.include "m8515def.inc" .def temp=r16 .def var=r17 rjmp INIT DELAY: ldi r18, 1 ldi r19, 0xFF ldi r20, 0xFF CONT: dec r20 brne CONT dec r19 brne CONT dec r18 brne CONT ret INIT: ldi temp, high(RAMEND) out SPH, temp ldi temp, low(RAMEND) out SPL, temp ; Setting PORTA dan PORTB ldi temp, 0b11111111 out DDRA, temp ldi temp, 0xFF out DDRB, temp loop: ldi temp, 0b10101010 out PORTA, temp ldi temp, 0b11000000 out PORTB, temp rcall DELAY ldi temp, 0b01010101 out PORTA, temp ldi temp, 0b00110000 out PORTB, temp rcall DELAY ldi temp, 0b10101010 out PORTA, temp ldi temp, 0b00001100 out PORTB, temp rcall DELAY ldi temp, 0b01010101 out PORTA, temp ldi temp, 0b00000011 out PORTB, temp rcall DELAY rjmp loop