Oki Pos 407II - Manual (Page 57)

–  –
A: Start bit
B: Data bit
C: Parity bit
D: Stop bit
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B B B B B B B B
13. RS-232C Serial Interface
13-1. Interface Specifications
① Data transmission method: Asynchronous serial interface
② Baud rate: Selectable from 00, 600, 00, 00 bps
(Refer to “. DIP Switch Setting”.)
③ Word length Start bit:  bit
Data bit:  or  bits (selectable.)
Parity bit: Odd, even or none (selectable.)
Stop bit:  bit length
④ Signal polarity RS-C
MARK: Logic “” (– V to – V)
SPACE: Logic “0” (+ V to + V)
MARK “1”
SPACE “0”