Rob Purser

MathWorks

Last seen: 4 días hace | Con actividad desde 2011

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Rob Purser is senior development manager for hardware interfacing and online developer workflows for MATLAB along with the Community section of the MathWorks web site. He is a senior member of the IEEE, has six patents, and has held positions at Owl Control Systems, PictureTel (now Polycom), and Microsoft. Rob holds a B.S.C.S. from Rensselaer Polytechnic Institute.

Programming Languages:
C++, C, MATLAB
Pronouns:
He/him

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How should I organize my MATLAB files?
Hi, I wanted to make you aware of a new resource MathWorks has created for MATLAB Toolbox Authors: "Best Practices for MATLAB T...

casi 2 años hace | 3

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Building a Word Cloud app
There is now a wordcloud function in MATLAB starting in R2017b: sonnets = fileread("sonnets.txt"); wordcloud(sonnets)

casi 5 años hace | 0

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I have to create a matrix using only zeros, ones and eye
A = eye(5); A(1,:) = ones(1,5);

alrededor de 6 años hace | 0

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Average minutes dataset to 10 minutes dataset.
Check out the <https://www.mathworks.com/help/matlab/ref/retime.html retime> function in MATLAB that was introduced in R2016b.

casi 8 años hace | 0

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DC Motor Arduino Matlab
MATLAB Arduino supports the PWM (Pulse Width Modulation) mode on various digital pins. Check out this video: <http://www.mat...

más de 9 años hace | 0

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Element-wise multiplication of duration and double array
The result of the |<http://www.mathworks.com/help/matlab/matlab_prog/compute-elapsed-time.html diff>| on |dispt| (which I assume...

más de 9 años hace | 0

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convert char to double
Assuming you're in R2014b or later: Recreate your data data = ['19-Jan-2015 11:30:00.000 11.8950011 1.7625011 ...

más de 9 años hace | 0

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Simulink Hardware Support Package for Arduino [Thingspeak Write and r2014a version]
Support was added in R2014b. -Rob Purser

más de 9 años hace | 0

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32 bit MATLAB on 64 bit Windows is not picking up my MCC device
Running 32-bit MATLAB on 64-bit Windows is a supported configuration as-of R2010b. In R2010a and earlier, this configuration is ...

casi 11 años hace | 2

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Matlab Support package for SensorDAQ and Thermocouple.
Hi, Are you using the <http://www.mathworks.com/matlabcentral/fileexchange/32636-matlab-support-package-for-vernier-sensordaq...

más de 11 años hace | 1

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Data acquisition with pre-trigger using low-level DAQmx functions (daq.ni.NIDAQmx library)
Hi Ray, This is a really nice piece of code, and our exact intent when we provided undocumented access to the interface. How...

más de 13 años hace | 0

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How to use MATLab and NI-DAQmx Tools to produce live plots
Visit the <http://www.mathworks.com/products/daq/demos.html demos and examples page> for the Data Acquisition Toolbox. See the ...

más de 13 años hace | 0

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PCI-6229 not recognised by Matlab R2011b
Can you see your device in NI Measurement and Automation Explorer? Until you see it there, it can't show up in MATLAB. To u...

más de 13 años hace | 0

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How to import a continuous signal from USB-6009 to an Oscilloscope (DAQ toolbox)
The USB-6009 doesn't support hardware clocked outputs. There's no way to have it generate a smooth curve. You're on the right ...

más de 13 años hace | 0

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Trouble reading Tektronix DPO 3012 Oscilloscope
If you get an object back at the command line, you're good to go! You can call fopen on it. If you want to work in TMTOOL, ri...

más de 13 años hace | 0

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Agilent visa adaptor
You need R2009b or later -- <http://www.mathworks.com/products/instrument/whatsnew.html support for 64-bit Agilent VISA was adde...

más de 13 años hace | 0

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Problem with CDAQ 9172 communication
R2011a of the Data Acquisition Toolbox requires NI-DAQmx version 9.1 -- you're running 8.9. See the <http://www.mathworks.com/h...

más de 13 años hace | 0

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Problem with NI DAQ 6212 USB BNC
Support for this device was added in R2010a. However, a search for "6212 USB BNC" on the MathWorks website leads to: <http:/...

más de 13 años hace | 1

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Error with LPT port: Failure to open requested data acquisition devide
Hi Sirius, Alas, your issues are classic problems with the parallel interface. We used a number of backdoors in the operatin...

casi 14 años hace | 1

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DAQ Toolbox use with two NI-USB-6009 devices
What version of MATLAB are you using? I'm guessing you've restarted MATLAB. It should work...We'll figure it out. -Rob

casi 14 años hace | 0

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use PCI-6259 card digital output to send asci-codes to device
Hi Hansjörg, Unfortunately, the Data Acquisition Toolbox does not support clocked digital I/O. It is functionality that we w...

alrededor de 14 años hace | 0

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How to execute two MATLAB scripts simultaneously
Hi, The Data Acquisition Toolbox has the exact capability you want built in. There's a demo called "Using Callback Functions t...

alrededor de 14 años hace | 0

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Signal Acquisition
See the list of hardware supported by the Data Acquisition Toolbox: <http://www.mathworks.com/products/daq/supportedio.html> ...

alrededor de 14 años hace | 0

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Finding the frequency response of data collected from a DAQ
Check out <http://www.mathworks.com/matlabcentral/fileexchange/28375-vibration-of-rectangular-clamped-thin-plate this> in the ...

alrededor de 14 años hace | 0

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Why do I get a timeout error from a call to GetData using an MCC DAQ device?
On the timeout, I'd follow Shankar's advice. The MCC drivers have become careful about validating setup, which may result in lo...

alrededor de 14 años hace | 2