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Rockwell Automation 2708-DH5B2L_DH5B4L Attended Workstation User Manual

Page 47

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Chapter 5

Configuration Menus

5–6

Polled

The workstation transmits only when polled. However, if
DSR or Polled mode are selected, XON/XOFF will also be
honored by the workstation.

Request

This mode does error checking and retransmission of all data
blocks. It is intended for electrically noisy environments.

Comm Baud Rate

The following baud rates are available:

19200

1200

9600

600

4800

300

2400

150
75

Comm Data Bits

The parameters are 7 to 8.

Comm Parity

Your choice of parities for 7 data bits are:

Even
Odd
None
Zero
Mark

Your choice of parities for 8 data bits are:

Even
Odd
None

Comm Stop Bits – Parameters available are:

One
Two
One and a half

Comm CRLF

Parameters are Enabled or Disabled. When enabled, the
workstation will send a line-feed after each carriage
return that it transmits.

Comm Echo

The choices are Enabled or Disabled. When enabled, the
workstation will echo each character it receives from the
comm line back to the communications line. This must
be disabled when communicating with most Host
computers.

Sync Count

When 0, asynchronous communication is enabled on the
COM1 port. This should always be left at 0 (zero).

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