3onedata NP Series User Manual page 19

Interface Element
Parity
Flow control
Working mode
FIFO Enable
RTS Ctrl
DTR Ctrl
Packing length
Description
Select parity bits of corresponding serial number. Options:
None

Odd

Even

Mark

Space

Flow control is used in two data transmission speed of different
devices in the control of data flow technology to ensure that
two devices communicate with each other to avoid data loss.
Click the "flow control" drop-down list box, select the flow
control parameters, the options are:
No

RTS/CTS

XON/XOFF

DTR/DSR

It's jointly determined by software and hardware, 3IN1
products RS232 and RS485/RS422 optional, RS485/RS422
and RS232 can be automatically identified by the hardware.
Note:
There are differences in the mode selected by different products.
Enable or disable the FIFO function, if the serial device does
not support data transceiver cache FIFO, FIFO function can
be disabled to avoid data transmission errors.
RTS pin can be controlled, the options are:
Auto

Force ON

Force OFF

DTR pin can be controlled, the options are:
Auto

Force ON

Force OFF

The frame length of serial data to Ethernet data. In the set time
range, the data forwards when it is greater than or equals to
the set frame length. The value range is 0~1460. It means no
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NP Series Serial Server User Manual
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