Playing Mega Drive music which uses datablock optimization for PCM samples.
Using chips:
315-5124 (SMS/SG-1000 MKIII VDP) for SN76496 audio
YM2608 (OPNA) for YM2612 FM synthesis
MSX Turbo-R PCM for YM2612 PCM DAC
Debug mode is enabled, red flashes are meant to illustrate instant CPU usage during playback. Interruptions on FM playback are intentional, to focus on PCM sample playback.