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ulink_ctrl
Control a USB DCD link

QNX Momentics IDE User's Guide
This User's Guide describes version 8.0 of the Integrated Development Environment (IDE) that's part of the QNX Tool Suite.
QNX Software Development Platform
QNX SDP is a cross-compiling and debugging environment, including an IDE and command-line tools, for building binary images and programs for target boards running the QNX OS 8.0.
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      - ubus_ctrl
        USB Bus State Enable/Disable utility
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        Micro-embedded shell (QNX OS)
      - ulink_ctrl
        Control a USB DCD link
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ulink_ctrl

QNX SDP8.0Utilities ReferenceUtilities

Control a USB DCD link

Syntax:

ulink_ctrl [-d devno] [-l 0|1] [-p port] [-s name] [-w num]

Runs on:

QNX OS

Options:

-d devno: The device number to connect or disconnect. The default is 0.
-l 0|1: (el) Set the USB link state to disconnected (0) or connected (1).
-p port: The port to connect or disconnect. The default is 1.
-s stack: The name of the USB manager to query (e.g., /dev/usb/io-usb-otg).
-w num: Wait num seconds for the USBDC stack (default 60 seconds).

Description:

The ulink_ctrl utility controls a USB cable connection as seen by the USB host.

Examples:

Allow the USB host to see the USBDC connection:

ulink_ctrl -l1

Page updated: August 09, 2024