Jailbar Fix (Sega Mega Drive) Updated Mar 15, 2026 · 2 min read · 0 viewing Previous CXA Video Encoder (Sega Mega Drive) The video encoding for generating composite and RGB video data from the VDP chip is the CXA1145 vide... Next Controller Interface (Sega Mega Drive) The Mega Drive controller has two main variants, that act differently. Both have the exact same pins...