ref: 552febffe8a1dcb328ed32c246ceafabe380c7cc
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