Using a Digistump compatible Arduino board to mute and unmute the microphone in Skype for Business (Windows+F4)
Intended to run on a Digistump compatible Arduino board
Board manager URL: http://digistump.com/package_digistump_index.json
Details on the library functions: https://github.com/digistump/DigistumpArduino/blob/master/digistump-avr/libraries/DigisparkKeyboard/DigiKeyboard.h
Details on the "keys" of the USB keyboard (10 Keyboard/Keypad Page (0x07)): https://usb.org/sites/default/files/hut1_22.pdf
Protoype (red button for Sykpe, blue button something else).