.export _init, _nmi_int, _irq_int .autoimport .import _init_interrupt_controller .import _init_rtc .code _nmi_int: _irq_int: lda #$6d sta $00 _init: ldx #$ff txs jsr _init_interrupt_controller jsr _init_rtc ; enable interrupt 0 lda #$00 jsr pusha lda #$1 jsr _enable_irq @end: bra @end