User manual

Chapter 3 Software Overview
NI-DAQ User Manual for PC Compatibles 3-110 ni.com
SCXI_MuxCtr_Setup
Enables or disables a DAQ device
counter to be used as a multiplexer
counter during SCXI channel scanning
to synchronize the scan list with the
module scan list that NI-DAQ has
downloaded to Slot 0 of the SCXI
chassis.
SCXI_Reset
Resets the specified module to its
default state. You can also use
SCXI_Reset
to reset the Slot 0
scanning circuitry or to reset the
entire chassis.
SCXI_Scale
Scales an array of binary data acquired
from an SCXI channel to voltage.
SCXI_SCAN_Setup
Sets up the SCXI chassis for a
multiplexed scanning data acquisition
operation that the assigned DAQ device
will perform. The function downloads
a module scan list to Slot 0 that
determines the sequence of scanned
modules and how many channels on
each module are scanned. This function
can program each module with its given
start channel, as well as resolve any
contention on the SCXIbus.
SCXI_Set_Config
Changes the configuration of the
SCXI chassis that you established in
Measurement & Automation Explorer.
Sets the software states of the chassis
and modules specified to their default
states. Does not change the SCXI
chassis or module hardware states.
SCXI_Set_Excitation
Sets a specified excitation parameter
to a supplied value on a given channel
or all channels on the SCXI-1520,
SCXI-1530, SCXI-1531, and
SCXI-1540 modules.