Rabu, 09 Januari 2013

contoh program interrupts pada traffic light menggunakan atmega 8535 dengan code vision AVR



/*****************************************************
This program was produced by the
CodeWizardAVR V2.05.0 Evaluation
Automatic Program Generator
© Copyright 1998-2010 Pavel Haiduc, HP InfoTech s.r.l.
http://www.hpinfotech.com

Project :
Version :
Date    : 08/01/2013
Author  : Freeware, for evaluation and non-commercial use only
Company :
Comments:


Chip type               : ATmega8535
Program type            : Application
AVR Core Clock frequency: 4,000000 MHz
Memory model            : Small
External RAM size       : 0
Data Stack size         : 128
*****************************************************/

#include <mega8535.h>
#include <delay.h>

// External Interrupt 0 service routine
interrupt [EXT_INT0] void ext_int0_isr(void)
{
PORTA.0=1;
PORTA.3=1;
PORTA.6=1;
PORTA.1=0;
PORTA.2=0;
PORTA.7=0;
PORTA.5=0;
PORTA.4=0;
PORTC.0=0;
delay_ms(1000);
}
// Place your code here



// Declare your global variables here
interrupt [EXT_INT1] void ext_int1_isr(void)
{
PORTA.0=0;
PORTA.3=0;
PORTA.6=0;
PORTA.1=0;
PORTA.2=1;
PORTA.7=0;
PORTA.5=1;
PORTA.4=0;
PORTC.0=1;
delay_ms(1000);
}

void main(void)
{
// Declare your local variables here

// Input/Output Ports initialization
// Port A initialization
// Func7=Out Func6=Out Func5=Out Func4=Out Func3=Out Func2=Out Func1=Out Func0=Out
// State7=0 State6=0 State5=0 State4=0 State3=0 State2=0 State1=0 State0=0
PORTA=0x00;
DDRA=0xFF;

// Port B initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T
PORTB=0x00;
DDRB=0x00;

// Port C initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=Out Func0=Out
// State7=T State6=T State5=T State4=T State3=T State2=T State1=0 State0=0
PORTC=0x00;
DDRC=0x03;

// Port D initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T
PORTD=0x00;
DDRD=0x00;

// Timer/Counter 0 initialization
// Clock source: System Clock
// Clock value: Timer 0 Stopped
// Mode: Normal top=0xFF
// OC0 output: Disconnected
TCCR0=0x00;
TCNT0=0x00;
OCR0=0x00;

// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: Timer1 Stopped
// Mode: Normal top=0xFFFF
// OC1A output: Discon.
// OC1B output: Discon.
// Noise Canceler: Off
// Input Capture on Falling Edge
// Timer1 Overflow Interrupt: Off
// Input Capture Interrupt: Off
// Compare A Match Interrupt: Off
// Compare B Match Interrupt: Off
TCCR1A=0x00;
TCCR1B=0x00;
TCNT1H=0x00;
TCNT1L=0x00;
ICR1H=0x00;
ICR1L=0x00;
OCR1AH=0x00;
OCR1AL=0x00;
OCR1BH=0x00;
OCR1BL=0x00;

// Timer/Counter 2 initialization
// Clock source: System Clock
// Clock value: Timer2 Stopped
// Mode: Normal top=0xFF
// OC2 output: Disconnected
ASSR=0x00;
TCCR2=0x00;
TCNT2=0x00;
OCR2=0x00;

// External Interrupt(s) initialization
// INT0: On
// INT0 Mode: Low level
// INT1: Off
// INT2: Off
GICR|=0xC0;
MCUCR=0x00;
MCUCSR=0x00;
GIFR=0xC0;

// Timer(s)/Counter(s) Interrupt(s) initialization
TIMSK=0x00;

// USART initialization
// USART disabled
UCSRB=0x00;

// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
ACSR=0x80;
SFIOR=0x00;

// ADC initialization
// ADC disabled
ADCSRA=0x00;

// SPI initialization
// SPI disabled
SPCR=0x00;

// TWI initialization
// TWI disabled
TWCR=0x00;

// Global enable interrupts
#asm("sei")

while (1)
      {
      // Place your code here
        PORTA.0=0;
        PORTA.3=1;
        PORTC.0=0;
        PORTA.1=0;
        PORTA.2=1;
        PORTA.4=0;
        PORTA.5=0;
        PORTA.6=1;
        PORTA.7=0;
        delay_ms(1000);  
       
        PORTA.2=0;
        PORTA.6=1;
        PORTA.3=1;
        PORTC.0=0;
        PORTA.1=1;
        PORTA.0=0;
        PORTA.4=0;
        PORTA.5=0;
        PORTA.7=0;
        delay_ms(1000); 
       
        PORTA.2=0;
        PORTA.6=1;
        PORTA.3=0;
        PORTC.0=0;
        PORTA.1=0;
        PORTA.0=1;
        PORTA.4=0;
        PORTA.5=1;
        PORTA.7=0;
        delay_ms(1000); 
       
        PORTA.2=0;
        PORTA.6=1;
        PORTA.3=0;
        PORTC.0=0;
        PORTA.1=0;
        PORTA.0=1;
        PORTA.4=1;
        PORTA.5=0;
        PORTA.7=0;
        delay_ms(1000);
       
        PORTA.2=0;
        PORTA.6=0;
        PORTA.3=1;
        PORTC.0=1;
        PORTA.1=0;
        PORTA.0=1;
        PORTA.4=0;
        PORTA.5=0;
        PORTA.7=0;
        delay_ms(1000);
      }
}

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