {
           LED_ON_OFF(cR_LED_V,cLED_OFF);
           LED_ON_OFF(cG_LED_V,cLED_ON);
           LED_ON_OFF(cY_LED_V,cLED_OFF);
           Time_V = 30;
        }
        else if((Status == cBuffer1) || (Status == cBuffer2))
        {
            LED_ON_OFF(cR_LED_V,cLED_OFF);
            LED_ON_OFF(cG_LED_V,cLED_OFF);
            LED_ON_OFF(cY_LED_V,cLED_ON);
            Time_V = 5;
        }
        else if(Status == cForbidden)
        {
            LED_ON_OFF(cR_LED_V,cLED_ON);
            LED_ON_OFF(cG_LED_V,cLED_OFF);
            LED_ON_OFF(cY_LED_V,cLED_OFF);
            Time_V = 30;
        }
    }
    else if(Index == cTraffic_H)
    {
        TrafficStatus_H = Status;
			if(Status == cAllow)
        {
           LED_ON_OFF(cR_LED_H,cLED_OFF);
           LED_ON_OFF(cG_LED_H,cLED_ON);
           LED_ON_OFF(cY_LED_H,cLED_OFF);
           Time_H = 30;
        }
        else if((Status == cBuffer1) || (Status == cBuffer2))
        {
            LED_ON_OFF(cR_LED_H,cLED_OFF);
            LED_ON_OFF(cG_LED_H,cLED_OFF);
            LED_ON_OFF(cY_LED_H,cLED_ON);
            Time_H = 5;
        }
        else if(Status == cForbidden)
        {
            LED_ON_OFF(cR_LED_H,cLED_ON);
            LED_ON_OFF(cG_LED_H,cLED_OFF);
            LED_ON_OFF(cY_LED_H,cLED_OFF);
            Time_H = 30;
        }
    }
}   
  
void main(void)
{
    Hardware_Init();
    System_Init();
    while(1)
    {
        ;
    }
}

#pragma interrupt_handler Timer0_Interrupt:20
void Timer0_Interrupt(void)
{
		 static INT8U TimeCount = 0;
    //Clear Timer0 OCIF Flag
		TIFR  |= 0x02;
    TCNT0  = 0x00;
    if(ControllerMode == cNormalMode)
    {
        INT2BCD(Time_V,TimeBCD_V);
        INT2BCD(Time_H,TimeBCD_H);
        if(TimeCount == 0)
        {
            mSet_Data_V(DataConvert(TimeBCD_V[0]));
            mSet_Data_H(DataConvert(TimeBCD_H[0]));
            mSelect_V0();
            mSelect_H0();
            TimeCount = 1;
        }
        else if(TimeCount == 1)
        {
            mSet_Data_V(DataConvert(TimeBCD_V[1]));
            mSet_Data_H(DataConvert(TimeBCD_H[1]));
            mSelect_V1();
            mSelect_H1();
            TimeCount = 0;
        }
    }    
}

#pragma interrupt_handler Timer1_Interrupt:7
void Timer1_Interrupt(void)
{
	 static INT8U TimeCount = 0;
    //Clear Timer1 OCIF Flag
		TIFR  |= 0x10;
    TCNT1  = 0x00;
    if(ControllerMode == cSelfTestMode)
    {
        TimeCount++;
        if(TimeCount == 1)
        {
            LED_ON_OFF(cR_LED_V,cLED_ON);
            LED_ON_OFF(cG_LED_V,cLED_ON);
            LED_ON_OFF(cY_LED_V,cLED_ON);
			}
			else if(TimeCount == 2)
			{
            mSet_Data_V(0xFF);
            mSelect_VA();
        }
        else if(TimeCount == 3)
        {
            LED_ON_OFF(cR_LED_H,cLED_ON);
            LED_ON_OFF(cG_LED_H,cLED_ON);
            LED_ON_OFF(cY_LED_H,cLED_ON);
			}
        else if(TimeCount == 4)
			{
			    mSet_Data_H(0xFF);
            mSelect_HA();
        }
        else if(TimeCount == 5)
        {
            LED_ON_OFF(cR_LED_V,cLED_OFF);
            LED_ON_OFF(cG_LED_V,cLED_OFF);
            LED_ON_OFF(cY_LED_V,cLED_OFF);
			}
			else if(TimeCount == 6)
			{
				mSelect_VN();
			}
			else if(TimeCount == 7)
			{
				LED_ON_OFF(cR_LED_H,cLED_OFF);
            LED_ON_OFF(cG_LED_H,cLED_OFF);
            LED_ON_OFF(cY_LED_H,cLED_OFF);
        }
			else if(TimeCount == 8)
			{
			 	mSelect_HN();
			}
			else if(TimeCount == 9)
			{
				TimeCount = 0;    
            ControllerMode = cNormalMode;
            SetTrafficStatus(cTraffic_V,cAllow);
            SetTrafficStatus(cTraffic_H,cForbidden);
        }
    }
    else if(ControllerMode == cNormalMode)
    {
        if(TrafficStatus_V == cAllow)
        {
            if(Time_V-- == 0)
            {
                SetTrafficStatus(cTraffic_V,cBuffer1);
            }
        }
        else if(TrafficStatus_V == cBuffer1)
        {
            if(Time_V-- == 0)
            {
                SetTrafficStatus(cTraffic_V,cForbidden);
            } 
        }
        else if(TrafficStatus_V == cForbidden)
        {
            if(Time_V-- == 0)
            {
                SetTrafficStatus(cTraffic_V,cBuffer2);
            } 
        }
			else if(TrafficStatus_V == cBuffer2)
			{
			 	 if(Time_V-- == 0)
            {
                SetTrafficStatus(cTraffic_V,cAllow);
            } 
        }
			
        if(TrafficStatus_H == cAllow)
        {
            if(Time_H-- == 0)
            {
                SetTrafficStatus(cTraffic_H,cBuffer1);
            }
        }
        else if(TrafficStatus_H == cBuffer1)
        {
            if(Time_H-- == 0)
            {
                SetTrafficStatus(cTraffic_H,cForbidden);
            } 
        }
        else if(TrafficStatus_H == cForbidden)
        {
            if(Time_H-- == 0)
            {
                SetTrafficStatus(cTraffic_H,cBuffer2);
            } 
        }
			else if(TrafficStatus_H == cBuffer2)
        {
            if(Time_H-- == 0)
            {
                SetTrafficStatus(cTraffic_H,cAllow);
            } 
        }
    }
}