Physical Computing on CHIP

CHIP IO Library:

• https://bbs.nextthing.co/t/chip-io-library-for-interfacing-with-all-the-things/3133
• https://github.com/xtacocorex/CHIP_IO

Adafruit Pure IO:

• https://bbs.nextthing.co/t/adafruit-gpio-library-for-chip/2696/56