Allen-Bradley 2755--SN5, Application Manual

Page: 79 / 354

4–23 Downloading Match Codes via DH485 Protocol with an SLC 5/03 or SLC 5/04 Controller
Publication 2755-6.8
Message Instruction Configurations
For the first Message Instruction, the configuration is listed in the
table below.
Parameter Configuration
Type Peer-to-Peer
Read/Write Write
Target Device 485CIF
Local/Remote Local
Control Block N7:200
Channel 0
Target Node 2
Destination File Access N7:90
Target Offset
255 (Change 255 to 256 or 100H in the third word of the
Control Block. An offset greater than 255 tells the MSG
instruction that the SLC controller is talking to a bar code
device.)
Message Length in Elements 10
Message Timeout (seconds) 10
For the second Message Instruction, the configuration is listed in the
table below.
Parameter Configuration
Type Peer-to-Peer
Read/Write Read
Target Device 485CIF
Local/Remote Local
Control Block N7:50
Channel 0
Target Node 2
Destination File Access N7:80
Target Offset
255 (Change 255 to 256 or 100H in the third word of the
Control Block. An offset greater than 255 tells the MSG
instruction that the SLC controller is talking to a bar code
device.)
Message Length in Elements 2
Message Timeout (seconds) 0