The most difference to the original LiquidCrystal library from Arduino is that this library supports printf() functionality. When using PlatformIO and AVR, to support float you must add following line ...

When an air quality display project needed a display, [Inderpreet] looked into small character-based LCDs. [Inderpreet’s] chosen LCD used an I2C interface, which was new to him. Rather than shy away, ...

Read more about the I2C protocol here I2C protocol. The I2C protocol consists of two signal lines: SDA and SCL. The SCL signal is a clock signal generated by the Master, while the SDA signal is used ...