; POD ZADNYM POZOREM NIE WPISYWAC ORG 100 LUB ORG 200
; piny przerwan to 3.2 i 3.3
; reset to org0
	org 0
	sjmp st

	org 0x3 ;obsluga przerwania int0
	acall _int0
	reti

	org 0x13 ;obsluga przerwania int1
	acall _int1
	reti

st:	clr ea
	mov counter, #1h
	setb tcon.2
	setb tcon.0
	setb et1
	setb et0
	setb ie.0
	setb ie.2
	setb ea
	mov a,#03h
	mov p1, a
	mov p1, #02h
	mov p0, #0C0h
init:	mov R3, #00Ah
main:	mov DPTR, #TAB

loop:
	sjmp loop

reset_counter:
	mov counter, 1
	ret
	
_int1:
clr a
	mov a, counter
	movc a, @a+DPTR
	mov p1, #01h
	mov p0, a
	clr c
	inc counter
	mov a, counter
	subb a, 10
	jz reset_counter
	ret
	
_int0:
clr a
	mov a, counter
	movc a, @a+DPTR
	mov p1, #01h
	mov p0, a
	clr c
	dec counter
	mov a, counter
	orl a, #0h
	jz reset_counter
	ret

org 200
TAB: DB 0C0h, 0F9h, 0A4h, 0B0h, 99h, 92h, 82h, 0F8h, 80h, 90h
counter equ 0x40
END