Brook from BrookAccessory.com has just released an updated firmware for their PS3/PS4 to Mega Drive/PC Engine Super Converter Adding the much needed 6 button controller support for the PCE and SuperGrafx.
A demo video of the new firmware is below and it’s available from their download section at: https://www.brookaccessory.com/download/
BROOK Switch Pro/Xbox One/PS3/PS4/PS5 to PS Classic/PS2 Super Converter
(749)Compatible with gamepads and joysticks. Auto-register controllers. Optimal button mapping. Vibration support. Each Brook Super Converter can only handle one controller at a time. Please check the compatibility of the product at the brook official web... read more
(as of May 18, 2022 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
Old Skool TurboGrafx 16 & PC ENGINE CONTROLLER
(46)Full turbo functionality Includes PC Engine adapter Compatible with Turbo Grafx 16 Compatible with PC Engine Compatible with the Multitap
(as of May 18, 2022 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)