Thinking about buying Flipper Zero accessories? These picks explain what each add-on does, where it helps, and where the ...

Using a single microcontroller port to drive a multi-digit LED display to help engineers with those last-minute design ...

We are all familiar enough by now with the succession of boards that have come from Raspberry Pi in Cambridge over the years, ...

A knob can make a surprisingly versatile interface, particularly if it’s the SmartKnob, which builds a knob around a BLDC ...

Additional circuitry required. One Diode (I use 1n4004) - pole/cathode at tx pin other at rx pin. 4k7 Ohm resistor between rx and 5V (3.3V also works). Same at the other microcontroller but you don't ...