lab3v0.1

    .org 0000
    jmp START
    .org INT0addr
    jmp INT0_our
    .org INT1addr
    jmp INT1_OUR

    .equ TIME_MEM = $100
    .def multi = r20

START:
    ldi r16,HIGH(RAMEND)
    out SPH,r16
    ldi r16,LOW(RAMEND)
    out SPL,r16
    call INIT
    call RESET
    call KLAR


RESET:
    ldi r16, $00
    ldi XH, high(SEC_EN)
    ldi XL, LOW(SEC_EN)
    st X+, r16
    st X+, r16
    st X+, r16
    st X+, r16
    ldi multi, $3
    ret

;----------------------------------INTERRUPTS----------------------------------;
INT0_OUR: ;klocka

    reti

INT1_OUR: ;lcd timer
    out PORTB, multi
    dec multi
    sbrc multi, 2
    ldi multi, $3
    reti


;----------------------------------HELP----------------------------------;
INIT:
    ldi r16,$7F ; 0111 1111
    out DDRA,r16
    ldi r16,$03
    out DDRB,r16

ENABLE_INTERUPTION:
    ldi r16,(1<<INT0)|(1<<INT1)
    out GICR,r16
    ldi r16, (1<<ISC01)|(1<<ISC00)|(1<<ISC11)|(1<<ISC10)
    out MCUCR,r16
    sei
    ret

KLAR:
    call INT1_OUR
    rjmp KLAR

;----------------------------------DATA----------------------------------;
.org 180
TABELL: .db $60,$5B,$73,$65,$37,$3F,$62,$7F,$77, $00


.dseg

TIME:   .byte   4

    SEC_EN: .byte 1
    SEC_TIO: .byte 1
    MIN_EN: .byte 1
    MIN_TIO: .byte 1