I built a tiny wifi module out of an ESP32, though I haven’t tested it yet.
Have you tested it yet?
Wow! Nice! Do you have any schematics/layouts or basicaly anything more specific that would help us for learning purposes?
Here’s the PCB on OSH Park: OSH Park ~
Here’s the schematic:
Essentially it just bridges together TX, RX, GND, and 3V3. There’s another set holes in the bottom which allow you to attach a programmer to flash the ESP-32.