
OSO SWAT B1
joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch

Macro pad framework
Macro pad is an open-source printed circuit board by francus11, from the francus11/EasyK repository on GitHub. It is a 2-layer board of 82.3 × 106.8 mm with 39 parts on 31 nets, routed with 159 tracks and 0 vias.
Its parts include 17 switches, 16 diodes and 2 ICs. It belongs with the keyboards and input boards of this library.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 16 | D | Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15, D16 |
| 16 | SW_Push | PCM_Switch_Keyboard_Cherry_MX:SW_Cherry_MX_PCB | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW9, SW10, SW11, SW12, SW13, SW14, SW15, SW16 |
| 1 | RotaryEncoder_Switch | Rotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm | SW17 |
| 1 | XIAO-SAMD21-DIP | Seeed Studio XIAO Series Library:XIAO-SAMD21-DIP | U1 |
| 1 | ~ | Downloads:SSD1306-0.91-OLED-4pin-128x32 | U2 |
The 35 most common of 39 parts.

joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch

rusefi/rusefi
rusefi - GPL internal combustion engine control unit

hackclub/OnBoard
💡 Join 1,000 teenagers and make your first PCB with a $100 grant!

ataradov/usb-sniffer-lite
A simple USB sniffer based on Raspberry Pi RP2040

windowsair/wireless-esp8266-dap
CMSIS-DAP compatible wireless debugger for ESP8266/ESP32/ESP32C3/ESP32S3. Optional 40MHz SPI acceleration, etc. 适配多种ESP芯片的无线调试器


lachlanA/eagle-to-kicad
Eagle SCH/LIB to KiCad SCH/LIB ULP conversion script

It measures 82.3 × 106.8 mm and has 2 copper layers, 1.6 mm thick.
39 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the francus11/EasyK repository on GitHub, at the commit this page was made from: the board is cad/PCB/macro_pad/macro_pad.kicad_pcb and its schematic cad/PCB/macro_pad/macro_pad.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask francus11 before reusing the design.