ref: 7b02d57a8c0f1dd86d923951b0379335471d92a2
dir: /interrupts.asm/
; Game Boy hardware interrupts SECTION "vblank",ROM0[$40] jp VBlank SECTION "lcd",ROM0[$48] jp LCD SECTION "timer",ROM0[$50] jp Timer SECTION "serial",ROM0[$58] jp Serial SECTION "joypad",ROM0[$60] jp JoypadInt