[Inderpreet’s] chosen LCD used an I2C interface, which was new to him. Rather than shy away, [Inderpreet] grabbed his Bus Pirate and dove in! I2C or Inter-Integrated Circuit serial interfaces ...

or other high performance microprocessor via the AMBA 2.0 APB System Interconnect Fabric to an I2C Bus. The I2C is a two-wire bidirectional interface standard (SCL is Clock, SDA is Data) for transfer ...