Unitech MS839, User Manual

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12
Operating Parameters
Parameters Baud Rate, Parity and Data Bit:
These parameters set the scanner's communication protocol which the same
setting by the host. The default setting for the terminal interface is 9600 baud
rate, none parity, and 8 data bit.
Baud Rate can be 300, 600, 1200, 2400, 4800, 9600, 19200, or 38400
bps.
Parity can be even, odd, space, mark, or none.
Data Bit can be 7 or 8 long.
The scanner may not support settings with Data Bit as 7 and Parity as none
combination. Such combination is treated as 7 data bits with MARK parity.
Data Direction:
This setting is only for the terminal wedge and corresponds to the terminal
communication mode. If the terminal has:
"Full Duplex" mode, set the data direction to "Send to Host".
"Half Duplex" mode, set to "Send to Host and Terminal".
"Block" mode, set to "send to Terminal".