Rockwell Automation 25-COMM-E2P PowerFlex 25-COMM-E2P Dual-Port EtherNet/IP Adapter - Manual (Page 140)

140 Rockwell Automation Publication 520COM-UM003A-EN-E - June 2013
Appendix C EtherNet/IP Objects
Message Structure for Execute_DH+
The Dual-port EtherNet/IP adapter supports the following PCCC command
types:
For more information regarding PCCC commands, see DFI Protocol and
Command Set Manual (Allen-Bradley publication
1770-6.5.16 ).
N-Files
Request Response
Name Data Type Description Name Data Type Description
DLink UINT Destination Link ID DLink UINT Destination Link ID
DSta USINT Destination Station number DSta USINT Destination Station number
DUser USINT Destination “User” number DUser USINT Destination “User” number
SLink UINT Source Link ID SLink UINT Source Link ID
SSta USINT Source Station number SSta USINT Source Station number
SUser USINT Source User number SUser USINT Source User number
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 CMDs. EXT_STS USINT Extended Status. Not used for all CMDs.
PCCC_params Array of USINT CMD/FNC specific parameters PCCC_results Array of USINT CMD/FNC specific result data
CMD FNC Description
0x06 0x03 Identify host and some status
0x0F 0x67 PLC-5 typed write
0x0F 0x68 PLC-5 typed read
0x0F 0x95 Encapsulate other protocol
0x0F 0xA2 SLC 500 protected typed read with 3 address fields
0x0F 0xAA SLC 500 protected typed write with 3 address fields
0x0F 0xA1 SLC 500 protected typed read with 2 address fields
0x0F 0xA9 SLC 500 protected typed write with 2 address fields
0x0F 0x00 Word range read
0x0F 0x01 Word range write
N-File Description
N41 For Single-Drive Mode Only
This N-file lets you read and write control I/O messages. You can write control I/O messages only when
all of the following conditions are true:
• The adapter is not receiving I/O from a scanner. For example, there is no scanner on the network,
the scanner is in idle (program) mode, the scanner is faulted, or the adapter is not mapped to the
scanner.
• The value of N42:3 is set to a non-zero value.
Write Read