Sample project using an Android Things board as an I2C master, and some slaves (homemade arduino device / ssd1306...)
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README.md

Android Things I²C fun

I²C communication sample between an Android Things (Raspberry Pi 3) master and multiple slaves.

Blog post: http://nilhcem.com/android-things/chaining-i2c-devices

Arduino sketch

Arduino sketch is located in the arduino folder

Components:

  • DC motor
  • PN2222 transistor
  • 1N4007 diode
  • 220Ω resistor
  • LCD 1602 with PCF8574 I2C adapter
  • SSD1306

Schematic

schematic

License

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.