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

A simple Pi Pico based macropad.
MacroPad is an open-source printed circuit board by ShrinathN, from the ShrinathN/MacroPad repository on GitHub. It is a 2-layer board of 99 × 85 mm with 39 parts on 39 nets, routed with 254 tracks and 38 vias.
Its parts include 17 resistors, 12 switches, 3 ICs, 2 diodes and 1 capacitor. It belongs with the keyboards and input boards and the RP2040 boards of this library.
A simple Pi Pico based macropad. Can be assembled with mechanical keyswitches (3 pin and single pin). Can optionally include nRF24L01+ RF module.



| Qty | Value | Footprint | References |
|---|---|---|---|
| 15 | TBD | Resistor_SMD:R_1206_3216Metric | R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15 |
| 12 | mx_switch | Button_Switch_Keyboard:SW_Cherry_MX_1.00u_PCB | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW9, SW10, SW11, SW12 |
| 3 | MountingHole | MountingHole:MountingHole_5mm | H2, H3, H4 |
| 2 | 10kΩ | Resistor_SMD:R_1206_3216Metric | R16, R17 |
| 1 | 1N5819 | Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal | D2 |
| 1 | 22uF | Capacitor_SMD:C_0805_2012Metric | C1 |
| 1 | LED_BAGR | Connector_PinHeader_1.27mm:PinHeader_1x04_P1.27mm_Vertical | D1 |
| 1 | NRF24L01_Breakout | RF_Module:nRF24L01_Breakout | U3 |
| 1 | RaspberryPi_Pico | pi_pico:raspberry_pi_pico | U2 |
| 1 | TP4056_Module | modules:tp4056_module | U1 |
| 1 | battery_connector | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J1 |
It measures 99 × 85 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 ShrinathN/MacroPad repository on GitHub, at the commit this page was made from: the board is Hardware/pcb/macro_pad.kicad_pcb and its schematic Hardware/pcb/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 ShrinathN before reusing the design.

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

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