Agilent 33521A control VI
Hi, I am a newbie to labview and currently struggling to in writing VI for controlling Agilent 33521A function generator. Basically, I would like to control the function generator and receive its...
View ArticleGPIB-USB-HS Windows 7 can not load device drfiver for the hardware. The...
The driver is version 3.1.0,49154 and when I go to Update Driver message returns I have the most current. In NI-MAX the GPIB shows in device and instruments. How can I get Win 7 to load the driver?
View Article82351a with labwindows cvi
Hello,I am trying to use Labwindows CVI 2013 with a GPIB card, Agilent 82351a and it can't talk with a GPIB instrument connected to the GPIB card.NI-MAX can see the 82351a card but I can't use this...
View Article82351a with labwindows cvi
Hello,I am trying to use Labwindows CVI 2013 with a GPIB card, Agilent 82351a and it can't talk with a GPIB instrument connected to the GPIB card.NI-MAX can see the 82351a card but I can't use this...
View ArticleSave custom file name using MS Office Report Express VI
When my program creates a report, I want to save it as a serial number defined in the report. I want to use the MS Office Report Express VI to do this but unfortunately it only allows you to save the...
View ArticleProblem of connection between Signal Generator R&S SMG and GPIB
Hello everybody, I have many instruments that I control with GPIB including the signal generator R&S SMG, and I can communicate with the SMG but after a time, MAX NI doesn't recognize it and I...
View Articlevisa, Data mismatch
Good afternoon.Im really new in comunications so I will apricate your help.I have a Vi that sends and recieve data, so it is a constantly changing state machine that changes from "transmit" and...
View ArticleUse GPIB-USB-HS in place of HP Comm Card (82335)?
Recently had one of my engineers use an old computer, and found it is having hard drive issues. I got the old PC back up and running, but I think that this is a good time to try and upgrade the...
View ArticleI have two gpib-usb-hs devices; both of them work in MAX but only one will...
Hi, For my application I need to communicate with two instruments using two gpib-usb-hs devices. I am using Windows XP, Labview 6.1, MAX version 5.1 and NI488.2 version 2.42. I have checked and this...
View ArticleParalell talking on the GPIB bus
Hi, My system uses GPIB bus. I controll that using VISA libraries from LV. One controller and ten devices connecet to the bus. Can I have two session opened - one sesion per device - and receive (to...
View Articleunable to change gpib interface id and primary address change with ni max...
I am using Windows 7. I have a GPIB_USB_HS adaptor and I can not change the GPIB Interface ID (Primary address). The NI max says you should be administrator to be able to change (while I am the...
View Articleprogramable amplifier
Hi all,actualy i want to control an amplifier by increasing or decreasing the gain depend on the out put,I am using SR570 amplifier which include 28stage of sensetivity from 1pA to 1mA, and i am...
View ArticleAtmega32 and Labview data read and write
Hallo allIn my internship program I have to write a program to communicate Atmega32 with labview. In UART 5 byte is comming,First byte is address byte2 & 3 bytes are current values and 4 & 5...
View ArticleProbleme communication Pt1000 et MAX
Bonjour,J'ai un probleme de communication entre MAX et un Agilent,Je dispose d'un agilent 34970A, d'un GPIB et d'une carte insere dans l'agilent (34901A). Avec MAX je communique avec "communicate with...
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how to use subset string on read visa
Hi everybody,please help me, i have problem about how to pick some string on String indicator (Display Hex)please see pict below : look at read buffer indicator, how to pick them one by one (Volt,...
View ArticleVISA serial port reading/ writing
hi, i'm writing program for microcontroller that using serial port for reading and writing data.after boot, program must to wait 10 seconds to receive data from serial portcode: init serial port by...
View Articlepreview serial buffer
Is their a way to preview a serial buffer? So that I can read its contents without flushing/clearing the buffer?
View ArticleAgilent E4980A Measurement Speed and Data Acquisition Speed
I am using E4980A LCR meter, I need very fast data aquisition unfortunately limited by device own speed with 5.6 ms per measurement which means nearly 178 Hz. I am using usb interface with the software...
View ArticleGPIB USB HS
Dear I am trying to use NI GPIB USB HS to control keithley 6487. When I use Measurments and Autmation Explorer, It sees the keithley and takes control. But when I use the Tools /Instrumantation/ Find...
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USB-232/2 shows COM ports but no VISA resources found!
Hi, I'm using a NI USB-232/2 interface to connect my OMEGA Engineering temperature controller to computer. The temperature controller is communicating with computer via hypertermianl and the...
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