User manual

Chapter 3 Software Overview
© National Instruments Corporation 3-111 NI-DAQ User Manual for PC Compatibles
SCXI_Set_Gain
Sets the specified channel to the given
gain or range setting on any SCXI
module that works with programmable
gain or range settings.
SCXI_Set_Input_Mode
Configures the SCXI-1122 for
differential mode or 4-wire mode.
SCXI_Set_State
Sets the state of a single channel or
an entire port on any digital or relay
module.
SCXI_Set_Threshold
Used to set the high and low threshold
values for the SCXI-1126
frequency-to-voltage module.
SCXI_Single_Chan_Setup
Sets up a multiplexed module for a
single-channel analog-input operation
to be performed by the given DAQ
device. Sets the module channel,
enables the module output, and routes
the module output on the SCXIbus, if
necessary. Resolves any contention
on the SCXIbus by disabling the output
of any module that was previously
drivingtheSCXIbus.Youalsocan
use this function to set up to read the
temperature sensor on a terminal block
connected to the front connector of the
module.
SCXI_Track_Hold_Control
Controls the track-and-hold modules
track/hold state that you set up for a
single-channel operation.
SCXI_Track_Hold_Setup
Establishes the track/hold behavior of a
track-and-hold module and sets up the
module for either a single-channel or
an interval-scanning operation.