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； ...

[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 … ...

The Alphanumeric LCD for Arduino will be our first circuit: using only one component, and of course the LCD, we can povide our Arduino board with at least a 16×2 alphanumeric LCD display that we will ...

Step-by-step guide on designing and programming a custom I2C slave sensor device using Arduino. Who Won and Lost in Trump’s Tax Bill Scientists tracking ‘interstellar’ object that has come ...