qmk-firmware/keyboards/jj4x4/README.md

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# jj4x4
![jj4x4](https://cdn.shopify.com/s/files/1/2711/4238/products/JJ4x4case-1_1024x1024.jpg?v=1532325339)
A 4x4 keypad kit made and KPRepublic on AliExpress. This is a chopped off version of the jj40 with rearranged keys.
* Keyboard Maintainer: [QMK Community](https://github.com/qmk)
* Hardware Supported: Atmega32A
* Hardware Availability: [AliExpress](https://www.aliexpress.com/item/jj4x4-jj4X4-16-keys-Custom-Mechanical-Keyboard-PCB-programmed-numpad-layouts-bface-firmware-with-rgb-bottom/32901955446.html)
Make example for this keyboard (after setting up your build environment):
make jj4x4:default
Flashing example for this keyboard ([after setting up the bootloadHID flashing environment](https://docs.qmk.fm/#/flashing_bootloadhid))
make jj4x4:default:flash
**Reset Key**:
Hold down the key located at *K12*, commonly programmed as *8* while plugging in the keyboard USB cable.
Key *K12* is in the above picture:
Row 2 from the top, Column 2 from the left, see the schematic below:
```
,-----------------------.
| | | | |
|-----`-----`-----`-----|
| | K12 | | |
|-----`-----`-----`-----|
| | | | |
|-----`-----`-----`-----|
| | | | |
`-----`-----`-----`-----'
```
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).