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Channel: Instrument Control (GPIB, Serial, VISA, IVI) topics
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Keithley 6517Continuous Voltage Read

Hello, I'm working with a Keithley 6517A Electrometer/High Resistance Meter. I've downloaded the driver (http://sine.ni.com/apps/utf8/niid_web_display.model_page?p_model_id=2978) and successfully...

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get waveform agilent source 6812b with labview

Hello everybody, I'm trying get current and voltage waveforms of a electric circuit with some loads with a agilent 6812b source. For that, I have built a program in labview(attachment) and I get good...

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multiple vision acquisition with single camera

i am able to acquire a single image with a usb camera, i wanted to know if there was a way of acquiring 10 images simultaneously

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Process nimxs.exe automatically calling VISA::viFindRsrc.

The process nimxs.exe running in the background is automatically calling VISA::viFindRsrc every time the device I am testing is connected to my computer. The device is connected as a network adapter....

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Plot more than one analog value to a waveform chart by reading from Serial Port

I have 4 LDRs and I want to plot their values to a waveform chart by reading them from the serial port. I have looked around and found an example of a VI plotting one value to a waveform chart...

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VISA Find resource function regular expression

Hi guys, I've been trying to get which Serial port is a GPS receiver connected to using the VISA Find Resource Function with no luck. The idea is to use a regular expression similar to...

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Chromalox 6040 and 6050 temperature controller with RS485

Hi,  I have a Chromalox heater and the Tempererature controllers (6040 and 6050).  Both controllers has the RS485 hook-up.  I would like to know how to communicate with these devices.  The devices...

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VISA Serial baud rate mismatch

Hi guys, I have a vi to read GPS parameters via Serial port. First I configure the serial port, then I write some configuration parameters via Serial and then I start getting messages with position,...

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control Quickset\moog QPT-90 tilt positioner

I have the QPT-90 conected to my computer via rs232does someone have a working vi for this product?

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TDS 2012 some driver Vi´s work but Acquire Waveform produces an empty...

I ll be talking about using a RS232 Serial Connection here. Here is what works: I have a large program that allows me to set and measure values on the oscilloscope. So far I have managed to set...

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Agilent 34970 EZ scan.vi error

I am trying to talk to an Agilent 34970A using the Agilent 34970 EZ scan.vi.  I am having trouble getting it to work via GPIB to USB using a NI GPIB-USB-HS.  I am getting an error in VISA Open.  Error...

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HP/Agilent 33120A Single Pulse Using Burst

Hello, I am trying to trigger an on demand pulse from an HP 33120A function generator. The pulse has to be a single, 0-5V ramp with adjustable frequency/period. I was able to get as much from the FG by...

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Issues with Prologix GPIB to Ethernet not being recognized by MAX

My client has a Prologix GPIB to Ethernet interface and MAX does not recognize it. Anyone deal with this? Labview 2012 SP1 and latest Prologix drivers.

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Agilent 34980A (with 34921A module) returns an incorrect 1st measurement with...

Hello all! I'm trying to get to the bottom of an intermittent issue that we've had for a while.  Sometimes, the first measurement returned from a scan does not match the rest of the measurements.  In...

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Get data from scope using Agilent 6000 driver

Hi ,  I would like to capture what ever I have on the scope without triggering it to do a measurement. So the output from DUT trigegrs the scope. The data that I want is now displayed on the scope...

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How to use Simple Series example VI to control an instrument

When I type in a command the response I get is the exact same as the command, and not the actual response. It seems like LabView isn't really sending the command to the instrument. How can I get...

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VISA : USB through PIC microcontoller, writing is good, but not reading

Hi guys; I'm trying to put together a simple VISA USB read/write program to test communication from Labview to a PIC microcontroller.I've found an example on youtube and wanted to try to implement it....

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VMIC

Hi, I am using LabVIEW 2013 on a desktop PC and a LabVIEW RT 2013 in a PXI chassis. A GE VMIC 5565 which is placed on the PXI chassis is used to communicate via VMIC interface. I use VMIC both writing...

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ASCII commands through USB

Hello, I am currently trying to communicate to a load cell indicator (Omega DFG-RS3) using Labview to continuously stream data. I am new to using the VISA functions within Labview as well as trying to...

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MAXVISATimeoutError when 82357A USB-to-IEEE488 installed under Windows 7.

I have an Agilent 82357A USB-to-IEEE488 adapter on a Windows 7 64-bit machine. The problem is that I can't communicate with IEEE488 devices after I cycle power to the system, but instead get a...

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