Parity selection, Protocol selection – Welch Allyn SCANTEAM 3400PDF User Manual
Page 34
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SCANTEAM 3400PDF User’s Guide
Parity Selection
Mark
Space
None
Odd
✱
Even
This selection provides a means of checking character bit patterns for validity.
The scanner can be configured to operate under Even, Odd, MarkĂ/ĂNone, or
Space parity options. The host terminal must be set up for the same parity as
the scanner, to ensure reliable communication.
✱
Record
Protocol Selection
XonĂ/ĂXoff
AckĂ/ĂNak
This selection allows you to program the scanner for the protocol required by
your application. The protocol is a set of rules concerning the exchange of data
between serially communicating devices. The scanner supports Record,
XonĂ/ĂXoff, and AckĂ/ĂNak protocols when receiving data from an RSĆ232 device.
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