Phoenix Contact 2702772, Руководство пользователя

Страница: 69 / 90

Data message format
3785_en_B PHOENIX CONTACT
67
5.4.8 PCCC object (67
hex
)
The PCCC object provides the ability to encapsulate, and then transmit and receive PCCC
messages between devices on an EtherNet/IP network. This object is used to communicate
to MicroLogix, SLC 5/05 and PLC-5 PLCs over EtherNet/IP. The PCCC object does not
support class attributes or instance attributes.
The PCCC object supports instance 1.
5.4.8.1 Message structure for “Execute PCCC” object
Table 5-30 PCCC object common services
Service code Implemented in
class
Implemented in
instance
Service name
4B
hex
No Yes Execute_PCCC
Table 5-31 Message structure for message name requests
Name Data type Description
Length USINT Length of requester ID
Vendor UINT Vendor number of requester
Serial Number UDINT ASA serial number of
requester
CMD USINT Command byte
STS USINT 0
TNSW UINT Transport word
FNC USINT Function code
PCCC_params Array of USINT CMD/FMC specific
parameters
Table 5-32 Message structure for message name responses
Name Data type Description
Length USINT Length of requester ID
Vendor UINT Vendor number of requester
Serial Number UDINT ASA serial number of
requester
CMD USINT Command byte
STS USINT Status byte
TNSW UINT Transport word - Same
value as request.
EXT_STS USINT Extended status (if error)
PCCC_params Array of USINT CMD/FMC specific result
data