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IO791: Gigabit Ethernet I/O Module

Two-Channel Gigabit Ethernet I/O module with Simulink® Driver Blocks


The I/O module supports the following protocols:

  • DNP3 (separate Runtime licences, MATLAB R2020b and newer)
  • EtherCAT Master (MATLAB R2018a and newer)
  • PTP IEEE-1588 (MATLAB R2018b and newer)
  • Real-time UDP (MATLAB R2018a and newer)
  • TCP/IP (MATLAB R2018a and newer)
  • XCP master for bypassing (MATLAB R2018a and newer)

Key Features

  • Compatible with Gigabit Ethernet, Fast Ethernet and Ethernet
  • 10Base-T/100Base-TX/1000Base-T rate with auto-negotiation 
  • 2 Intel™ I210 Gigabit Ethernet controllers 
Form factor mPCIe
PCI bus PCI Express x1
Connector(s) 2 x RJ45
Operating temperature -40 °C to +85 °C
Relative humidity 5 to 95%, non-condensing
Number of channels/ ports 2
Chipset 2 Intel® I210 Gigabit LAN
Data rate 10/100/1000 Mbps
Jumbo Frame 9.5KB supported
Link Aggregation (LAG) Present
Communication protocols  
Communication protocols

DNP3 (separate Runtime licence, MATLAB R2020b and newer)
EtherCAT Master (MATLAB R2018a and newer),
PTP IEEE-1588 (MATLAB R2018b and newer),
Real-time UDP (MATLAB R2018a and newer),
TCP/IP (MATLAB R2018a and newer)
XCP master for bypassing (MATLAB R2018a and newer),

I/O Access  
Front 2 x 8-pin RJ45 ports
Item ID Product Name Components
2A791X IO791
  • 1 x IO791
  • Driver block library for Simulink Real-Time™
  • Installation into real-time target machine

Key to X in Item ID
Please replace the X with the code number of the specific target machine into which this I/O module shall be installed:

  • 7 = Unit real-time target machine
  • 8 = Baseline real-time target machine

Pricing information
We do not publish pricing information on our website. Upon request by e-mail or phone, we can provide a complete price list covering our entire product portfolio in various currencies. We recommend that you contact us to discuss your specific needs. We can then quickly provide you with a tailored quotation including technical and pricing information.


Included in the Delivery

  • I/O module installed in the real-time target machine
  • Cable
  • Terminal board
  • Simulink driver blocks
  • Test models
  • Comprehensive documentation

Supported target machines


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