Serial Settings:Wire Mode

LabVIEW 2018 Help

Edition Date: March 2018
Part Number: 371361R-01
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Short name: Wire Mode

Requires: Base Development System

Classes: Instr, Serial Instr

Specifies the current wire/transceiver mode. For RS485 hardware, this property is valid only with the RS485 serial driver developed by National Instruments. For RS232 hardware, the values RS232/DCE and RS232/AUTO are valid only with RS232 serial drivers developed by National Instruments and documented to support this feature with the corresponding National Instruments hardware. When this feature is not supported, RS232/DTE is the only valid value.


-1 Unknown
0 RS485/Wire4
1 RS485/Wire2-EchoDTR
2 RS485/Wire2-CtrlDTR
3 RS485/Wire2-Auto
128 RS232/DTE
129 RS232/DCE
130 RS232/AUTO


The following table lists the characteristics of this property.

Data type
Permissions Read/Write


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