Proton-C

IN STOCK! Brought to you by the QMK Collaborators, this is the new and improved external controller that you didn’t know you needed. The Proton C is a drop-in replacement for a Pro-Micro and so much more. The incomparable qualities of the original: 32-bit Cortex-M4 Processor USB-C Port that won’t break off easily PWM on every exposed pin A break-away section with extra pins and a place to mount a speaker RESET button with a sane bootloader And some new features for Rev 2: Clear solder mask on both sides Speaker pads on both sides You can now connect one side of the speaker to GND to gain an additional I/O pin Add Audio To Your Build The Proton C comes with speaker pads, so you can add Audio to any build. Just solder in a Mallory Sonalert AST1109MLTRQ and you’re setup for auditory feedback. Play a sound for layer changes, use Music Mode to turn your keyboard into a piano, enable Audio Click, or just use it as a delightful little soundboard. The audio setup will give you all new way