Example scripts and useful links for the Heltec WiFi Kit 8
BatteryMeters.ino
Example Battery Gauges - Click to watch demo video:
TinyWifiScanner.ino
A small WiFi scanner and battery meter for the Heltec WiFi Kit 8 - Click to watch demo video:
Use the following guide to setup the arduino environment for the wifi kit 8: https://robotzero.one/heltec-wifi-kit-8/
Simple how to set up for access point mode or station mode: https://lastminuteengineers.com/creating-esp8266-web-server-arduino-ide/