Using Your Serial Hardware
From NI Serial Hardware and Software
Using Your Serial Hardware
The following topics describe how to use the advanced features of your NI serial hardware and list some general programming requirements.
General Programming Requirements
Performance on LabVIEW Real-Time
Retrieving the Serial Interface Type
Setting the RS-485 Transceiver Control Mode in Windows
Setting the RS-485 Transceiver Control Mode in LabVIEW RT
USB-485 Programmatically Controlled Bias Resistors
Setting the USB-485 Programmatically Controlled Bias Resistor Mode
Retrieving the RS-232 Transceiver State with DeviceIoControl
Setting the RS-232 Transceiver Mode with DeviceIoControl
Setting Ring Indicate and Data Carrier Detect (DCD) with DeviceIoControl