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Appendix B Vendor-specific
commands
Table B-1: Command availability by device type
Command / Description
Set Device Power State (page 58)
Powers the modem on or off
Set Mode Non-MUX (page 59)
Tears down the 27.010 MUX protocol on the
selected channel
Set Mode MUX (page 60)
Sets up the 27.010 MUX protocol on the
selected channel
Get Mode MUX (page 61)
Tells the module to return the 27.010 MUX
protocol status for a selected channel
Get NDIS Support (page 62)
Tells the module to indicate if the NDIS driver
is supported
Get NDIS Preference (page 63)
Tells the module to indicate if the NDIS driver
is established or disabled
Get Attributes (page 64)
Query the attributes of the firmware image
Set Mode NMEA (page 65)
Start or stop the NMEA channel
Rev 1.9 Sep.08
The modem's state can be controlled using vendor‐specific
commands over the USB control interface as an alternative to
using AT commands.
As described in Universal Serial Bus Specification, Rev 2.0, each
control transfer includes the following:
•
Setup stage (host to module)
•
An optional Data stage (information being transferred host
to module, or module to host)
Status stage (opposite direction from the previous stage).
•
Command availability
MC87XX
Proprietary and Confidential
AC8XX
C8XX
AC59X /
C59X /
MC572X
B
57
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