.include "m16def.inc"

ldi r16, low(RAMEND)
out SPL, r16
ldi r16, high(RAMEND)
out SPH, r16

ldi r16, 0xff
out DDRB, r16
ldi r16, 0x00
out PORTB, r16

ldi r16, 0x00
out DDRC, r16
ldi r16, 0xff
out PORTC, r16

reset:
	ldi r17, 3 << 3
	out PORTB, r17

sdvigL:
	sbis PINC, 0
	rjmp PC-1
	rcall delay
	sbis PINC, 0
	rcall reset
	sbis PINC, 7
	rcall reset
	lsl r17
	out PORTB, r17
	cpi r17, 192
	brne sdvigL
	rcall delay
	sbic PINC, 7
	rcall reset
	rcall sdvigR

sdvigR:
	sbis PINC, 7
	rjmp PC-1
	rcall delay
	sbis PINC, 0
	rcall reset
	sbis PINC, 7
	rcall reset
	lsr r17
	out PORTB, r17
	cpi r17, 3
	brne sdvigR
	rcall delay
	sbic PINC, 0
	rcall reset
	rcall sdvigL










delay:
	ldi  R20, 0x14
WGLOOP0:
	ldi  R18, 0xC6
WGLOOP1:
	ldi  R19, 0xC9
WGLOOP2:
	dec  R19
	brne WGLOOP2
	dec  R18
	brne WGLOOP1
	dec  R20
	brne WGLOOP0
	ret