Experimental Physics and Industrial Control System
Hi John,
I can use labCA (version labca_3_1) to get large arrays.
spearpc12lx:~>printenv EPICS_CA_MAX_ARRAY_BYTES
4200000
spearpc12lx:~>matlab -nojvm
----------------------------------------------------------------------------
Warning: glibc 2.3.4 - Your version
glibc 2.3.6 - MATLAB built using this version
----------------------------------------------------------------------------
< M A T L A B (R) >
Copyright 1984-2009 The MathWorks, Inc.
Version 7.8.0.347 (R2009a) 32-bit (glnx86)
February 12, 2009
To get started, type one of these: helpwin, helpdesk, or demo.
For product information, visit www.mathworks.com.
adding spear specific paths to MATLABPATH
>> lcaGet('140-ADC:orbitHist.NUSE')
Initializing labCA Release '$Name: $'...
Author: Till Straumann <[email protected]>
ans =
132000
>> lcaGet('140-ADC:orbitHist')
ans =
1.0e+08 *
Columns 1 through 19
NaN 0.0000 NaN NaN 0.0000 0.0000 -0.0000 NaN 0.0000 0.0000 0.0000 NaN 0.0000 0.0000 0.0000 NaN -0.0000 0.0000 -0.0000
etc etc
Stephanie Allison
> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf
> Of John Dobbins
> Sent: Tuesday, May 25, 2010 7:56 AM
> To: EPICS Tech-Talk
> Subject: labCA and EPICS_CA_MAX_ARRAY_BYTES
>
> Is it possible to use labCA to retrieve arrays larger than 16K?
>
> I have EPICS_CA_MAX_ARRAY_BYTES set to a large number and verified that caget
> will retrieve a large array but labCA 3.1 returns an error.
>
> >> data= lcaGet('IBLEMS01_data', 120000);
> Initializing labCA Release '$Name: labca_3_1 $'...
> Author: Till Straumann <[email protected]>
> ??? Error using ==> lcaGet
> multi_ezca_get - ezcaGetWithStatus(): get_callback() : The requested data transfer is
> greater than
>
>
>
> John Dobbins
>
> Cornell University
> Laboratory for Elementary-Particle Physics
- Replies:
- RE: labCA and EPICS_CA_MAX_ARRAY_BYTES John Dobbins
- References:
- labCA and EPICS_CA_MAX_ARRAY_BYTES John Dobbins
- Navigate by Date:
- Prev:
labCA and EPICS_CA_MAX_ARRAY_BYTES John Dobbins
- Next:
Re: labCA and EPICS_CA_MAX_ARRAY_BYTES Till Straumann
- Index:
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
<2010>
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
- Navigate by Thread:
- Prev:
labCA and EPICS_CA_MAX_ARRAY_BYTES John Dobbins
- Next:
RE: labCA and EPICS_CA_MAX_ARRAY_BYTES John Dobbins
- Index:
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
<2010>
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024