Serial Communication

Contributors: jimblom
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Resources and Going Further

With this shiny, new knowledge of serial communication, there are loads of new concepts, projects, and technologies to explore.

Would you like to learn more about other communication standards? Maybe something synchronous? Check out the following communication protocols.

Serial Peripheral Interface (SPI)

SPI is commonly used to connect microcontrollers to peripherals such as sensors, shift registers, and SD cards.


An introduction to I2C, one of the main embedded communications protocols in use today.

AST-CAN485 Hookup Guide

The AST CAN485 is a miniature Arduino in the compact form factor of the ProMini. In addition to all the usual features it has on-board CAN and RS485 ports enabling quick and easy interfacing to a multitude of industrial devices.

Many technologies make heavy use of serial communication:

Or maybe you'd like to see serial in action?