This is what my prototype looks like, hooked up to a "naked" ZX81 version 3 board. All resting on top of a Sony PVR monitor.
A project log for OpenSpand ZX81 expansion
OpenSpand is a ZX81 expansion cartridge based on an RP2350B chip. Like a ZXpand+ with extended functionality.
This is what my prototype looks like, hooked up to a "naked" ZX81 version 3 board. All resting on top of a Sony PVR monitor.
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