Use the NI-SCOPE properties to access advanced configuration options for high-speed digitizer applications.

Active Channel
Specifies the channel name used to access all subsequent properties in this instance of the property node. If the property you want to use is Channel Based, you need to first select this property and then pass the name of the specific channel. If the property you specify is not channel based, pass an empty string, or omit setting this property. The default value is " ".
Vertical:Channel Enabled
Specifies whether the digitizer acquires a waveform for the channel.
Vertical:Vertical Range
Specifies the absolute value of the input range for a channel. The units are volts. For example, to acquire a sine wave that spans between -5 and +5 V, set this property to 10.0 V.
Vertical:Vertical Offset
Specifies the location of the center of the range. The value is with respect to ground and is in volts. For example, to acquire a sine wave that spans between 0.0 and 10.0 V, set this property to 5.0 V. This property is not supported by all digitizers.
Vertical:Maximum Input Frequency
Specifies the bandwidth of the channel in hertz. Express this value as the frequency at which the input circuitry attenuates the input signal by 3 dB.
Vertical:Vertical Coupling
Specifies how the digitizer couples the input signal for the channel. When you change input coupling, the input stage takes a finite amount of time to settle.
Vertical:Input Impedance
Specifies the input impedance for the channel in ohms.
Vertical:Probe Attenuation
Specifies the probe attenuation for the input channel. For example, for a 10:1 probe, you would set this property to 10.0.
Vertical:Channel Terminal Configuration
Specifies how the digitizer configures the channel terminal.
Vertical:Advanced:Digital Gain
Applies gain to the specified channel in hardware before any onboard signal processing occurs. The default value is 1.
Vertical:Advanced:Digital Offset
Applies offset to the specified channel in hardware before any onboard signal processing occurs. The default value is 0.
Vertical:Advanced:Bandpass Filter Enabled
Enables the bandpass filter on the specified channel. For the NI PXIe-5622, set the value to TRUE to enable the IF filtered path 50MHz bandpass filter centered at 187MHz. The default value is FALSE.
Vertical:Advanced:Dither Enabled
Enables or disables the analog dither on the device. Using dither can improve the spectral performance of the device by reducing the effects of quantization. However, adding dither increases the power level to the ADC, so you may need to either decrease the signal level or increase the vertical range. The default value is FALSE.
Vertical:Advanced:Flex FIR Antialias Filter Type
The NI 5922 flexible-resolution digitizer uses an onboard FIR lowpass antialias filter. Use this property to select from several types of filters to achieve desired filtering characteristics. For most applications, the default value of this property is recommended. The other available filters are useful for optimizing settling time measurements of step responses. The default value is 48 Tap Standard.
Vertical:Advanced:High Pass Filter Frequency
Specifies the frequency for the highpass filter in Hz. The device uses one of the valid values listed below. If an invalid value is specified, no coercion occurs. The default value is 0.
Vertical:Advanced:Interleaving Offset Correction Enabled
Enables the interleaving offset correction on the specified channel. The default value is TRUE.
Horizontal:Min Sample Rate
Specifies the sampling rate (in Samples/second) for the acquisition. This attribute is invalid when the device is configured to use an external sample clock timebase. When a DDC is enabled, this attribute specifices the IQ rate. When both the Time Per Record Property and the Min Sample Rate Property are set, the attribute that was set first is ignored.
Horizontal:Min Number of Points
Specifies the minimum number of points you require in the waveform record for each channel.
Horizontal:Number of Records
Specify the number of records to acquire.
Horizontal:Reference Position
Specifies the position of the Reference Event in the waveform record as a percentage of the record.
Horizontal:Actual Sample Rate
Returns the actual sample rate used for the acquisition.
Horizontal:Actual Record Length
Returns the actual number of points the digitizer acquires for each channel. The value is equal to or greater than the value you specify in the niScope Configure Horizontal Timing VI.
Horizontal:Enable Time Interleaved Sampling
Extends the maximum sample rate on the specified Active Channel for some devices that support Time Interleaved Sampling (TIS). TIS enables the device to use multiple ADCs to sample the same waveform at a higher effective real-time rate. NI 5152/5153/5154 devices fully support Read/Write ability for this property. For other devices that use TIS mode, such as the NI 5185/5186, this property is Read Only.
Horizontal:Enforce Realtime
Indicates whether the digitizer enforces real-time measurements or allows equivalent-time measurements.
Horizontal:Enable Records > Memory
Allows you to acquire more records than fit in onboard memory.
Horizontal:RIS Num Avg
Specifies the number of averages in each RIS bin.
Horizontal:RIS Method
Specifies the algorithm for random-interleaved sampling, which is used if the sample rate exceeds the Max Realtime Sample Rate.
Horizontal:Maximum Real Time Sample Rate
Returns the maximum real-time sample rate in hertz.
Horizontal:Maximum RIS Rate
Returns the maximum RIS sampling rate in hertz.
Horizontal:Memory Size
Returns the total combined amount of onboard memory for all channels in bytes.
Horizontal:Advanced:Enable TDC
Specifies that the digitizer should record the trigger position precisely using time-digital conversion (TDC).
Horizontal:Advanced:Time Per Record
Specifies the length of time (in seconds) that corresponds to the record length. This attribute is invalid when the device is configured to use an external sample clock timebase. This attribute is also invalid when a DDC is enabled. When both the Time Per Record Property and the Min Sample Rate Property are set, the attribute that was set first is ignored.
Horizontal:Advanced:Acquisition Start Time
Specifies the length of time (in seconds) from the trigger event to the first point in the waveform record.
Triggering:Trigger Type
Specifies the type of trigger to use.
Triggering:Trigger Source
Specifies the source the digitizer monitors for the trigger event. The value must be selected from one of the following valid values.
Triggering:Trigger Output Terminal
Specifies the destination to export the Reference (Stop) Trigger Refer to the device specifications document for a list of valid destinations.
Triggering:Terminal Name
Returns the fully qualified name for the Reference Trigger terminal.
Triggering:Trigger Level
Specifies the voltage threshold for the trigger. The units are volts.
Triggering:Trigger Modifier
Configures the device to automatically complete an acquisition if a trigger has not been received.
Triggering:Auto Triggered
Specifies whether the acquisition was triggered automatically. Auto triggering occurs if the Trigger Modifier property is set to Auto Trigger and no trigger has been received for a certain amount of time.
Triggering:Trigger Hysteresis
Specifies the size of the hysteresis window, in volts, on either side of the trigger level.
Triggering:Trigger Delay
Specifies the trigger delay time in seconds.
Triggering:Trigger Holdoff
Specifies the length of time the digitizer waits after detecting a trigger before enabling the trigger subsystem to detect another trigger. The units are seconds.
Triggering:Trigger Slope
Specifies whether a rising or a falling edge triggers the digitizer.
Triggering:Trigger Coupling
Specifies how the digitizer couples the trigger source.
Triggering:Trigger Impedance
Sets the impedance for the external trigger input.
Triggering:Start To Ref Trigger Holdoff
Pass the length of time (in seconds) you want the digitizer to wait after it starts acquiring data until the digitizer enables the trigger system to detect a reference (stop) trigger.
Triggering:End of Record to Advance Trigger Holdoff
End of Record to Advance Trigger Holdoff is the length of time (in seconds) that a device waits between the completion of one record and the acquisition of pre-trigger samples for the next record. During this time, the acquisition engine state delays the transition to the Wait for Advance Trigger state, and will not store samples in onboard memory, accept an Advance Trigger, or trigger on the input signal..
Triggering:Trigger Window:Window Mode
Specifies whether to trigger when the signal enters or leaves the window specified by the Trigger Window Low Level property or the Trigger Window High Level property.
Triggering:Trigger Window:Low Level
Pass the lower voltage threshold you want the digitizer to use for window triggering.
Triggering:Trigger Window:High Level
Pass the upper voltage threshold you want the digitizer to use for window triggering.
Triggering:Trigger Video:Signal Format
Specifies the video signal format to use.
Triggering:Trigger Video:Line Number
Specifies the line number to trigger on.
Triggering:Trigger Video:Polarity
Specifies whether the video signal is positive or negative.
Triggering:Trigger Video:Event
Specifies the event to trigger on.
Triggering:Trigger Video:Enable DC Restore
Restores the video-triggered data retrieved by the digitizer to the video signal's zero reference point. The default value is FALSE.
Triggering:Trigger Glitch:Glitch Condition
Specifies whether the oscilloscope triggers on pulses of duration less than or greater than the specified Glitch Width.
Triggering:Trigger Glitch:Glitch Width
Specifies the glitch duration, in seconds.
Triggering:Trigger Glitch:Glitch Polarity
Specifies the polarity of pulses that trigger the oscilloscope for glitch triggering.
Triggering:Trigger Width:Width Condition
Specifies whether the oscilloscope triggers on pulses within or outside the duration range bounded by the Width Low Threshold and Width High Threshold properties.
Triggering:Trigger Width:Width Low Threshold
Specifies the low width threshold, in seconds.
Triggering:Trigger Width:Width High Threshold
Specifies the high width threshold, in seconds.
Triggering:Trigger Width:Width Polarity
Specifies the polarity of pulses that trigger the oscilloscope for width triggering.
Triggering:Trigger Runt:Runt Low Threshold
Specifies the lower of two thresholds, in volts, that bound the vertical range to examine for runt pulses.
Triggering:Trigger Runt:Runt High Threshold
Specifies the higher of two thresholds, in volts, that bound the vertical range to examine for runt pulses.
Triggering:Trigger Runt:Runt Polarity
Specifies the polarity of pulses that trigger the oscilloscope for runt triggering.
Triggering:Trigger Runt:Runt Time Condition
Specifies whether runt triggers are time qualified, and if so, how the oscilloscope triggers in relation to the duration range bounded by the Runt Time Low Limit and Runt Time High Limit properties.
Triggering:Trigger Runt:Runt Time Low Limit
Specifies, in seconds, the low runt threshold time.
Triggering:Trigger Runt:Runt Time High Limit
Specifies, in seconds, the high runt threshold time.
Device:CableSense:Voltage
Returns the voltage of the CableSense signal that is written to the EEPROM of the oscilloscope during factory calibration.
Device:CableSense:Mode
Specifies whether and how the oscilloscope is configured to generate a CableSense signal on the specified channels when the niScope CableSense Signal Start VI is called.
Acquisition:Enabled Channels
Returns a comma-separated list of the channels enabled for the session in ascending order.
Triggering:Onboard Signal Processing:Ref Trigger Detection Location
Specifies which reference trigger detection circuitry to use on the device.
Triggering:Onboard Signal Processing:Ref Trigger Min Quiet Time
Specifies the amount of time (in seconds) the trigger circuit must not detect a signal above the trigger level (or below the trigger level if the trigger slope is negative) before the trigger is armed. This property is useful for triggering at the beginning of signal bursts instead of in the middle of signal bursts. The default value is 0.
Fetch:Fetch Record Number
Sets the record to fetch. The record is from a channel you specify. The default value is 0.
Fetch:Fetch Number of Records
Fetches multiple records. If you want to fetch all records from the record you specify in the Fetch Record Number property to the last record configured, use -1. The default value is -1.
Fetch:Fetch Relative To
Specifies which point in the acquired waveform is the first to be fetched. This property specifies what the 'Fetch Offset' is relative to.
Fetch:Fetch Offset
Sets the offset in samples; the samples returned also depend on the Fetch Relative To property. The default value is 0.
Fetch:Data Transfer Block Size
Specifies the maximum number of samples to transfer at one time from the device to host memory. Increasing this number should result in better fetching performance because the driver does not need to restart the transfers as often. However, increasing this number may also increase the amount of page-locked memory required from the system.
Fetch:Fetch Meas Num Samples
Determines the number of samples to fetch from a digitizer when performing a measurement. -1 means fetch all samples from the Fetch Offset property to the end of the current record. The default value is -1.
Fetch:Points Done
Actual number of samples acquired relative to the configured value for Fetch Relative To, including Fetch Offset, and for the current configured Fetch Record Number.
Fetch:Fetch Backlog
Specifies the number of points acquired that have not been fetched yet.
Fetch:Records Done
Returns the number of records your digitizer has acquired.
Fetch:Advanced:Maximum Bandwidth
Specifies the maximum bandwidth that the device is allowed to consume. The NI device limits itself to transfer fewer bytes per second on the PCIe bus than the value you specify for this property.
Fetch:Advanced:Preferred Packet Size
Specifies the preferred size of the data field in the PCI Express packet. In general, the larger the packet size, the more efficiently the device uses the bus. However, some systems, because of their implementation, perform better with smaller packet sizes. The value of this property must be a power of two (64, 128, ... , 512).
Clocking:Reference (Input) Clock Source
Specifies the input source for the PLL reference clock.
Clocking:Reference Clock Rate
If Reference Clock Source is an external source, specifies the frequency (in hertz) of the input clock (reference clock) to which the internal sample clock timebase is synchronized.
Clocking:Output Clock Source
Specifies the output source for the 10 MHz clock to which the sample clock of another digitizer can be phase-locked.
Clocking:Sample Clock Timebase Source
Specifies the source of the sample clock timebase, which is the timebase used to control waveform sampling.
Clocking:Sample Clock Timebase Rate
Specifies, in hertz, the frequency of the external clock used as the timebase source if the Sample Clock Timebase Source is an external source or, if the timebase source is the internal clock for oscilloscopes that support multiple onboard clock rates, of the internal clock.
Clocking:Sample Clock Timebase Divisor
If Sample Clock Timebase Source is an external source, specifies the ratio between the sample clock timebase rate and the actual sample rate, which can be slower.
Clocking:Sample Clock Timebase Multiplier
If Sample Clock Timebase Source is an external source, this property specifies the ratio between the Sample Clock Timebase Rate and the actual sample rate, which can be higher. This property can be used in conjunction with the Sample Clock Timebase Divisor Property.
Clocking:Exported Sample Clock Output Terminal
Exports the sample clock to a specified terminal. This property is not supported by all digitizers.
Clocking:Clock Sync Pulse Source
Specifies the line on which the sample clock or the one-time sync pulse is sent or received.
Clocking:PLL Lock Status
If TRUE, the PLL has remained locked to the external reference clock since it was last checked. If FALSE, the PLL has become unlocked from the external reference clock since it was last checked.
Clocking:Advanced:Oscillator Phase DAC Value
Gets or sets the binary phase DAC value that controls the delay added to the phase-locked loop (PLL) of the sample clock.
Clocking:Advanced:Absolute Sample Clock Offset
Gets or sets the absolute time offset, in seconds, of the sample clock relative to the reference clock.
Device:FPGA Bitfile Path
Gets the absolute file path to the bitfile loaded on the FPGA.
Synchronization:Start Trigger (Acq. Arm): Source
Specifies the source the digitizer monitors for an acquisition arm trigger. When an acquisition arm trigger is received, the digitizer begins acquiring pretrigger samples.
Synchronization:Start Trigger (Acq. Arm): Output Terminal
Specifies the destination to export the Start trigger. When the start trigger is received, the digitizer begins acquiring data. Refer to the device specifications document for a list of valid destinations.
Synchronization:Start Trigger (Acq. Arm):Terminal Name
Returns the fully qualified name for the Start Trigger terminal.
Synchronization:Ready for Start:Output Terminal
Specifies the destination to export the Start trigger. When the start trigger is received, the digitizer begins acquiring data. Refer to the device specifications document for a list of valid destinations.
Synchronization:Ready for Start:Terminal Name
Returns the fully qualified name for the Ready for Start Event terminal.
Synchronization:Advance Trigger:Source
Specifies the source the digitizer monitors for an advance trigger. When the advance trigger is received, the digitizer begins acquiring pretrigger samples for the next record.
Synchronization:Advance Trigger:Output Terminal
Specifies the destination for the advance trigger. When the advance trigger is received, the digitizer begins acquiring pretrigger samples.
Synchronization:Advance Trigger:Terminal Name
Returns the fully qualified name for the Advance Trigger terminal.
Synchronization:Ready for Advance:Output Terminal
Specifies the destination for the advance trigger. When the advance trigger is received, the digitizer begins acquiring pretrigger samples.
Synchronization:Ready for Advance:Terminal Name
Returns the fully qualified name for the Ready for Advance Event terminal.
Synchronization:Arm Reference Trigger:Source
Specifies the source the digitizer monitors for an arm reference trigger. When the arm reference trigger is received, the digitizer begins searching for the reference (stop) trigger from the user-configured trigger source.
Synchronization:Ready for Reference:Output Terminal
Specifies the destination for the Ready for Reference Event. When this event is asserted, the digitizer is ready to receive a reference trigger. Refer to the device-specific documentation in the NI High-Speed Digitizers Help for a list of valid destinations for your device.
Synchronization:Ready for Reference:Terminal Name
Returns the fully qualified name for the Ready for Reference Event terminal.
Synchronization:End of Record:Output Terminal
Specifies the destination for the End of Record event. When this event is asserted, the digitizer has completed sampling a record. Refer to the device specifications document for a list of valid destinations.
Synchronization:End of Record:Terminal Name
Returns the fully qualified name for the End of Record Event terminal.
Synchronization:End of Acquisition:Output Terminal
Specifies the destination for the End of Acquisition event. When this event is asserted, the digitizer has completed sampling all records. Refer to the device specifications document for a list of valid destinations.
Synchronization:End of Acquisition:Terminal Name
Returns the fully qualified name for the End of Acquisition Event terminal.
Synchronization:5 Volt Power:Output Terminal
Specifies the destination for the 5 Volt power signal. Refer to the device specifications document for a list of valid destinations.
Synchronization:Master Enable
Specifies whether the device is a master or a slave.
Acquisition:Binary Sample Width
Indicates the bit width of the binary data in the acquired waveform, which can help you determine which Binary Fetch to use.
Acquisition:Resolution
Indicates the actual resolution in bits of valid data (as opposed to padding bits) in the acquired waveform. Compare to the Binary Sample Width property.
Acquisition:Acquisition Type
Specifies how the oscilloscope acquires data and fills the waveform record.
Acquisition:Sample Mode
Returns the sample mode the digitizer is currently using.
Acquisition:Advanced:Enable RIS in Auto Setup
Indicates whether the digitizer should use RIS sample rates when searching for a frequency in autosetup.
Waveform Measurement:Other Channel
Specifies the second channel for two-channel measurements, such as Add Channels. If processing steps are registered with this channel, the processing happens before the waveform is used in a two-channel measurement. The default value is 0.
Waveform Measurement:Array Gain
Every element of an array is multiplied by this scalar value during the array gain measurement. The default value is 1.0.
Waveform Measurement:Array Offset
Every element of an array is added to this scalar value during the array offset measurement. The default value is 0.0.
Waveform Measurement:Hysteresis Percent
Digital hysteresis that is used in several of the scalar waveform measurements. This property specifies the percentage of the full-scale vertical range for the hysteresis window size. The default value is 2%.
Waveform Measurement:Last Acq. Histogram Size
Specifies the size (that is, the number of bins) in the last acquisition histogram. This histogram is used to determine several scalar measurements, most importantly voltage low and voltage high. The default value is 256.
Waveform Measurement:Voltage Histogram:Size
Specifies the number of bins in the running voltage histogram. The default value is 256.
Waveform Measurement:Voltage Histogram:Low Volts
Specifies the minimum voltage value in the running voltage histogram. The default value is -10.0.
Waveform Measurement:Voltage Histogram:High Volts
Specifies the maximum voltage value in the running voltage histogram. The default value is 10.0.
Waveform Measurement:Time Histogram:Size
Determines the multiple acquisition time histogram size. The size is set during the first call to a time histogram measurement after you clear the measurement history with niScope Clear Waveform Measurement Stats.
Waveform Measurement:Time Histogram:Low Volts
Specifies the low voltage limit for the multi-acquisition time histogram. Only points in the waveform between the low and high voltage limits are included in the histogram. The default value is -10.0.
Waveform Measurement:Time Histogram:High Volts
Specifies the high voltage limit for the Multi-Acquisition time histogram. Only points in the waveform between the low and high voltage limits are included in the histogram. The default value is 10.0 V.
Waveform Measurement:Time Histogram:Low Time
Specifies the minimum time limit (in seconds) of the multi-acquisition time histogram, where the time is in seconds relative to the trigger position. Only points in the waveform between the low and high time limits are included in the histogram. The default value is -5.0e-4 .
Waveform Measurement:Time Histogram:High Time
Specifies the maximum time limit (in seconds) of the Multi-Acquisition time histogram, where the time is in seconds relative to the trigger position. Only points in the waveform between the low and high time limits are included in the histogram. The default value is 5.0e-4 .
Waveform Measurement:Interpolation:Polynomial Interpolation Order
Specifies the order of the polynomial used during the polynomial interpolation array measurement. For example, an order of 1 is linear interpolation whereas an order of 2 specifies parabolic interpolation. Any positive integer is valid. The default value is 1 (linear interpolation).
Waveform Measurement:Interpolation:Sampling Factor
The new number of points for polynomial interpolation is the sampling factor times the input number of points. The default value is 0.0.
Waveform Measurement:Filter:Type
Specifies the type of digital filter. The default value is lowpass.
Waveform Measurement:Filter:FIR Taps
Specifies the number of taps for the finite impulse response filter. This value must be odd if the filter type is highpass or bandstop. Otherwise, the magnitude response goes to zero as the frequency goes to half the sampling rate. The default value is 25.
Waveform Measurement:Filter:FIR Window
Specifies the FIR window type. The symmetric windows are applied to the FIR filter coefficients to limit passband ripple in FIR filters. The default value is None (0).
Waveform Measurement:Filter:Width
Specifies the width (in Hz) of a bandpass or bandstop filter. The cutoff frequencies are the (center frequency property ± 0.5 × filter width). The default value is 1.0e3.
Waveform Measurement:Filter:IIR Order
Specifies the order of the infinite impulse response filter. The default value is 2.
Waveform Measurement:Filter:Cutoff Frequency
Specifies the cutoff frequency in hertz for filters of type lowpass and highpass. The cutoff frequency definition varies depending on the filter. The default value is 1.0e6 Hz.
Waveform Measurement:Filter:Center Frequency
The center frequency in hertz for filters of type bandpass and bandstop. The width of the filter is specified by Filter Width, where the cutoff frequencies are the center width. The default value is 1.0e6 Hz.
Waveform Measurement:Filter:Ripple
Specifies the amount of passband ripple (in dB) for Chebyshev filters. More ripple gives a sharper cutoff for a given filter order. The default value is 0.1.
Waveform Measurement:Filter:Percent Waveform Transient
The percentage (0 - 100%) of the infinite impulse response (IIR) filtered waveform to eliminate from the beginning of the waveform. This action allows eliminating the transient portion of the waveform that is undefined due to the assumptions necessary at the boundary condition. The default value is 20.0%.
Waveform Measurement:Reference Levels:Channel Based Low Ref Level
Specifies the low reference level used in many scalar measurements. The default value is 10.0%.
Waveform Measurement:Reference Levels:Channel Based Mid Ref Level
Specifies the mid reference level used in many scalar measurements. The default value is 50%.
Waveform Measurement:Reference Levels:Channel Based High Ref Level
Specifies the high reference level used in many scalar measurements. The default value is 90%.
Waveform Measurement:Reference Levels:Units
Specifies the units for the waveform measurement reference levels.
Waveform Measurement:Reference Levels:Percentage Units Method
Specifies the method used to map percentage reference units to voltages. The default value is BaseTop.
Onboard Signal Processing:DDC:DDC Enabled
Enables/disables the digital downconverter (DDC) block of the digitizer. When the DDC block is disabled, all DDC-related properties are disabled and have no effect on the acquired signal. The default value is FALSE.
Onboard Signal Processing:DDC:Data Processing Mode
The way in which data is processed by the DDC block. The default value is Complex.
Onboard Signal Processing:DDC:Frequency Translation Enabled
Enables/disables frequency translating the data around the user-selected center frequency down to baseband. The default value is TRUE.
Onboard Signal Processing:DDC:Center Frequency
The frequency at which the DDC block frequency translates the input data. The default value is 10 MHz.
Onboard Signal Processing:DDC:Fetch Interleaved IQ Data
Specifies whether a fetch call retrieves a single waveform with I and Q interleaved, or two separate waveforms. If enabled, the number of elements returned by scalar fetch types (such as 16-bit integer) is twice the requested number of samples. If disabled during DDC acquisitions in Complex mode, two noninterleaved arrays of data are returned per channel, per record.
Onboard Signal Processing:DDC:Q Source
Specifies the channel that is the input to the Q data stream of the DDC.
Onboard Signal Processing:DDC:Signal Adjustments:Frequency Translation:Frequency Translation Phase I
The I oscillator phase in degrees at the first point acquired. The default value is 0.
Onboard Signal Processing:DDC:Signal Adjustments:Frequency Translation:Frequency Translation Phase Q
The Q oscillator phase in degrees at the first point acquired. Use this property only when the Data Processing Mode property is set to Complex. The default value is 90.
Onboard Signal Processing:Equalization:Equalization Filter Enabled
Enables the onboard signal processing equalization FIR block, which is connected directly to the input signal. The equalization filter is designed to compensate the input signal for artifacts introduced to the signal outside of the digitizer. Because this filter is a generic FIR filter, any coefficients are valid. Coefficient values should be between +1 and -1. The default value is FALSE.
Onboard Signal Processing:Equalization:Equalization Num Coefficients
Returns the number of coefficients that the equalization FIR filter can accept. This filter is designed to compensate the input signal for artifacts introduced to the signal outside of the digitizer. Because this filter is a generic FIR filter, any coefficients are valid. Coefficient values should be between +1 and -1.
Onboard Signal Processing:Fractional Resample:Fractional Resample Enabled
Enables the onboard signal processing block that resamples the input waveform to the user desired sample rate. The default value is FALSE.
Onboard Signal Processing:OSP Overflow Error Reporting
Configures error reporting when the onboard signal processing block detects an overflow in any of its stages. Overflows lead to clipping of the waveform. The default value is Warning.
Peer-to-Peer:P2P Enabled
Specifies whether the digitizer writes data to the peer-to-peer endpoint. This property is endpoint-based.
Peer-to-Peer:Channels to Stream
Specifies which channels will be written to a peer-to-peer endpoint. If multiple channels are specified, they will be interleaved by sample. This property is endpoint-based. The default value is 0.
Peer-to-Peer:Endpoint Size
Returns the size, in samples, of the peer-to-peer endpoint. This property is endpoint-based.
Peer-to-Peer:Samples Available In Endpoint
Returns the current number of samples available to stream from a peer-to-peer endpoint. This property is endpoint-based.
Peer-to-Peer:Most Samples Available in Endpoint
Returns the most number of samples available to stream from a peer-to-peer endpoint since the last time this property was read. This property is endpoint-based.
Peer-to-Peer:Samples Transferred
Returns the number of samples transferred through the peer-to-peer endpoint since the endpoint was last reset. This property is endpoint-based.
Peer-to-Peer:Endpoint Overflow
Returns TRUE if the peer-to-peer endpoint has overflowed. Reset the endpoint to clear the overflow condition. This property is endpoint-based.
Peer-to-Peer:FIFO Endpoint Count
Returns the number of FIFO-based peer-to-peer endpoints this device supports.
Peer-to-Peer:Onboard Memory Enabled
Specifies whether the digitizer writes data to onboard memory when a peer-to-peer endpoint is enabled.
Peer-to-Peer:Stream Relative To
Determines which trigger peer-to-peer data is streamed relative to. The default value is Start Trigger.
Peer-to-Peer:Samples Transferred Per Record
Returns the number of samples transferred per record when you set the Stream Relative To property to Reference Trigger or Sync Trigger.
Peer-to-Peer:Manual:Manual Configuration Enabled
Enables and disables manual configuration of a peer-to-peer endpoint. These attributes cannot be used if an endpoint is being configured by NI-P2P, or a resource reservation error will result. This property is endpoint-based.
Peer-to-Peer:Manual:Configuration:Data Transfer Permission Address
Returns the address of a hardware register used to grant permission for the peer-to-peer endpoint to write data to another peer. The type of this address is determined by the Data Transfer Permission Address Type property. Permission is granted in bytes and the register is additive. This property is endpoint-based.
Peer-to-Peer:Manual:Configuration:Data Transfer Permission Address Type
Specifies the type of address returned to the user from the Data Transfer Permission Address property. This property is endpoint-based.
Peer-to-Peer:Manual:Configuration:Destination Window Address
Specifies the destination for data written by the peer-to-peer endpoint. The type of this address is specified by the Destination Window Address Type property. This property is endpoint-based.
Peer-to-Peer:Manual:Configuration:Destination Window Address Type
Specifies the type of the Destination Window Address property. This property is endpoint-based.
Peer-to-Peer:Manual:Configuration:Destination Window Size
Specifies the size, in bytes, of the destination window determined by the Destination Window Address and Destination Window Address Type properties. This property is endpoint-based.
Peer-to-Peer:Manual:Notification:Push Message On
Specifies the event to push the Message Push Value property to the Message Push Address property. Specifying Done will push the message when the acquisition has completed. This property is endpoint-based.
Peer-to-Peer:Manual:Notification:Message Push Address
Specifies the address to push the Message Push Value to on the event specified by the Push Message On property. This property is endpoint-based.
Peer-to-Peer:Manual:Notification:Message Push Address Type
Specifies the type of the Message Push Address property. This property is endpoint-based.
Peer-to-Peer:Manual:Notification:Message Push Value
Specifies the value to be pushed to the Message Push Address property on the event specified in the Push Message On property. This property is endpoint-based.
Device:Temperature
Returns the temperature of the device in degrees Celsius from the onboard sensor.
Device:Serial Number
Returns the serial number of the device.
Device:Accessory:Gain
Returns the calibration gain for the current device configuration.
Device:Accessory:Offset
Returns the calibration offset for the current device configuration.
Inherent IVI Attributes:User Options:Range Check
Specifies whether to validate property values and function parameters. If enabled, the instrument driver validates the parameter values that you pass to driver functions. Range checking parameters is very useful for debugging. After you validate your program, you can set this property to FALSE to disable range checking and maximize performance. The default value is TRUE. Use niScope Initialize with Options to override this value.
Inherent IVI Attributes:User Options:Query Instrument Status
Specifies whether the instrument driver queries the instrument status after each operation. Querying the instrument status is very useful for debugging. After you validate your program, you can set this property to FALSE to disable status checking and maximize performance. The instrument driver can choose to ignore status checking for particular properties regardless of the setting of this property. The default value is TRUE. Use niScope Initialize with Options to override this value.
Inherent IVI Attributes:User Options:Cache
Specifies whether to cache the value of properties. When caching is enabled, the instrument driver keeps track of the current instrument settings and avoids sending redundant commands to the instrument. Thus, you can significantly increase execution speed. The instrument driver can choose always to cache or never to cache particular properties, regardless of the setting of this property. The default value is TRUE. Use niScope Initialize with Options to override this value.
Inherent IVI Attributes:User Options:Simulate
Specifies whether to simulate instrument driver I/O operations. The default value is FALSE. Use niScope Initialize with Options to override this value.
Inherent IVI Attributes:User Options:Record Value Coercions
Specifies whether the IVI engine keeps a list of the value coercions it makes for ViInt32 and DBL properties. The default value is FALSE. Use niScope Initialize with Options to override this value.
Inherent IVI Attributes:User Options:Interchange Check
Specifies whether to perform interchangeability checking and log interchangeability warnings when you call VIs. Interchangeability warnings indicate that using your application with a different instrument might cause different behavior.
Inherent IVI Attributes:Driver Identification:Description
A string that contains the description of the instrument.
Inherent IVI Attributes:Driver Identification:Driver Prefix
A string that contains the prefix for the instrument driver. The name of each user-callable function in this driver starts with this prefix.
Inherent IVI Attributes:Driver Identification:Driver Vendor
A string that contains the name of the vendor that supplies this driver, for example, "National Instruments".
Inherent IVI Attributes:Driver Identification:Revision
The string that contains additional version information about this instrument driver.
Inherent IVI Attributes:Driver Identification:Class Specification Major Version
The major version number of the class specification with which this driver is compliant.
Inherent IVI Attributes:Driver Identification:Class Specification Minor Version
The minor version number of the class specification with which this driver is compliant.
Inherent IVI Attributes:Driver Capabilities:Supported Instrument Models
A string that contains a comma-separated list of the instrument model numbers supported by this driver.
Inherent IVI Attributes:Driver Capabilities:Class Group Capabilities
A string that contains a comma-separated list of class-extension groups that this driver implements.
Inherent IVI Attributes:Driver Capabilities:Channel Count
Indicates the number of channels that the specific instrument driver supports. For channel based properties, the IVI engine maintains a separate cache value for each channel.
Inherent IVI Attributes:Instrument Identification:Manufacturer
A string that contains the name of the instrument manufacturer, for example, "National Instruments".
Inherent IVI Attributes:Instrument Identification:Model
A string that contains the model number of the current instrument.
Inherent IVI Attributes:Instrument Identification:Firmware Revision
A string that contains the firmware revision information for the current instrument.
Inherent IVI Attributes:Advanced Session Information:Logical Name
A string that contains the logical name you specified when opening the current IVI session.
Inherent IVI Attributes:Advanced Session Information:Resource Descriptor
Indicates the resource descriptor the driver uses to identify the physical device. If you initialize the driver with a logical name, this property contains the resource descriptor that corresponds to the entry in the IVI Configuration utility. If you initialize the instrument driver with the resource descriptor, this property contains that value.
Device Specific:IF Digitizer:Fetch Interleaved Data
Specifies whether to interleave I and Q data retrieved from the IF digitizer in a single array or to retrieve two separate arrays, one for I data and another for Q data.
Device Specific:IF Digitizer:Device Number
Returns the device number of the IF digitizer associated with the current session.

NI-SCOPE LabVIEW VI Reference

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