2 layers36 × 31.9 mm
Lora adapter
bablokb/pcb-datalogger-lora-adapter
LoRa-Adapter PCB (adds SUR-Connector to Adafruit-Breakout)
7 partsCC-BY-SA-4.0
Interfaces and adapters
7,328 boards- 2 layers37 × 42 mm
- 2 layers26.9 × 40.6 mm
Vga breakout board
barbeque/vga-breakout-board
A simple little VGA port breakout board for use in prototyping
2 parts - 4 layers120 × 75 mm
- 4 layers101.6 × 128.7 mm
- 2 layers160 × 100 mm
RDE board
bartkepl/RDE_board
Resistance DEcade with SCPI, UART, USB, RS485 and ETHERNET in 3U eurocard format
388 partsMIT - 4 layers68 × 29.3 mm
SFP xSPI Bridge
bartkepl/SFP-xSPI_Bridge
Mostek OCTOSPI/QUADSPI/SPI <-> SFP na FPGA Gowin GW1N-9: lacze swiatlowodowe 100 Mbaud 8b/10b z programowym odzyskiem zegara, biblioteka C dla STM32
53 partsMIT - 4 layers56.8 × 100 mm
UCB board
bartkepl/UCB_board
Control board for testing concepts with SCPI, UART, USB, RS485 and ETHERNET in pseudo 3U eurocard format
202 partsMIT - 2 layers53 × 53 mm
- 2 layers59.8 × 35.5 mm
PCB Tutorial
basillx1/mspm0-accelerometer-board
2-layer KiCad board: TI MSPM0 MCU + LIS2DH accelerometer, USB-C, SWD debug
37 partsMIT - 2 layers47.8 × 27.6 mm
- 2 layers20.3 × 30.5 mm
- 4 layers99.5 × 92.3 mm
Brain board
Batterhead221/brain_board
Custom STM32H753 brain board with USB-C power/input selection, 3.3V buck regulation, microSD, CAN, RS-485, FRAM, flash, debug/programming access, and expansion connectors.
131 partsMIT - 4 layers51.6 × 37.8 mm
Port sprite
Batterhead221/port_sprite
Compact USB-C to UART debug/programming interface for embedded hardware projects.
34 parts - 2 layers38 × 38 mm
RS485 hardware
BatteryTesterEngineering/Neware_RS485
Neware BTS4000 series battery cyclers RS485 communication protocol, reverse engineered
21 partsGPL-3.0 - 2 layers22.2 × 0.6 mm
- 2 layers60 × 60 mm
Xum1541
Beaupre-Circuit-Design/c64-xum1541
An OpenCBM compatible interface for the 1541 disk drive that can be used to backup and restore floppies.
28 partsMIT - 2 layers45.4 × 31.7 mm
Rs485-lowpower
belenseptian/RS485LP
RS-485LP is an open-source RS485 converter featuring a custom PCB and optimized PlatformIO firmware. It is designed to minimize power consumption for battery-operated sensors and remote monitoring systems.
17 partsGPL-3.0 - 2 layers80 × 20.3 mm
ESP-01-Programmer
belimawr/ESP-01-Programmer
Schematic and some other information on how to program an ESP-01 with Arduino IDE
9 partsGPL-3.0 - 2 layers50.2 × 52.7 mm
- 4 layers81.5 × 67.8 mm
CR serial
bence98/qcp2232
USB-to-Quad UART with Dual RS-232, Single 5V TTL, Flow Control and 16 GPIOs
99 parts - 6 layers32.8 × 43.7 mm
- 2 layers49.5 × 29.2 mm
- 2 layers69.9 × 38.1 mm
FT-891-Audio Interface
benvonhandorf/FT-891-Audio_Interface
Yaesu FT-891 to headset audio interface
17 parts