55xGenComm1_29
17
Exception
code
Extended
exception code
Extended exception name Notes
1 256 No satellite socket Returned by a hub only.
The specified satellite
state is ‘No socket’.
1 257 Satellite disabled Returned by a hub only.
The specified satellite
state is ‘Disabled’.
1 258 Satellite error Returned by a hub only.
The specified satellite
state is ‘Error’.
259-32767 Reserved Reserved for future use in
this standard
1/2 32767-65535 Manufacturer specific error An error occurred in a
manufacturer specific
operation either using
register pages 128-255 or
functions other than 3 and
16. The meaning of these
exception codes is
manufacturer specific, any
software not knowing the
meaning for a particular
slave must print the
message ‘Manufacturer
specific error n’ where n is
the exception code.
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