YOU’LL NEED
• 2x Pi Pico or Pico W
• Android or Apple phone/tablet
• 2x half-size breadboards or one large
• A 100 Ohm resistor (brown-black-brown-gold)
• Handful of M2M jumper wires
• Code: tinyurl.com/APC534pico
Oscilloscopes are expensive and largely reserved for makers or electronics engineers who need to understand what a circuit is doing. We can’t make our own, simple oscilloscope and logic analyser with a $8 Raspberry Pi Pico, right? It turns out that with a Raspberry Pi Pico, some software called Scoppy and an old Android phone, we can do just that.
For the low, low price, we can’t expect the earth. This won’t rival an expensive setup, but for most of us, it is enough to understand and get to grips with the equipment before we open up our wallet.
In this tutorial, we learn how to
