Honeywell 3800 User Manual page 37

Parity provides a means of checking character bit patterns for validity.
Default = Even.
* 7 Data, 1 Stop, Parity Even
7 Data, 1 Stop, Parity None
7 Data, 1 Stop, Parity Odd
7 Data, 1 Stop, Parity Mark
7 Data, 1 Stop, Parity Space
7 Data, 2 Stop, Parity Even
7 Data, 2 Stop Parity None
7 Data, 2 Stop, Parity Odd
7 Data, 2 Stop, Parity Mark
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