应用设计中，用一条I2C总线驱动多个I2C设备师很常见，实施也很简单，本项目将连接以下I2C设备： 1x16×2 I2C LCD显示屏，地址0x27 1x 128×32 I2C OLED显示屏，地址0x3C 2x PCF8574 I2C Io扩展器，地址0x20、0x21 上述组件可使用以下库文件，通过Arduino Uno控制： LiquidCrystal_I2C.h，控制LCD屏； ...

This articles describes how you can use I2C (TWI) communication, Arduino and temperature sensors to measure 3 different temperatures. It can be very ...

[Johngineer] found himself in need of an I2C sniffer, but didn’t have one available. Necessity is the mother of invention, so he put together this I2C sniffer sketch for Arduino. The arduino … ...