RetroPie, as would I, so I downloaded that and set it writing to the SD card whilst we finished the build. You also need a power supply, and one of the official 2.5A power supplies is recommended.
hdmi_force_hotplug=1' in the config file fixed it. Right, it's booted, time to run the script to install the Pimoroni settings.
Update:I have now fitted standard arcade buttons with microswitches, and designed a USB Aracde Controller and fitted it to my Picade.
my Tindie store, with or without an extension that adds 64 more individual key inputs mapped as most of the keys on the keyboard, for those really massive arcade controller builds.
If you want to support this blog, you can donate via Patreon or Paypal, or buy something from my store.