ref: a3b6d69efc96f41f82a5b9c5dbe4eff3c9f84118 dir: /audio/sfx/intro_hop.asm/
SFX_Intro_Hop_Ch5: duty_cycle 2 pitch_sweep 2, 6 square_note 12, 12, 2, 1664 pitch_sweep 0, 8 sound_ret