ref: 22859c4bb70dba17994c9b47b07f657ea082875d dir: /audio/sfx/press_ab_3.asm/
SFX_Press_AB_3_Ch5: duty_cycle 2 square_note 0, 9, 1, 1984 square_note 0, 8, 1, 2000 square_note 0, 9, 1, 1984 square_note 12, 10, 1, 2000 sound_ret