6 layers313 × 259.5 mm

Open8-vga motherboard
adham404/Open8-VGA
An 8-bit computer from 74HC logic: microcoded CPU, VGA, PS/2, on-board editor and assembler. Play it in your browser.
322 parts3MIT
Boards in 2 GitHub repositories, designed in KiCad, that use the CD74HC163E by Texas Instruments (-55℃~+125℃ 1 24MHz 2V~6V 4 74HC Divide-by-2 Falling Edge Reset function、Cascade counter、Synchronous counting Synchronous Synchronous PDIP-16 Counters, Dividers ROHS). See how each wires it, with its parts, size, README and files; the CD74HC163E’s symbol, footprint and pinout are on its own page.

adham404/Open8-VGA
An 8-bit computer from 74HC logic: microcoded CPU, VGA, PS/2, on-board editor and assembler. Play it in your browser.

Robert-Riordan-UCD/8_Bit_CPU_PCB
PCB version of Ben Eaters 8-bit breadboard computer