Bluetooth Keyboard Mouse Emulator

Use the Cardputer as a wireless keyboard and mouse for your TV, tablet or computer over Bluetooth or USB.

M5Stack CardputerNo solderingAbout 5 minLicense MITSource on GitHub

What you need

Board: M5Stack Cardputer
Parts: Nothing else, the board is enough

Bluetooth Keyboard Mouse Emulator turns the Cardputer into a Bluetooth or USB keyboard and mouse. Type on its keys, move the pointer with the arrow keys and click, which is handy for a smart TV, a media PC on the couch or a tablet. Original project by geo-tp on GitHub, MIT. Chipnik hosts the release binaries unchanged so you can flash them from the browser.

Pair it like any Bluetooth keyboard from the device you want to control.

Firmware files come from the v1.1 release.

After flashing

The board restarts by itself when flashing is done.
If nothing happens, press the RST (EN) button once.

Flashing failed or the board behaves oddly

Versions

1.1.0 added to Chipnik 2026-11-05

Release v1.1 of geo-tp/Bluetooth-Keyboard-Mouse-Emulator, files unchanged. Release notes on GitHub

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Flash it onto M5Stack CardputerFlash it