Rockwell Automation 2708-DH5B2L_DH5B4L Attended Workstation User Manual
Page 47
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).