Documentation

Data Acquisition Toolbox Properties

Analog Input and Output

Session-Based Interface

Set Up Acquisition Session

AutoSyncDSA Automatically Synchronize DSA devices
NumberOfScans Number of scans for operation when starting
DurationInSeconds Specify duration of acquisition
Rate Rate of operation in scans per second
IsContinuous Specify if operation continues until manually stopped
RateLimit Limit of rate of operation based on hardware configuration
ScansQueued Indicate number of scans queued for output
ScansOutputByHardware Indicate number of scans output by hardware
ScansAcquired Number of scans acquired during operation
EnhancedAliasRejectionEnable Set enhanced alias rejection mode
UseStandardSampleRate Configure session to use standard sample rates
StandardSampleRates Display standard rates of sampling
BitsPerSample Display bits per sample
NotifyWhenDataAvailableExceeds Control firing of DataAvailable event
IsNotifyWhenDataAvailableExceedsAuto Control if NotifyWhenDataAvailableExceeds is set automatically
NotifyWhenScansQueuedBelow Control firing of DataRequired event
IsNotifyWhenScansQueuedBelowAuto Control if NotifyWhenScansQueuedBelow is set automatically
ExternalTriggerTimeout Indicate if external trigger timed out
TriggersPerRun Indicate the number of times the trigger executes in an operation
Vendor Vendor information associated with session object
Channels Array of channel objects associated with session object
Connections Array of connections in session
IsRunning Indicate if operation is still in progress
IsLogging Indicate if hardware is acquiring or generating data
IsDone Indicate if operation is complete
IsWaitingForExternalTrigger Indicates if synchronization is waiting for an external trigger
TriggersRemaining Indicates the number of trigger to execute in an operation

Acquire Data

Coupling Specify input coupling mode
TerminalConfig Specify terminal configuration
Range Specify channel measurement range
Name Specify descriptive name for the channel
ID ID of channel in session
Device Channel device information
MeasurementType Channel measurement type
ExcitationCurrent Voltage of external source of excitation
ExcitationSource External source of excitation
ExcitationVoltage Voltage of excitation source
ADCTimingMode Set channel timing mode
BridgeMode Specify analog input device bridge mode
MaxSoundPressureLevel Sound pressure level for microphone channels
NominalBridgeResistance Resistance of sensor
R0 Specify resistance value
RTDConfiguration Specify wiring configuration of RTD device
RTDType Specify sensor sensitivity
ScansAcquired Number of scans acquired during operation
Sensitivity Sensitivity of an analog channel
ShuntLocation Indicate location of channel's shunt resistor
ShuntResistance Resistance value of channel's shunt resistor
ThermocoupleType Select thermocouple type
Units Specify unit of RTD measurement

Generate Signals

TerminalConfig Specify terminal configuration
Range Specify channel measurement range
Name Specify descriptive name for the channel
ID ID of channel in session
Device Channel device information
MeasurementType Channel measurement type
ExcitationCurrent Voltage of external source of excitation
ExcitationSource External source of excitation
ExternalTriggerTimeout Indicate if external trigger timed out
MaxSoundPressureLevel Sound pressure level for microphone channels
RTDConfiguration Specify wiring configuration of RTD device
ScansOutputByHardware Indicate number of scans output by hardware
ScansQueued Indicate number of scans queued for output
Sensitivity Sensitivity of an analog channel
TerminalConfig Specify terminal configuration

Digital Input and Output

Session-Based Interface

Set Up Acquisition Session

AutoSyncDSA Automatically Synchronize DSA devices
NumberOfScans Number of scans for operation when starting
DurationInSeconds Specify duration of acquisition
Rate Rate of operation in scans per second
IsContinuous Specify if operation continues until manually stopped
RateLimit Limit of rate of operation based on hardware configuration
ScansQueued Indicate number of scans queued for output
ScansOutputByHardware Indicate number of scans output by hardware
ScansAcquired Number of scans acquired during operation
EnhancedAliasRejectionEnable Set enhanced alias rejection mode
UseStandardSampleRate Configure session to use standard sample rates
StandardSampleRates Display standard rates of sampling
BitsPerSample Display bits per sample
NotifyWhenDataAvailableExceeds Control firing of DataAvailable event
IsNotifyWhenDataAvailableExceedsAuto Control if NotifyWhenDataAvailableExceeds is set automatically
NotifyWhenScansQueuedBelow Control firing of DataRequired event
IsNotifyWhenScansQueuedBelowAuto Control if NotifyWhenScansQueuedBelow is set automatically
ExternalTriggerTimeout Indicate if external trigger timed out
TriggersPerRun Indicate the number of times the trigger executes in an operation
Vendor Vendor information associated with session object
Channels Array of channel objects associated with session object
Connections Array of connections in session
IsRunning Indicate if operation is still in progress
IsLogging Indicate if hardware is acquiring or generating data
IsDone Indicate if operation is complete
IsWaitingForExternalTrigger Indicates if synchronization is waiting for an external trigger
TriggersRemaining Indicates the number of trigger to execute in an operation

Acquire and Generate Digital Data

Device Channel device information
Direction Specify digital channel direction
ID ID of channel in session
Name Specify descriptive name for the channel

Counter and Timer Input and Output

Set Up Acquisition Session

AutoSyncDSA Automatically Synchronize DSA devices
NumberOfScans Number of scans for operation when starting
DurationInSeconds Specify duration of acquisition
Rate Rate of operation in scans per second
IsContinuous Specify if operation continues until manually stopped
RateLimit Limit of rate of operation based on hardware configuration
ScansQueued Indicate number of scans queued for output
ScansOutputByHardware Indicate number of scans output by hardware
ScansAcquired Number of scans acquired during operation
EnhancedAliasRejectionEnable Set enhanced alias rejection mode
UseStandardSampleRate Configure session to use standard sample rates
StandardSampleRates Display standard rates of sampling
BitsPerSample Display bits per sample
NotifyWhenDataAvailableExceeds Control firing of DataAvailable event
IsNotifyWhenDataAvailableExceedsAuto Control if NotifyWhenDataAvailableExceeds is set automatically
NotifyWhenScansQueuedBelow Control firing of DataRequired event
IsNotifyWhenScansQueuedBelowAuto Control if NotifyWhenScansQueuedBelow is set automatically
ExternalTriggerTimeout Indicate if external trigger timed out
TriggersPerRun Indicate the number of times the trigger executes in an operation
Vendor Vendor information associated with session object
Channels Array of channel objects associated with session object
Connections Array of connections in session
IsRunning Indicate if operation is still in progress
IsLogging Indicate if hardware is acquiring or generating data
IsDone Indicate if operation is complete
IsWaitingForExternalTrigger Indicates if synchronization is waiting for an external trigger
TriggersRemaining Indicates the number of trigger to execute in an operation

Acquire and Generate Counter Data

ActiveEdge Rising or falling edges of EdgeCount signals
ActivePulse Active pulse measurement of PulseWidth counter channel
CountDirection Specify direction of counter channel
Device Channel device information
EncoderType Encoding type of counter channel
Frequency Frequency of generated output
ID ID of channel in session
InitialCount Specify initial count point
MeasurementType Channel measurement type
Name Specify descriptive name for the channel
Terminal PFI terminal of counter subsystem
ZResetCondition Reset condition for Z-indexing
ZResetEnable Enable reset for Z-indexing
ZResetValue Reset value for Z-indexing

Multichannel Audio Input and Output

Set Up Acquisition Session

AutoSyncDSA Automatically Synchronize DSA devices
NumberOfScans Number of scans for operation when starting
DurationInSeconds Specify duration of acquisition
Rate Rate of operation in scans per second
IsContinuous Specify if operation continues until manually stopped
RateLimit Limit of rate of operation based on hardware configuration
ScansQueued Indicate number of scans queued for output
ScansOutputByHardware Indicate number of scans output by hardware
ScansAcquired Number of scans acquired during operation
EnhancedAliasRejectionEnable Set enhanced alias rejection mode
UseStandardSampleRate Configure session to use standard sample rates
StandardSampleRates Display standard rates of sampling
BitsPerSample Display bits per sample
NotifyWhenDataAvailableExceeds Control firing of DataAvailable event
IsNotifyWhenDataAvailableExceedsAuto Control if NotifyWhenDataAvailableExceeds is set automatically
NotifyWhenScansQueuedBelow Control firing of DataRequired event
IsNotifyWhenScansQueuedBelowAuto Control if NotifyWhenScansQueuedBelow is set automatically
ExternalTriggerTimeout Indicate if external trigger timed out
TriggersPerRun Indicate the number of times the trigger executes in an operation
Vendor Vendor information associated with session object
Channels Array of channel objects associated with session object
Connections Array of connections in session
IsRunning Indicate if operation is still in progress
IsLogging Indicate if hardware is acquiring or generating data
IsDone Indicate if operation is complete
IsWaitingForExternalTrigger Indicates if synchronization is waiting for an external trigger
TriggersRemaining Indicates the number of trigger to execute in an operation

Acquire and Generate Audio Data

Range Specify channel measurement range
Name Specify descriptive name for the channel
ID ID of channel in session
Device Channel device information
MeasurementType Channel measurement type

Periodic Waveform Generation

Set Up Acquisition Session

AutoSyncDSA Automatically Synchronize DSA devices
NumberOfScans Number of scans for operation when starting
DurationInSeconds Specify duration of acquisition
Rate Rate of operation in scans per second
IsContinuous Specify if operation continues until manually stopped
RateLimit Limit of rate of operation based on hardware configuration
ScansQueued Indicate number of scans queued for output
ScansOutputByHardware Indicate number of scans output by hardware
ScansAcquired Number of scans acquired during operation
EnhancedAliasRejectionEnable Set enhanced alias rejection mode
UseStandardSampleRate Configure session to use standard sample rates
StandardSampleRates Display standard rates of sampling
BitsPerSample Display bits per sample
NotifyWhenDataAvailableExceeds Control firing of DataAvailable event
IsNotifyWhenDataAvailableExceedsAuto Control if NotifyWhenDataAvailableExceeds is set automatically
NotifyWhenScansQueuedBelow Control firing of DataRequired event
IsNotifyWhenScansQueuedBelowAuto Control if NotifyWhenScansQueuedBelow is set automatically
ExternalTriggerTimeout Indicate if external trigger timed out
TriggersPerRun Indicate the number of times the trigger executes in an operation
Vendor Vendor information associated with session object
Channels Array of channel objects associated with session object
Connections Array of connections in session
IsRunning Indicate if operation is still in progress
IsLogging Indicate if hardware is acquiring or generating data
IsDone Indicate if operation is complete
IsWaitingForExternalTrigger Indicates if synchronization is waiting for an external trigger
TriggersRemaining Indicates the number of trigger to execute in an operation

Generate Periodic Waveforms

Gain Waveform output gain
Frequency Frequency of generated output
FrequencyLimit Limit of rate of operation based on hardware configuration
Phase Waveform phase
Range Specify channel measurement range
WaveformType Function generator channel waveform type
DutyCycle Duty cycle of output channel
Offset Specify DC offset of waveform
Device Channel device information
ID ID of channel in session
Name Specify descriptive name for the channel
MeasurementType Channel measurement type

Simultaneous and Synchronized Operations

Session-Based Interface

Destination Indicates trigger destination terminal
ExternalTriggerTimeout Indicate if external trigger timed out
IsWaitingForExternalTrigger Indicates if synchronization is waiting for an external trigger
Source Indicates trigger source terminal
Terminals Terminals available on device or CompactDAQ chassis
TriggerCondition Specify condition that must be satisfied before trigger executes
TriggersPerRun Indicate the number of times the trigger executes in an operation
TriggersRemaining Indicates the number of trigger to execute in an operation
TriggerType Specify type of trigger to execute
AutoSyncDSA Automatically Synchronize DSA devices
EnhancedAliasRejectionEnable Set enhanced alias rejection mode
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