Gumstix MitySOM-335x Dev Board

In stock

Gumstix MitySOM-335x Dev Board is a feature-rich expansion board perfect for makers and engineers who want to explore the possibilities with Critical Link MitySOM-335x COM. This development board has the I/O needed to get your integrated system or multimedia mini-PC running.

Once you have tested the board, you may use Geppetto online to design and customize it for your own project.

Gumstix MitySOM-335x Dev Board DVI-DEthernet

Gumstix MitySOM-335x Dev 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 COM may be used for embedded instrumentation, industrial automation, industrial instrumentation, medical instrumentation, weighing scales, network enabled data acquisition, test and measurement, closed loop motor control, smart toll systems, and portable data terminals.


The MitySOM-335x Dev Board provides 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

Critical Link MitySOM-335x COM is not included. You may purchase it from Critical Link.

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.

Related posts

Find more information about this product by reading one or all of the following:

Family Critical Link, Gumstix

Stereo Audio Codec


HDMI Type-A connector


10/100/1000 Base-T

Storage Expansion

via microSD Card Slot

USB Device

Micro B USB Plug

Key Components
RJ45 Jack with Gigabit Magnetics

RJ45 Jack with Gigabit Magnetics

Micro B USB Plug

Micro B USB Plug

microSD Card Slot

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

LM4862 Audio Amp

LM4862 Audio Amp (675mW)

Stereo Audio Codec

Low-Power Stereo CODEC with 10 Inputs, 7 Outputs, HP Amplifier and Enhanced Digital Effects

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

Please read the instructions in the README file carefully before starting. Instructions and functions are explained in the file.

Files that are needed (such as bootloader and operating system) to create a bootable disk image, are available below.

Our Support page links additional resources.

Software Version: