Library for PCF8574 Breakout Board by Testato on ArduinoForum, based on code from Mario H. You can see in the picture I2C_LCD_Breakoutboard.jpg the board compatible with this library. Without solder ...

The interface is C-style pointer to struct passed to functions. To use this you just have to include the .h and .c in the same folder as your code (or for arduino_ex, in the same folder as your ...

The I2C (Inter-Integrated Circuit) bus is a synchronous serial communication protocol that allows multiple electronic components (sensors, displays, memories, etc.) to be connected within the same ...

In case you missed it, the big news is that a minimal Arduino core is up and working on the ESP32. There’s still lots left to do, but the core functionality — GPIO, UART, SPI, I2C, and WiFi — are all ...