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MCCI Manuals & User Guides

MCCI specializes in USB system software, test devices, and open-source LoRaWAN IoT hardware for developers, consumer electronics, and industrial applications.

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MCCI Manuals and Product Guides

MCCI Corporation is a leading developer of USB system software, advanced test equipment, and open-source IoT hardware. With over 25 years of experience, MCCI provides essential connectivity solutions including USB4 switches, SuperMUTT-compatible test devices, and the Catena series of LoRaWAN activity sensors. Their hardware and software products are widely relied upon by consumer electronics makers and semiconductor manufacturers worldwide for system integration, development, hardware compatibility, and interoperability testing.

MCCI manuals

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MCCI 3141 USB4 Switch User Manual

17 Faoilleach, 2026
MCCI 3141 USB4 Switch PROPRIETARY NOTICE AND DISCLAIMER Unless noted otherwise, this document and the information herein disclosed are proprietary to MCCI Corporation, 3520 Krums Corners Road, Ithaca, New York…

MCCI 3142 USB4 Switch User Manual

17 Faoilleach, 2026
MCCI 3142 USB4 Switch PROPRIETARY NOTICE AND DISCLAIMER Unless noted otherwise, this document and the information herein disclosed are proprietary to MCCI Corporation, 3520 Krums Corners Road, Ithaca, New York…

MCCI Model 3141 USB4® Switch User Manual

leabhar-làimhe neach-cleachdaidh
User manual for the MCCI Model 3141 USB4® Switch, detailing its configuration, setup, command-line tools, quick test procedures, and serial control commands for USB Type-C port management and testing.

MCCI Model 3142 USB4 Switch User Manual

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User manual for the MCCI Model 3142 USB4 Switch, detailing its configuration, setup, command-line tools (ConnExUtil.exe), quick test procedures, serial command control (Windows/Linux), and the MCCI Cricket UI software.

MCCI support FAQ

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  • How do I switch the mode on my MCCI 3411 USB3.2 Gen2 Test Device?

    Connect the device via a micro-B cable to your PC, open a terminal program like Tera Term, and connect to the COM port. Use the command 'setdevicemode 0' for USB-IF compliance mode or 'setdevicemode 1' for Loopback mode.

  • What software is required to control the MCCI 3141 and 3142 USB4 Switches?

    These test switches can be controlled using the Microsoft MUTT software package, serial commands via a terminal application (e.g., Tera Term or Minicom), or via the open-source MCCI Cricket UI software.

  • How long is the warranty on MCCI hardware?

    MCCI provides a limited warranty for hardware products manufactured directly by MCCI for a period of one (1) year following delivery.

  • How do I power and provision the Catena 4430 Activity Sensor?

    The Catena 4430 features a built-in 3.7V rechargeable Li-ion battery but can also be powered and charged via a 5V Micro-USB connection. You can use this Micro-USB connection with a Serial Terminal program to send configuration commands, set the RTC, and provision the LoRaWAN module.