2 layers112.4 × 74.2 mm
Boards using the 74LVC245AD
121 boardsBoards in 77 GitHub repositories, designed in KiCad, that use the 74LVC245AD by Nexperia (-40℃~+125℃ 1 1.65V~3.6V 2.9ns@3.3V,50pF 24mA 40uA 74LVC 8 Bidirectional Schmitt trigger Tri-State SOIC-20-300mil Buffers, Drivers, Receivers, Transceivers ROHS). See how each wires it, with its parts, size, README and files; the 74LVC245AD’s symbol, footprint and pinout are on its own page.
- 2 layers89.5 × 77.5 mm
Apple2-IO RPi
tjboldt/Apple2-IO-RPi
Apple II expansion card using a Raspberry Pi for I/O
24 parts140MIT - 6 layers304.8 × 243.8 mm
- 2 layers96 × 71.6 mm
A2DVI.v1.6
rallepalaveev/A2DVI
This is based on Clintech Pico Board (CPB) with 48 GPIOs, most 5V tolerant.
112 parts82MIT - 4 layers223.3 × 120.1 mm
ISA FPGA v2
robfinch/Cores
Cores ===== RTF's Cores Use at your own risk. Welcome to my galaxy of cores. Contained in the directories are IP cores, source code for digital circuits.
132 parts78 - 4 layers318.4 × 124.5 mm
- 4 layers102.6 × 107.3 mm
- 2 layers103.9 × 43.5 mm
- 2 layers83.8 × 51 mm
- 4 layers78 × 49 mm
ReAgnus MegAChip
jbilander/ReAgnus-MegAChip
A ReAgnus MegaAChip PCB that takes a Gowin FPGA with embedded PSRAM, a PLCC-84 plug and FET level shifters.
57 parts33CC-BY-SA-4.0 - 2 layers65.5 × 87.3 mm
- 4 layers82.3 × 37.2 mm
RIDE
LIV2/RIDE
To add the A0 Bonus RAM to the system you will need to use the addram command included in the RIDE-Software adf/lha found under Releases.
67 parts17 - 2 layers70 × 55 mm
Internet connected pinball
elipsitz/internet-connected-pinball
Internet connectivity for Williams System 7 pinball machines
11 parts16GPL-3.0 - 2 layers104.1 × 75.6 mm
- 2 layers150 × 38 mm
SVI-3x8-PicoExpander
fitch/SVI-3x8-PicoExpander
SVI-3x8 PicoExpander project is a memory, disk and tape expansion emulator for Spectravideo 318 and 328 which uses a Raspberry Pico 2 W microcontroller board to emulate devices in the expansion bus.
14 parts12 - 4 layers108 × 25.3 mm
64MB SIMM
herzmx/cps3-nos
CPS3 NOS is an alternative to the original SIMMs for CPS3; currently, the available options include clone SIMMs with old-stock FLASH memory and Ultra SIMMs by DS.
39 parts12 - 2 layers236.8 × 129.1 mm
CoCoTANG
lfantoniosi/CoCoTANG
CoCoTANG upgrades the Radio Shack/Tandy Color Computer with a Tang Nano 20K FPGA board and CoCo 3 video and memory features.
127 parts12 - 4 layers40 × 19 mm
- 2 layers107.5 × 75.4 mm
Kim-1-programmable memory
eduardocasino/kim-1-programmable-memory-card
KIM-1 Programmable Memory Board for the MTU Backplane
45 parts11 - 2 layers58.2 × 86.4 mm
- 2 layers86.3 × 106.4 mm
X68KFDPI2
aotta/X68KFDPi2W
X68KFDPi2W - Floppies drive emulator All-In-One for Sharp X68000
31 parts10GPL-3.0 - 2 layers58.2 × 86.4 mm
- 2 layers91.6 × 79.3 mm
- 2 layers55.2 × 71.8 mm
Nabu keyboard usb
thorpej/nabu-keyboard-usb
Adapter to connect to a NABU PC keyboard via USB
20 parts8BSD-2-Clause