MiSTer FPGA Forum

I was only using the Genesis core before, that worked fine. Only just got the Mister hardware. Thanks again for the suggestions, played some Discworld tonight and had a blast.

if you get no BIOS boot up(no image and no sound, but OSD works) with 1001 BIOS you either have no sdram(1 module, any size) or the bios is at the wrong spot. If you can't get it to work, please post a screenshot of the bios in the folder. Here is what i use: 2022-04-27 06_53_00-Window.png I have a digital IO board and swapped the sdram module int...

Sounds like you either don't have the BIOS in "/games/PSX/cd_bios.rom" or you don't have the latest MiSTer binary. Run the updater and then place the appropriate bios file into the PSX games folder and rename it to cd_bios.rom Thanks for the reply. I've done this and still no luck. I've tried both cd_bios.rom and boot.rom as the filename...

Yes, from here. That's the link i've seen in the two guides I've watched, is there a better place?

I'm getting the "ED" error message when booting up the core. On the Github docs ED is listed as "CPU Data/Bus request timeout". I've tried different builds, different PSX bios files and even a different SD card installation with no luck. Anyone had this and figured out what it was/how to fix? Apologies if this has been answered ...