Not exactly schematics, but [Duckman] has some Arduino pinout diagrams he made using ASCII-art. These could be useful when pasted into source code as comments, documenting the pinouts for your ...

Eagle Cad Library for Arduino Mini and Nano. Contribute to cyberlink1/Arduino-Eagle-Cad-Library development by ... It gives you a single part that can be placed on a schematic/board so you can simply ...

In the Arduino schematic, for some reason pin 2 on the NINA-W102 is labeled "GPIO34". At first I thought I was mistaken, and that pin 2 on the Arduino schematic really is GPIO34 on the NINA, but that ...

Circuit Diagram for Sound Sensor Module. The schematic diagram for the Sound Sensor module is shown below. The schematic itself is very simple and needs a handful of generic components to build. If ...