land-boards.comThe FPGA size is a bit bigger after pushbutton processing is added.
Still pretty small. The ROM size could be dropped in half since the IOP16 code is under 1K words.
Resources With Pushbutton Processing
A project log for 8 Bit Computer Front Panel
VHDL code for I2C Control of Front Panel with 32 pushbuttons and 32 LEDs
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