Program CVAVR ATmega16A – Tampilan LCD Karakter (Dasar)

Skema DI-Smart AVR SystemSkema Rangkaian DI-Smart AVR.16 System

Skema DI-Smart LCD16x2 BoardSkema Rangkaian DI-Smart LCD16X2 Board

#include <mega16.h>

// Alphanumeric LCD Module functions
#include <alcd.h>

#include <delay.h> // Library waktu tunda

// Declare your global variables here

void main(void)
{
// 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=0x00;
DDRB=0x00;

// 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=0x00;
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=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: Off
// INT1: Off
// INT2: Off
MCUCR=0x00;
MCUCSR=0x00;

// 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;

// 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 4
// D5 – PORTB Bit 5
// D6 – PORTB Bit 6
// D7 – PORTB Bit 7
// Characters/line: 16
lcd_init(16); // Inisialisasi LCD dengan 16 kolom

while (1)
{
// Place your code here
lcd_clear(); // Membersihkan layar LCD dan memposisikan cursor pada (0,0)
delay_ms(500); // Waktu tunda 500 ms atau 1/2 detik

lcd_putsf(“Pemrograman LCD”); // Menampilkan ‘strings’ pada baris ke-1
lcd_gotoxy(0,1); // Memposisikan cursor pada (0,1) atau baris ke-2
lcd_putchar(‘1’); // Menampilkan ASCII ‘1’
lcd_putchar(0x32); // Menampilkan ASCII bernilai 0x32 = ‘2’
lcd_putchar(51); // Menampilkan ASCII bernilai 50 = ‘3’
delay_ms(500); // Waktu tunda 500 ms atau 1/2 detik

// Hasil program ini:
// Pemrograman LCD
// 123
// Berkedip
}
}

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