Geeky Gadgets 12:45 pm Developers, makers and electronic enthusiasts they would like to be able to easily access or emulate devices using a wide variety of protocols, may be interested in the Protocol Droid created by developer Yesil Otomasyon. Protocol Droid communicates with the host over USB and with other devices using I²C, CAN Bus, RS485, UART, or SPI. “ Or all five at the same time! “Protocol Droid is an interface adapter board designed to help embedded-software developers and enthusiasts test and improve their projects—particularly in situations where they do not yet have appropriate hardware with which to do so. “