Fun RP2040 projects you can start today The Raspberry Pi RP2040 microcontroller has inspired a wave of creative projects, from environmental monitors to laser distance sensors. With its low cost, ...

If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...

LED candles are neat, but they’re very suboptimal for wish-making: you can’t blow them out. Unless you take the circuit from ...