PROGRAM AVR LAPORAN MICRO “PROTOTIPE ALARM PARKIR MOBIL DENGAN ULTRASONIC DAN VOLTMETER”

Chip type               : ATmega32

Program type            : Application

AVR Core Clock frequency: 16,000000 MHz

Memory model            : Small

External RAM size       : 0

Data Stack size         : 512

#include <mega32.h>

#include <stdio.h>

#include <delay.h>

// Alphanumeric LCD Module functions

#include <alcd.h>

unsigned int jarak;

unsigned char us1,tam[33];

float data;

// Timer 0 overflow interrupt service routine

interrupt [TIM0_OVF] void timer0_ovf_isr(void)

{

// Reinitialize Timer 0 value

TCNT0=0x98;

// Place your code here

jarak++;

}

#define ADC_VREF_TYPE 0x00

// Read the AD conversion result

unsigned int read_adc(unsigned char adc_input)

{

ADMUX=adc_input | (ADC_VREF_TYPE & 0xff);

// Delay needed for the stabilization of the ADC input voltage

delay_us(10);

// Start the AD conversion

ADCSRA|=0x40;

// Wait for the AD conversion to complete

while ((ADCSRA & 0x10)==0);

ADCSRA|=0x10;

return ADCW;

}

void ultra_sonic1(void)

{

 TCNT0=0x98;

 jarak=0;

 PORTD.0 = 1;

 delay_us(10);

 PORTD.0 = 0;

 while (PIND.1==0) {;};

 TCCR0=0x02;

 while(PIND.1==1 && jarak!=240)    {;};

 TCCR0=0x00;

 us1 = jarak;

 delay_ms(5); 

 if (jarak < 10) {PORTD.2 = 1;}

 else if (jarak < 51) {PORTD.2 = 1; delay_ms(jarak*2);PORTD.2 = 0;}

 else PORTD.2 = 0;

}

void tegangan()

{

data=(float)read_adc(0)*55/1024;

}

// Declare your global variables here

void main(void)

{

bit a=0;

// Declare your local variables here

// Input/Output Ports initialization

// Port A 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

PORTA=0x00;

DDRA=0x00;

// 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=0x80;

DDRB=0x80;

// Port C 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

PORTC=0x80;

DDRC=0x00;

// 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=0x05;

// Timer/Counter 0 initialization

// Clock source: System Clock

// Clock value: 16000,000 kHz

// Mode: Normal top=0xFF

// OC0 output: Disconnected

TCCR0=0x01;

TCNT0=0x98;

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: Off

// INT1: Off

// INT2: Off

MCUCR=0x00;

MCUCSR=0x00;

// Timer(s)/Counter(s) Interrupt(s) initialization

TIMSK=0x01;

// 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 Clock frequency: 1000,000 kHz

// ADC Voltage Reference: AREF pin

ADMUX=ADC_VREF_TYPE & 0xff;

ADCSRA=0x84;

// SPI initialization

// SPI disabled

SPCR=0x00;

// TWI initialization

// TWI disabled

TWCR=0x00;

// Alphanumeric LCD initialization

// Connections specified in the

// Project|Configure|C Compiler|Libraries|Alphanumeric LCD menu:

// RS - PORTB Bit 0

// RD - PORTB Bit 1

// EN - PORTB Bit 2

// D4 - PORTB Bit 3

// D5 - PORTB Bit 4

// D6 - PORTB Bit 5

// D7 - PORTB Bit 6

// Characters/line: 16

lcd_init(16);

// Global enable interrupts

#asm("sei")

while (1)

      {

      // Place your code here

     

      if(PINC.7==0){a++;if(a>1){a=0;}}

     

      if (a==0)

        {

        ultra_sonic1();

        lcd_gotoxy(0,0);

        lcd_putsf("Alarm Parkir    ");

        lcd_gotoxy(0,1);

        sprintf(tam,"Jarak = %d cm ",jarak);

        lcd_puts(tam);

        }

     

      else

        {

        tegangan();

        lcd_gotoxy(0,0);

        lcd_putsf("Tegangan Supply  ");

        lcd_gotoxy(0,1);

        sprintf(tam,"V = %0.1f Volt ",data);

        lcd_puts(tam);

        }

       

      delay_ms(100);

      }

}