Wiokey
sago35·tinygo-keyboard·kicad/wiokey/wiokey/wiokey.kicad_pcb
About the Wiokey PCB
Wiokey is an open source PCB design by sago35, published on GitHub under the MIT license. It is a 2-layer board measuring 126 × 57 mm, with 14 components from 4 distinct parts.
Other key parts include the Wio Terminal and WT Header. By type, the board carries 6 switches, 6 diodes and 2 ICs.
It belongs with the keyboards designs in this gallery.
From the project
USB HID keyboard firmware for tinygo
key input squared matrix scan matrix scan duplex-matrix scan rotary encoder GPIO UART Shifter (tinygo.org/x/drivers/shifter) layer feature by mod key mouse click / mouse wheel support TRRS (UART) support Vial Keymap Layers (MO(x), TO(x)) Matrix testers Macros Mod-Tap Modifier Keys * Combos
The following microcontrollers are supported.
Create Your Own Keyboard with sago35/tinygo-keyboard (dev.to) 自作キーボードをTinyGoで作る (Qiita, Japanese)

Main components on the Wiokey
Wiokey bill of materials (BOM)
14 components, 4 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Wio Terminal | wio_terminal | U1 |
| 1 | WT Header | wio_terminal_header_2x20x2 | U2 |
| 6 | SW_PUSH | CherryMX_ChocV2_1u | SW1, SW2, SW3, SW4, SW5, SW6 |
| 6 | 1N4148 | D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2, D3, D4, D5, D6 |
Wiokey design files
The KiCad project lives in the sago35/tinygo-keyboard repository on GitHub; these links point at the commit this page was built from.
Wiokey: common questions
How big is the Wiokey PCB?
The Wiokey measures 126 × 57 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Wiokey?
14 components, from 4 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Wiokey design files?
From the sago35/tinygo-keyboard repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Wiokey design in my own project?
Yes, under the terms of its MIT license, which sago35 chose for the repository.
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