2 layers237.5 × 102.9 mm
Instruction
jes/scamp-cpu
A homebrew 16-bit CPU with a homebrew Unix-like-ish operating system.
112 parts301Unlicense
Boards using the 74LS161DC
117 boardsBoards in 90 GitHub repositories, designed in KiCad, that use the 74LS161DC by Texas Instruments (0℃~+70℃ 14ns 32MHz 4 4.75V~5.25V 74LS 93mW Asynchronous Binary Counter Programmable divide ratio、Reset function、Cascade counter、Synchronous counting Rising Edge Synchronous - Counters, Dividers). See how each wires it, with its parts, size, README and files; the 74LS161DC’s symbol, footprint and pinout are on its own page.
- 2 layers365.1 × 203.2 mm
DIAG
Nakazoto/CenturionComputer
This is just a simple backup of all the files related to the Centurion that I have stored on my HD. The Wiki itself has far more in-depth information about the Centurion and it's individual cards.
150 parts172 - 2 layers370.8 × 298.5 mm
8 Bit Computer
The-Invent0r/8-bit-Computer-PCB
These are the KiCAD files for my 8-Bit Computer.
323 parts142 - 2 layers134.6 × 208.3 mm
- 2 layers155.2 × 78.6 mm
80ColumnCard
btb/80ColumnCard
An Apple II 80-Column Card. Based on the Videx Videoterm
47 parts43Apache-2.0 - 4 layers170 × 181 mm
- 2 layers
- 2 layers157.5 × 73.9 mm
- 2 layers100.6 × 74.9 mm
Nes discrete mapper 1-1
MouseBiteLabs/NES-Cartridges
A collection of Nintendo Entertainment System (NES) cartridge circuit boards
55 parts25CC-BY-SA-4.0 - 2 layers190.5 × 127 mm
- 2 layers79.8 × 129.5 mm
- 2 layers236.8 × 169.8 mm
TK2000
clemarfolly/Microdigital-TK2000
Reprodução da PCB do TK-2000 da Microdigital, clone do Micro-Professor MPF-II
212 parts17 - 4 layers308 × 225.4 mm
- 2 layers111.8 × 121.9 mm
- 2 layers
- 2 layers99.8 × 53.3 mm
- 2 layers478 × 183 mm
- 2 layers99.7 × 149.9 mm
- 2 layers624.6 × 303.9 mm
SPU2
rraider/Seminarkurs2021
Entwicklung eines turingvollständigen, primitiven Microcontroller in der Software Digital
736 parts7MIT - 2 layers
- 2 layers221.5 × 149.5 mm
ZX1
misterblack1/zenith_zt1
Information gathered on the Zenith ZT-1 / ZT-10 / ZT-11 and ZTX/ZT-x-A variants
140 parts5 - 2 layers177.5 × 161.5 mm
Video circuit
0nonymous/Breadboard-CPU-Computer-System
This project is a fully microcoded 8-bit CPU designed from scratch and implemented using 100+ 74LS-series ICs across 40+ breadboards. CURRENTLY REIMPLEMENTING ON FPGA: https://github.com/0nonymous/fpga-cpu
35 parts4MIT - 2 layers156 × 100.1 mm
VIO MPF v2.0
electrickery/VIO_MPF_I
Extended firmware for the 6845 based video card for the Microprofessor MPF-I(b)
64 parts4 - 2 layers150 × 150 mm
