MicroMod ESP32 Processor Board Hookup Guide
Alex the Giant, Ell C 
Software Setup and Programming
To get started with the MicroMod ESP32 Processor Board, you'll need to install the ESP32 Board Definition. Open the Arduino IDE (must be v1.8.13 or later) and navigate to File->Preferences, like so:
In the "Additional Board Manager URL" box, make sure you have the following json file included. If you do not have it, add it to your preferences.
language:c
https://raw.githubusercontent.com/sparkfun/Arduino_Boards/main/IDE_Board_Manager/package_sparkfun_index.json
If you have more than one json file, you can click on the button outlined in red and add the json link at the end. It'll look something like the following:
Once you've got your preferences updated, go to Tools -> Board and select the Boards Manager like so:
Search for "ESP32", and you should find the SparkFun ESP32 Boards board package. Make sure the latest version is selected and click Install.
Once the board definitions have been installed, you should see the SparkFun ESP32 MicroMod Board under your Tools -> Board -> SparkFun ESP32 Arduino menu.
Voila! You're ready to rock your ESP32 MicroMod Processor Board!