ProSoft Technology MVI69-DFCM User Manual

Page 28

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MVI69-DFCM ♦ CompactLogix or MicroLogix Platform

Configuring the MVI69-DFCM Module

DF1 Interface Module

Page 28 of 117

ProSoft Technology, Inc.

November 3, 2008

2.3.1 Enabled

This parameter specifies if the port will be used. If the parameter is set to No, the
port is disabled. If the parameter is set to Yes, the port is enabled.

2.3.2 Type

Type : Master #M=Master, S=Slave

This parameter defines if the port will emulate a master or a slave device. Enter
Master if the port is to emulate a master device or Slave if the port is to emulate a
slave device.

2.3.3 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.

2.3.4 Protocol

Protocol : Full #F=Full-Duplex, H=Half-Duplex

This parameter specifies the DF1 protocol to be used on the port. Enter Full for
full-duplex communications or Half for half-duplex communications.

2.3.5 Termination

Type

Termination Type : CRC #B=BCC, C=CRC

This parameter specifies error checking for all DF1 messages. Enter CRC or
BCC.

2.3.6 Baud

Rate

This is the baud rate to be used on the port. Enter the baud rate as a value. For
example, to select 19K baud, enter 19200.

2.3.7 Parity

None, Odd, Even

Parity is a simple error checking algorithm used in serial communication. This
parameter specifies the type of parity checking to use.

All devices communicating through this port must use the same parity setting.

2.3.8 Data

Bits

7 or 8

This parameter sets the number of data bits for each word used by the protocol.
All devices communicating through this port must use the same number of data
bits.

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