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

This is a macro pad with 16 keys , 0.91 inch oled and rgb
Arc-16 is an open-source printed circuit board by Sameer-Kulhari, from the Sameer-Kulhari/Arc-16 repository on GitHub. It is a 2-layer board of 100 × 100 mm with 43 parts on 39 nets, routed with 395 tracks and 60 vias.
It is built around the SK6812MINI-E. Its parts include 25 diodes, 16 switches, 1 IC and 1 connector. It belongs with the lEDs and displays and keyboards and input boards and the RP2040 boards of this library.
Arc-16 is a macro-pad with 16 keys,oled and rgb for aesthetics and look ,with a custom cool looking 3d case and working on kmk firmware .
It has two parts top and bottom which can be assembled using M3 screws and heatsets.The design is made in Onshape.
<img src=CAD/Images/Full.png alt="Schematic" width="500"/>
<img src=CAD/Images/Bottom.png alt="Schematic" width="500"/>
This pcb is made in kicad.
<img src=PCB/images/3d_front.png alt="Schematic" width="500"/>
<img src=PCB/images/Schematic.png alt="Schematic" width="500"/>
Here is a list of materials required to make the Arc-16
| Qty | Value | Footprint | References |
|---|---|---|---|
| 16 | 1N4148 | Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal | D1, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15, D16, D17 |
| 16 | SW_Push | Library:SW_Cherry_MX_1.00u_PCB_With_3d | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW9, SW10, SW11, SW12, SW13, SW14, SW15, SW16 |
| 9 | SK6812MINI | SK6812 mini-e:SK6812-MINI-E | D2, D18, D19, D20, D21, D22, D23, D24, D25 |
| 1 | Oled | oled_0.91:PinHeader_1x04_P2.54mm_Vertical | J1 |
| 1 | XIAO-RP2040-DIP | xiao:XIAO-RP2040-DIP | U1 |
It measures 100 × 100 mm and has 2 copper layers, 1.6 mm thick.
43 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 Sameer-Kulhari/Arc-16 repository on GitHub, at the commit this page was made from: the board is PCB/Kicad.kicad_pcb and its schematic PCB/Kicad.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 Sameer-Kulhari before reusing the design.

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

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