# Rubi
[Proto Album](https://imgur.com/a/QVtU7hV)
A 4x5 layout numpad with rotary encoder, LED indicator and OLED screen, featuring a basic calculator inside the OLED screen. The PCB supports both hotswap and solderable switch. Currently the PCB and case can only be purchased in Indonesia.
* Keyboard Maintainer: [ohchiko](https://github.com/ohchiko)
* Hardware Supported: Rubi PCB Rev. A, ATMega32u4
* Hardware Availability: Local Indonesia GB.
Make example for this keyboard (after setting up your build environment):
make rubi:default
Flashing example for this keyboard:
make rubi:default:flash
To put this keyboard into bootloader mode (for flashing firmware), simply activate layer 3 and press the middle key (key "5" on the proto picture) on the default keymap.
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).