BasicsbeginnerArduino Uno
[2× Pico W] Digital GPIO Mirror
Simplest possible cross-board test. Pico A toggles GP15 every 500 ms; Pico B reads GP15 as a digital input and mirrors its state to its built-in LED. Watch each Pico's Serial Monitor to confirm the wire is alive.
What you'll simulate
- ✓Real Arduino Uno emulation — cycle-accurate, no hardware needed
- ✓Interactive simulation canvas
- ✓Serial Monitor included — see output in real time