USB-SD-Mux Manual

Version of this manual: usb-sd-mux-M01-R10-V01

Note

This manual is only valid for the following revisions of USB-SD-Mux:

• usb-sd-mux-S01-R04-V02 (USB-SD-Mux Classic)

• usb-sd-mux-S03-R02-V01 (USB-SD-Mux FAST)

To check if this handbook matches your revision of the USB-SD-Mux see Product Identification.

Important

Read this document carefully.

Table of Contents

• Product Identification
• Intended Users
• Intended Use
• Safety Usage
• System Requirements
• USB-SD-Mux Overview
• Commissioning
• Operation
• Troubleshooting
• Product Conformity
• Recycling Information
• Contact Us
• List of Abbreviations

Changes in this manual

usb-sd-mux-M01-R13-V01 (2025-04-22):

• Troubleshooting: Mention that the udev-rule loads the kernel module.

usb-sd-mux-M01-R12-V01 (2024-07-22):

• Update the usbsdmux-tool installation instructions and usage examples.

• Add a troubleshooting section about missing /dev/sg* devices.

• Re-word a few sections in the hope of making them more clear.

• Add the new USB-SD-Mux FAST and distinguish it from the USB-SD-Mux Classic (that was previously just called USB-SD-Mux).

• Add CE and UKCA declaration of conformity for the USB-SD-Mux FAST.

usb-sd-mux-M01-R11-V01 (2024-03-25):

• Fixed multiple typos.

usb-sd-mux-M01-R10-V01 (2023-01-24):

• Fixed article number for product identification (was written as 00001, but the actual article number is 00002).

usb-sd-mux-M01-R09-V01 (2021-06-04):

• Reference correct standard in conformity declaration: conformity was tested using EN 55032:2012 and not EN 55022:2010.

usb-sd-mux-M01-R08-V01 (2021-04-28):

• Product Identification: Add section for a new product label on the bottom of the packaging.

usb-sd-mux-M01-R07-V01 (2021-04-06):

• Commissioning: Adapt to the new usbsdmux software that uses udev instead of a service to access the device.

• Added UKCA declaration of conformity.

• Added product changelog.

usb-sd-mux-M01-R06-V01 (2020-10-22):

• Troubleshooting: Add sections on missing permissions and strategies to mitigate problem when access to the micro SD card fails.

usb-sd-mux-M01-R05-V01 (2020-05-28):

• Clarify how to obtain the latest version of this manual.

usb-sd-mux-M01-R04-V01 (2020-03-27):

• Update system requirements to mention git and python3-venv.

• Use python3-venv instead of virtualenv in quickstart.

usb-sd-mux-M01-R03-V01 (2019-11-13):

• Updated chapter Product identification.

usb-sd-mux-M01-R02-V01 (2019-05-27):

• Updated the hardware identification of the device.

usb-sd-mux-M01-R01-V01 (2019-04-24):

• Initial Release