Driver for fast 8 channel 24bit ADC converter from TI

• easy to port
• light weight
• full features
• easy to use

Works for arduino framework on ESP32 and ESP8266, reading

• single raw values
• raw values in bulk
• swipe across channels

Examples directory shows how to use it. The post_influx and post_influx_ntc example are ESP8266 only due to web server (should be easy to port to ESP32)

• make it a lib for arduino and platformio,

GPL V2

Inspired by work on github form Matt Bilsky (mbilsky), Axel Sepúlveda (chepo92) and Adien Akhmad (adienakhmad)

(c) Joachim Banzhaf (joba-1), 2022