ProSoft Technology MVI56-DFCMR - Manual (Page 27)

Installing and Configuring the Module MVI56-DFCMR ♦ ControlLogix Platform
DF1 Interface Module with Reduced Data Block
ProSoft Technology, Inc. Page 27 of 113
October 20, 2008
2.2 Configuration Data
This section contains listings of the MVI56-DFCMR module's database that are
related to the module's configuration. This data is available to any node on the
network and is read from the ControlLogix processor when the module first
initializes. Additionally, this section contains the miscellaneous status data and
command control database layout.
2.2.1 Backplane Setup
Register Content Description
5000 Write Start Reg Not used in this version of the software
5001 Write Reg Count Not used in this version of the software
5002 Read Start Reg Not used in this version of the software
5003 Read Reg Count Not used in this version of the software
5004 Backplane Fail This parameter specifies the number of successive
transfer errors that must occur before the
communication ports are shut down. If the parameter
is set to 0, the communication ports will continue to
operate under all conditions. If the value is set larger
than 0 (1 to 65535), communications will cease if the
specified number of failures occur.
5005 Error Status Pointer This parameter specifies the register location in the
module's database where module status data will be
stored. If a value less than 0 is entered, the data will
not be stored in the database. If the value specified is
in the range of 0 to 4940, the data will be placed in
the user data area.
5006 to 5009 Spare
2.2.2 Port 1 Setup
Register Content Description
5010 Enable This parameter is used to define if this port will be
utilized. If the parameter is set to 0, the port is
disabled. A value of 1 will enable the port.
5011 Type This parameter defines if the port will emulate a
master or slave device. Enter 0 to emulate a master
device and 1 to emulate a slave device.
5012 Local Station ID This parameter specifies the local station ID for all
DF1 messages sent from this master port. A value of
255 is not permitted as this is the broadcast address.
Enter a value in the range of 0 to 254.
5013 Protocol 0=full duplex, 1=half-duplex
5014 Termination Type This parameter specifies the error checking for all
DF1 messages. 0=BCC, 1=CRC