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Channel: Instrument Control (GPIB, Serial, VISA, IVI) topics
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agilent 856x series

Hi All,I am new to this group. I am using labview to trace the data from 8563EC signal measurement. I am using Query TraceArray.vi to trace the data from the instrument. But it seems like it is tracing...

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visa write unsuccessfully

Hi there,  Currently i integrate the ft232r usb uart ic chip with labview platform. I am conducting a basic test to check if the chip can communicate well with labview. The chip is set to send a...

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sbrio9636 VISA Error -1073807202

Hello I have a sbRIO9636 and the test instruments. I just want to connect sbRIO and Test instruments(with RS232). I am trying to connect RS232 (9 pin) via serial ports..I also have Measurement &...

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How send numerical values through VISA Serial Write... because VISA Serial...

Hi folks, I want to send "numerical values" (0 - 255) through the VISA Write (Serial) the problem is that this VI only lend me to send "strings"... and I need to send numbers. Check below please!...

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Measurement and Automation Explorer gets different Visa resource names for...

Hi I am trying to run some old software on an XP machine. The Measurement and Automation Explorer gets  different Visa resource names every time I run iteg it starts off with ASRL15:INSTR, ASRL16:INSTR...

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PX statistics example displaying 0

Dear NI community, I was trying to connect remotely to LeCroy WaveRunner 104MXi-A oscilloscope in order to get statistics (sdev etc.).I run the examples for Lecroy (Acquire and Read MyMeasurements.vi)...

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How to assign step numbers in Watlow Profile?

Hi, I need to write watlow profile using LabVIEW. I need to create profile, Wirte steps, load profile, Run profile etc. with LabVIEW.I did most coding and have few questions about adding new steps in...

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VISA 1073676294 , aber no data come

 Hello ! I have a sbRIO9636 and the test instruments. I just want to connect sbRIO and Test instruments(with RS232). I am trying to connect RS232 (9 pin) via serial ports..I also have Measurement &...

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communication with a USB RAW Device

Hi everyone, I am new with programming VISA.  As part of my first few tasks, I am learning to establish a USB communication with instruments. From the little research I have done so far, I found that...

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Use NI-8452 be a Slave device in SMBUS , NI-8452 will be interrupted in...

Use NI-8452 be a Slave device in SMBUS , 8452 will be interrupted in communcation. Ni 8452 is to simulate a slave device like as Battery, and Master (like Charge) always ask slave device(8452)...

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labview code for multiple source meters

Hi all, I have developed a code to interface a keithley 24xx instrument but now i have a doubt that if i want to interface some 10 instrumets at a time so how can i write the logic for that.please...

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How To Setup viOpen Sessions Limit

I want to alloc some buffer to buffering DMA data from PCIe FPGA, my idea is create 512KB * 2048 buffer about 1GB, and i want to use the buffer by virtual address(VI_ATTR_WIN_ACCESS = VI_DEREF_ADDR),...

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controling a DC power supplies (hp 66000 Mps mainfram)

controling a DC power supplies (hp 66000A Mps mainfram) via labview by using GPIB- USB. so I will do project to control 8 power supplies by using Labview programme:1-how to connect power supplies with...

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GPIB-USB-HS Fail

I have a  GPIB-USB-HS S/N 18526B6 but I can't use I plug  to my PC and just turn on  green led after that turn on amber led after that both leds turn off and the NI Max can't find it something can help...

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manage requests between acquisition and control program using agilent 34970A

Hello I realized a program for data acquisition with labview and agilent 34970, acquisition in real time works very well with a time you sampling from a second ... there is no problemto complete the...

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VISA write buffer

How do figure out what hex values to write in the write buffer?

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How can I communicate with RS232 on RTtarget

Hello, Unfortunately I am not very experienced using Labview and need your help. I am trying to commuicate with an massflowcontroler (MFC) with cRIO9074 respectively cRIO9870. It is working well using...

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Why does UDP Write Pass 3's as Hexidecimal Placeholders?

HI everyone.  I'm having trouble making two machines communicate via UDP protocol.  I have one computer (Host) which is attempting to pass a specific message to another computer (Receiver)  via UDP...

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n6700 query max current is timing out

I have the N6700 chassis and have installed the IVI driver for it.  I have two different modules in the chassis.  Both exhibit the same issue.  I initialize them, which works fine.  I disable the...

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How to use "GPIB-USB-HS" on MacBook Pro

Hi, all:I have a "GPIB-USB-HS" and I have install "NI-VISA-5.4.1" on my MacBook Pro.How can I connect to a device which has connect to my "GPIB-USB-HS"? 

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