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google/mozc-devices
Circuit diagrams and firmware source code for Gboard DIY keyboards

Based on HackClub's Hackpad!
Hackpad is an open-source printed circuit board by rydei, from the rydei/MinimaPad repository on GitHub. It is a 2-layer board of 85.5 × 61 mm with 22 parts on 25 nets, routed with 187 tracks and 15 vias.
It is built around the SK6812MINI-E. Its parts include 11 diodes, 7 switches, 1 IC and 1 connector.
Based on HackClub's MacroPad Guide. https://hackpad.hackclub.com/guide
-Images Include Some Screenshots of my work.
-Not Required Folder includes files like uncompiled firmware and project files from kicad.
-Production folder includes everything about the hackpad- its 3d model ,compiled firmware ,pcb with schematic and gerber files.
File Structure:-
-- Images
-- Not Required
-- Production
Schematic:-
PCB Design:-
Case:-
PCB Model:-
BOM:-
-1x XIAO RP2040
-1x EC11 Rotary Encoder
-1x 0.91" 128x32 OLED Display
-4x WS2812B LEDs
-7x 1N4148 DO-35 Diodes
-6x MX-style Switches
-6x DSA Keycaps
-6x M3x5x4 Heatset inserts
-4x M3x16mm SHCS Bolts
-2x M3x12mm SHCS Bolts
Extra Stuff:- i forgot to log my time.(is this the end of world? prolly not)
| Qty | Value | Footprint | References |
|---|---|---|---|
| 7 | 1N914 | Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal | D1, D3, D5, D6, D7, D22, D99 |
| 6 | SW_Push_45deg | Button_Switch_Keyboard:SW_Cherry_MX_1.00u_PCB | SW1, SW2, SW3, SW5, SW6, SW9 |
| 4 | SK6812MINI-E | LED_SMD:LED_WS2812B_PLCC4_5.0x5.0mm_P3.2mm | D2, D8, D9, D10 |
| 1 | Conn_01x04_Pin | Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical | J2 |
| 1 | MOUDLE-SEEEDUINO-XIAO | Xiao_genericmacropad:XIAO-Generic-Hybrid-14P-2.54-21X17.8MM | U1 |
| 1 | RotaryEncoder_Switch | Rotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm | SW4 |
The 20 most common of 22 parts.
It measures 85.5 × 61 mm and has 2 copper layers, 1.6 mm thick.
22 parts, built around the SK6812MINI-E. 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 rydei/MinimaPad repository on GitHub, at the commit this page was made from: the board is MacroPad/Finished Product/PCB/hackpad.kicad_pcb and its schematic MacroPad/Finished Product/PCB/hackpad.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 rydei before reusing the design.

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