*RST (Reset)

Command Syntax

*RST

Description

Places FlexDCA in a known start-up state. This is the same actions as using the :SYSTem:DEFault command or clicking FlexDCA's Setup > Default Setup menu command. The following table lists the reset conditions. An autoscale is not performed. Use the *OPC? query to notify the calling program when an operation is complete.

FlexDCA Default Settings

Feature	Setting
Mode of Operation	Oscilloscope Mode
Acquisition
Run/Stop	Run
Smoothing	None
Number of Averages	16 (range: 2 to 32,768)
Base Measurement Configuration
Top-base Definition	Auto
Thresholds	10%, 50%, 90%
Eye Boundary 1	40% for NRZ eyes (Range: 0—100%)
Eye Boundary 2	60% for NRZ eyes (Range: 0—100%)
Channels
Display	Lowest numbered installed channel is on, all other channels are off
Bandwidth	Dependent on type of installed module
Scale	Dependent on type of installed module
Offset	0V or 0W (Dependent on type of installed module)
Units	Volts (or Watts) (Dependent on type of installed module)
Display
Persistence	Variable (Oscilloscope mode) Gray Scale (Eye/Mask mode)
Persistence Time	300 ms, variable persistence (Range: 100 ms to 40s)
Grid	On
Grid Intensity	100% (Range: 0 to 100)
Colors	Default color legend
UI Color Theme	not changed
Dialog Size	not changed
Dialog Opacity	not changed
Dialog Transparent Background	off
Mode Switch Animation	not changed
Connect Waveform Dots	Off
Histograms
Mode	Off
Placement	Left
Window source	First available channel
Scale	Linear
Horizontal (Time Base)
Scale	20 ps/div 1 ns/div (86100C)
Delay from Trigger	24 ns
Reference	Left
Units	Time
Jitter Mode Measurement Configuration
Jitter Mode Graph	Histogram: Y Axis Linear Bathtub Scale: BER Layout: Quad
Jitter Mode Measurements	Units: Seconds Signal type: Auto Detect Results based on: Both Edges Sampling Level: 50% TJ Measurement BER: 1.0E-12 RJ Stabilization: off RJ Compensation: off
Jitter Mode Amplitude Measurements	Measurement Location: 50% Graphs based on: Both Edges One/Zero Level Definition: Average Units: Volts or Watts RIN Relative to: One Level RIN Normatilization: Decibel TI Measurement BER: 1.0E-12 RN Stabilization: off RN Compensation: off
Limit test	Off
Markers	Off
Mask Test Measurement Configuration
Mask test	Off
Alignment Method	NRZ Eye
Alignment Timing	Once
Mask Scale Mode	X and Y
Y-Axis Mask Align Measurement Area	Eye Boundaries (Align to One, Zero Levels)
Trigger
Source	Front Panel
Hysteresis	Normal
Slope	Rising Edge
Bandwidth	Clock Trigger (50 MHz - 32 GHz)
Waveform Memory
Memory Display	All Off
Waveform Source	First available channel or Memory 1
Waveform Signal Processing	Current function deleted

Python Example

import visa # PyVISA library
rm = visa.ResourceManager()
flex=rm.open_resource('TCPIP0::localhost::hislip0,4880::INSTR')
flex.query('*RST;*OPC?')
flex.write(':SYSTem:GTLocal')
flex.close()