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Appendix C Supported CDC USB
commands
Table C-1: Supported commands / requests by device
SEND_ENCAPSULATED_COMMAND
GET_ENCAPSULATED_RESPONSE
SET_COMM_FEATURE
GET_COMM_FEATURE
CLEAR_COMM_FEATURE
SET_LINE_CODING
GET_LINE_CODING
SET_CONTROL_LINE_STATE
SEND_BREAK
Table C-2: Supported class-specific notifications by device
NETWORK_CONNECTION
RESPONSE_AVAILABLE
SERIAL_STATE
CONNECTION_SPEED_CHANGE
Rev 1.9 Sep.08
The devices described in this document support various CDC
USB commands, requests, and class‐specific notifications. The
following tables describe the support provided by the devices.
Message support status in these tables is represented by:
—Supported: Fully implemented on the indicated device.
•
•
E—Empty: Blankly implemented—the modem responds to
the request but doesn't actually perform it.
N—Not supported: Not implemented at any level.
•
Request
Code
00h
01h
02h
03h
04h
20h
21h
22h
23h
Request
Code
00h
01h
20h
2Ah
Proprietary and Confidential
MC87XX
AC8XX
C8XX
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
AC8XX
C8XX
MC87XX
N
N
N
E
E
E
N
N
N
C
MC572X / AC59X /
C59X
E
E
E
E
E
E
MC572X / AC59X /
C59X
N
E
MC572X (65 nm):
MC572X (130 nm): N
AC595 / AC595U: N
AC597E:
C59X:
71
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