Sega Megardrive / Sega Genesis emulator based on Gwenesis Emulator for RP2040 based MURMULATOR devboard
Murmulator devboard have MicroSD card slot, PS/2 keyboard input and VGA output
SELECT+START launches ingame menu with frameskip and interleave options.
To get it working you should have an Murmulator (development) board with VGA output. Schematics available here at https://github.com/AlexEkb4ever/MURMULATOR_classical_scheme