The same goes for the reset button, which is nice when working ... That one is a full Arduino, but the circuit board has no substrate.

Aside from building circuits, Tinkercad also lets you paste the code for the Arduino and simulate the sketch to see whether ...

the idea is that he can still use the Arduino to reprogram the NVRAM chip when he wants to play around with the sound. We’ve covered some pretty fancy circuit bent instruments here in the past ...