Questions tagged [scpi]
For questions about the Standard Commands for Programmable Instruments ("SCPI") standard, which defines the syntax and commands for controlling electronic instruments such as power supplies and oscilloscopes.
21
questions
0
votes
1
answer
31
views
SCPI command SYSTem:ERRor?
I need to send some SCPI to a power supply IT6000C.
Part of the code is to check if the instrument is in over voltage protection (OVP) or current protection (OCP).
I don’t manage to find a SCPI ...
0
votes
1
answer
300
views
SCPI for SIGLENT SDG2042X
I have been writing python automating scripts for an O-scope and an AWG. I am having issues sending Arbitrary waveforms to the AWG, the model is Siglent SDG2042X. I have the manual and it has an ...
- 15
0
votes
1
answer
321
views
SCPI OPC command not working
I am writing a SCPI script in Python for the Siglent SDS1104X-E. I have been banging my head for a few days trying to get this to work. Below is my main py file:
...
- 15
2
votes
1
answer
214
views
Scaling Waveform from LeCroy 4104HD using Python/IEEE488.2
I am automating control of a LeCroy oscilloscope using IEEE488.2 and Python/PyVisa.
It seems like it should be relatively straightforward. I use the WF? command to get the waveform + header, I use the ...
- 31
0
votes
0
answers
69
views
Siglent SDS Oscciloscope VISA disconnection
I'm currently connecting my Siglent SDS1202X-E Digital Storage Oscilloscope to my lab PC using a USB cable. I took advantage of the VISA interface that it has and used PyVISA package to write script ...
0
votes
1
answer
306
views
Measurement of delay between two signals using MSO4104 with PyVisa
I need to automate the measurement of delay between two signals using the oscilloscope. I am using MSO4104 from Tektronix. I programmed the oscilloscope for delay measurement, but I am not getting the ...
- 1,578
0
votes
1
answer
196
views
Problems enabling remote voltage-sense Rigol load DL3021 via SCPI
I am automating some tests with Rigol hardware. There is only one bottleneck in the SCPI implementation that I can't figure out: How to enable the remote voltage-sense terminals on the Rigol DP3021 ...
- 195
1
vote
1
answer
793
views
Standard SCPI Error codes?
I'm writing code that sends SCPI commands to various instruments (power supplies, o'scopes, data acquisition, etc.)
The TDK Lambda power supply is returning the code "C01" which means "...
- 275
0
votes
2
answers
2k
views
How to use SCPI over RS232 with a Rigol Programmable load?
I have a Rigol DL3021 programmable load. I'd like to control it as part of an automated test setup, over SCPI from a Linux box.
Their programming manual assumes you're on a Windows machine and wants ...
- 433
0
votes
0
answers
286
views
Standard SCPI commands - Hantek DSO4004C Series
I own an oscilloscope from Hantek (DSO4254C). Want to write my own library for accessing the DSO in C which uses the usbtmc driver in Linux. Are there some standard IEEE488 commands which the DSO ...
user206859
0
votes
1
answer
238
views
Labview cannot send command error
i'm trying to control keysight instrument. And i constructed a block diagram in Labview. It works at first, but at second time it won't even respond to *IDN? Command. Visa read block gives timeout ...
1
vote
2
answers
1k
views
GPIB/SCPI Error Codes
I'm using a modern NI USB-GPIB adapter with NI-MAX 19/488.2 to query an Agilent E8361A VNA with SCPI commands.
Commands such as *IDN? and ...
- 11
2
votes
0
answers
22
views
get the failed step name from KIKUSUI TOS9200/TOS9201
I'm using the KIKUSUI TOS9200/TOS9201 HIPOT tester, by setting a program number.
If a step in the program fails, I use the MON command get the step monitor values.
The information I need is in the ...
- 21
1
vote
1
answer
121
views
Time taken by power supply to reach output voltage
My question is regarding programmable power supplies. If I send a SCPI command to the power supply using USB/RS-232 or some other serial communication, how do i know the time taken by the power supply ...
- 33
1
vote
2
answers
2k
views
For SCPI programming in python, Is it necessary to install a NI-VISA back-end if you are trying to iterface with a non-National Instruments device? [closed]
[background/context] hello, I am trying to learn to automate measurement devices using SCPI commands, but instead of using Labview I decided to go with python. I have played around with SCPI commands ...
0
votes
0
answers
49
views
2x GPIB via USB Adapter
I have 2 of the normal Agilent E3646A power supplies and an Agilent
GPIB/USB adapter.
All 3 devices have different GPIB addresses and the two supplies are connected together with a GPIB cable.
...
- 1,314
0
votes
1
answer
109
views
Getting Agilent USB GBIP Adapter to work with NI-Visa or R&S GBIP over USB with Agilent Visa
This Visa/IVI jungle is pretty much a desaster. Not enough that each package contains GBs or data, they also cause problems when installed in parallel (one example: https://www.mathworks.com/support/...
- 1,314
1
vote
7
answers
10k
views
Retrieving data from Agilent 34401A Digital Multimeter over the RS232 interface
I want to interface Agilent 34401A Digital Multimeter over the RS232 interface. The settings (baud rate, parity, number of start and stop bits) are set to be same on multimeter, pc (device manager) ...
- 203
3
votes
2
answers
1k
views
Reading an Analog Voltage Waveform with a Programmable Scope
I am trying to automate the use of a Tektronix TBS 1052B digital oscilloscope in order to get the waveform for an analog voltage signal. Or in other words, get a number of voltage measurement samples ...
- 581
1
vote
1
answer
198
views
SCPI OUTput:COUPling command parameters AC|DC
In the SCPI-99 standard command reference the command 'output:coupling' is specified as taking the parameters 'AC' or 'DC'. However, this is the first time such a data type is mentioned! Should these ...
- 825
1
vote
3
answers
560
views
SCPI message exchange control implementation
This is more of a software question but I figured more would be known about SCPI (IEEE 488.2) here.
I am implementing a full serial (using IEEE 1174) SCPI parser on an IC device but am wondering ...
- 825