Gumstix MitySOM-335x Development Kit

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Complete Package for the Gumstix MitySOM-335x Dev Board

The Gumstix MitySOM-335x Development Kit bundles the Gumstix MitySOM-335x Development Board with the essential accessories.

The development board has the I/O needed to get your integrated system or multimedia mini-PC running with Critical Link's MitySOM​-335x processor board​s​. Designed by Gumstix in Geppetto

Gumstix MitySOM-335x Development Kit Ethernet

The Gumstix MitySOM-335x Development Kit

This bundle includes:

The Gumstix MitySOM-335x Development Board

This multi-functional development board breaks out the Critical Link MitySOM-335x family of COMs for development. Test your MitySOM project or explore the COM's features with this Linux-ready multimedia platform.


The MitySOM-335x Devprovides the following headers for breaking out the features of the MitySOM-335x:

  • SPI header
  • UART Header
  • I2C Header
  • 20-pin GPIO Header

In addition, it contains:

  • Audio Codec + built-in left and right speakers.
  • MicroSD card slot for Booting AM335x
  • HDMI port for Audio/Display
  • Gigabit Ethernet for network connectivity
  • Dual USB Type-A ports for expandability

Customize Your Board

Customize the MitySOM-335x Dev Board to your project's specific needs in Geppetto D2O. Add functionality or remove unused components with the ease of a drag-and-drop interface.

Customize Your Kernel

To get started customizing the Yocto image for this board or any Geppetto-created expansion board based on the Critical-Link MitySOM-335x platform, follow the instructions for building a Gumstix Pepper board from our Yocto-Manifest Github repository.

Updated kernel patches for this board can be found here.

Critical Link MitySOM-335x COM not included

Purchase from Critical Link

Included Components
USB Cable (micro-B to standard-A)

USB Cable (micro-B to standard-A)

Critical Link MitySOM Development Board

Development board for MitySOM SODIMM module

5V, 3.5A Power Adapter

5V power adapter at 3.5A for use in North America.

MitySOM-335x Development microSD

Bootable microSD card for the MitySOM-335x Development Kit


10/100/1000 Base-T

Storage Expansion

via microSD Card Slot

USB Device

Micro B USB Plug

Key Components
microSD Card Slot

An onboard card-slot for system storage expansion using microSD cards.


MitySOM SO-DIMM Connector

Connector (Power Jack Medium)

PJ-018H-SMT, medium size (1.65mm), fits EIAJ-2 plug

Magnetic Speaker SMT 0.7W



Connect to an RS232 serial terminal over USB with the FTDI FT232RQ interface

Texas Instruments TFP410 DVI Controller

A compact 64-pin TQFP, PanelBus package providing a reliable, low-current, low-noise, high-speed digital interface.

Mating Connectors
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