ref: 6f7337bbb1a65e95ad59d3a738c47faf1e96027a dir: /audio/sfx/59_1.asm/
SFX_59_1_Ch5: duty_cycle 2 square_note 4, 15, 1, 1920 sound_ret SFX_59_1_Ch6: duty_cycle 2 square_note 1, 0, 8, 0 square_note 4, 10, 1, 1889 sound_ret