Build a Tiny Web Radio with Your Raspberry Pi Pico 2W
A Raspberry Pi Pico 2W has enough power to let you create a very usable web radio when you add a DAC chip and an amplifier.
Use Gestures to Browse a Document on Your Raspberry Pi
Have you found yourself following instructions on a device for repairing equipment or been half-way through a recipe, up to your elbows in grime or ingredients, then needed to turn or scroll down a page? Wouldn’t you rather your Raspberry Pi do the honors?
Buzzer Music: Simple Melodies with the Pi Pico
Use the buzzer to have your MCU play small wake-up melodies, signals, or music to accompany LED animations. The sound might not be a feast for the ears, but it does give your projects a great retro feel.
Temperature and Humidity Sensor Comparison
Any application that collects a large number of measurements is bound to have some anomalous measurements, but good sensor breakouts should not output such values all the time. We tested eight temperature and humidity sensors for accuracy.
Sniffing the Air
Monitor your indoor air quality with an inexpensive CO2 sensor. We look at three candidates to help you find the best solution.