Reply To: OSSC to display Sega System 24 medium resolution arcade PCB

[Harrumph]

Oh I didn’t realise that was the default. Probably the samplerate doesn’t need to be changed, just increase h.active to 512 to achieve 1024×768.
Edit: and if he wants to try 1280×800 like i wrote above, he needs to increase h.samplerate to 780-800.