Communication/Serial

The 'must have' IC for TTL/CMOS projects finally has its own breakout board! This is the RS232 converter IC that is capable of running at 3V and co...

This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067. This chip is like a rotary switch - it ...

The SparkFun OpenLog is an open source data logger that works over a simple serial connection and supports microSD cards up to 64GB. The OpenLog ca...

This board allows you to interface with your car's OBD-II bus. It provides you a serial interface using the ELM327 command set and supports all maj...

This board allows you to interface with your car's OBD-II bus. It provides you a serial interface using the ELM327 command set and supports all maj...

The Logomatic v2 takes everything we learned with multiple logging projects over the years and boils it down to an easy to use device, that is now ...

  The uLog is a tiny analog logging device. Central to the logger is an ATtiny24 mated with an AT45DB161D 16Mbit flash IC. Sampling at 50Hz, it’ll ...

  The SPI Shortcut allows you to control SPI pins over USB, allowing for a virtual "SPI Terminal." Using basic serial commands you can access any S...