AV Pinout (Sega Mega Drive) Updated Mar 15, 2026 · 1 min read · 0 viewing Previous Hardware Overview (Sega Mega Drive) The Mega Drive circuit is mostly made up of the following chips: 68000 CPU (Motorola MC68000) SRAM f... Next Audio Circuit (Sega Mega Drive) Depending on the version of Mega Drive the audio circuit is slightly different, but the overall desi...