Pccc object – Rockwell Automation 22-COMM-D DeviceNet Adapter User Manual
Page 122
C-14
DeviceNet Objects
Message Structure for Execute_PCCC
Message Structure for Execute_Local_PCCC
PCCC Object
(Continued)
Request
Response
Name
Data
Type
Description
Name
Data
Type
Description
Length
USINT
Length of
requestor ID
Length
USINT
Length of requestor ID
Vendor
UINT
Vendor number
of requestor
Vendor
UINT
Vendor number of requestor
Serial
Number
UDINT
ASA serial
number of
requestor
Serial
Number
UDINT
ASA serial number of
requestor
Other
Product
Specific
Identifier of user,
task, etc. on the
requestor
Other
Product
Specific
Identifier of user, task, etc.
on the requestor
CMD
USINT
Command byte
CMD
USINT
Command byte
STS
USINT
0
STS
USINT
Status byte
TNSW
UINT
Transport word
TNSW
UINT
Transport word. Same value
as the request.
FNC
USINT
Function code.
Not used for all
CMD’s.
EXT_STS USINT
Extended status. Not used
for all CMD’s.
PCCC_
params
ARRAY
of
USINT
CMD/FNC
specific
parameters
PCCC_
results
ARRAY
of
USINT
CMD/FNC specific result
data
Request
Response
Name
Data
Type
Description
Name
Data
Type
Description
CMD
USINT
Command byte
CMD
USINT
Command byte
STS
USINT
0
STS
USINT
Status byte
TNSW
UINT
Transport word
TNSW
UINT
Transport word. Same value
as the request.
FNC
USINT
Function code.
Not used for all
CMD’s.
EXT_STS USINT
Extended status. Not used
for all CMD’s.
PCCC_
params
ARRAY
of
USINT
CMD/FNC
specific
parameters
PCCC_
results
ARRAY
of
USINT
CMD/FNC specific result
data