Embed Size (px)
Citation preview
www.lightsource.cawww.lightsource.ca
Main Bullet #1 Main Bullet #2 Main Bullet #3
EPICS and CLS
September 18, 2009
www.lightsource.ca
Controls Environment
Common Target Processors Intel x86 (RH 7.2 for VME apps, SL 4.x for OPI) Mxscaleb (Moxa 7408, 8 serial processors, Linux) Motorola 68360 25MHz (EROC)
www.lightsource.ca
Controls Environment
Operating Systems Linux Red Hat 7.2 Scientific Linux 4.X Moxa Embedded Linux RTEMS (Motorola 68xxx and Intel x86) Windows XP with Cygwin
www.lightsource.ca
Common Tools
EPICS edm matlab gtk+ based library (no longer supported) Qt+EPICS widget library
Less Common: Root Python spec
www.lightsource.ca
Development
See 7.1.39.1 rev ???Using css2400-103 for development makeBaseApp.pl –t ioc myproject makeBaseApp.pl –i –t ioc iocnameDevelopment Details
www.lightsource.ca
Deployment
/iocApps/SYSTEM/IOCNAME/APPNAME /iocApps/SYSTEM/APPNAME (symbolic link) /etc/init.d startup scriptSYSTEM – e.g. 06B1_1_SXRMB_BLIOCNAME – e.g. IOC1606-022APPNAME – e.g. Motors
In general the bin, db, dbd, and iocBoot directories are installed with required files
www.lightsource.ca
Deployment - libraries
use $EPICS_LOCAL/drivers when installingLibrary_name
Library_version
lib
Linux-x86
libNAME.a
libNAME.so.X.Y
libNAME.so.X.Y.Z
libNAME.so
include
NAME.h
www.lightsource.ca
Deployment - libraries
templates
NAME.tpl
NAME.db
NAME_morestuff.db
dbd
NAME.dbd
Screens
OPI
NAME.tpl
NAME.tpl
www.lightsource.ca
Deployment - OPI
/home/control – for Linac/BR1/SR1 operation (beware of DEVELOPMENT vs. PRODUCTION)
/home/beamline – for common beamline applications and libraries
/home/hxma (e.g.) – for applications specific to the given beamline
www.lightsource.ca
Documentation!
Documentation Procedure – \\canopus\common\Library_and_Reference\Document_Control
Also available from http://teamsite under “Documents -> Approved Documents”
Wiki (http://wiki.clsi.ca)
www.lightsource.ca
What is EPICS?
EPICS Overview
www.lightsource.ca
What is Channel Access?
Channel Access is the Software Bus for EPICS Application communication
Channel Access
www.lightsource.ca
Records and Fields
Records are common definitions of a collection of fields. New record types are rarely developed at the CLS
In the simplest case, a Field is the minimum Channel Access data communicated
Device drivers are designed to process a record when a field updates (output) or when hardware values have been read (input)
www.lightsource.ca
Record Processing
Records, Devices, and Drivers Databases, Part 1
www.lightsource.ca
Record Types
Databases, Part 2
![Text Slide — With bullet points — More bullet points — With bullet points — More bullet points 4Prepared by Grayling for [Client Name] [DateYear]](https://img.pdfslide.net/doc/110x75/56649f205503460f94c39379/text-slide-with-bullet-points-more-bullet-points-with-bullet-points.jpg)
