ref: e18e5d50b5e154c1a7c94a2a1f39a3a99daa689a 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