Passerelle

Sebastian.Lopienski@cern.ch

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

What is Passerelle

• access to equipment from Excel

• no coding necessary

• user friendliness (well-known Windows environment)

• allows users to use it directly from Excel or write own macros

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

Structure (layers)

• Excel

• Visual Basic for Applications (VBA) scripts

• SL CMW API (Java)

• Passerelle Java code

• Controls Middleware – CMW (Java)

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

Structure (layers)

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

Technological issues

• how to access Java code from VBA scripts? – JIntegra vs. JavaBeans to ActiveX Bridge– evaluations (available on the web)– chosen technology: JIntegra on DCOM

• SL CMW API – special API to access SL equipment done for Passerelle

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

What can Passerelle do?

Functions:• read and set on all SL equipment • read on all PS equipment

Features:• read/write operations are complete (whole

worksheet) or selected (only selected cells)• passing user options• no limit on data size• old macros can be used

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

What’s next?

• bi-directional operations (XBI mode)

• advanced error reporting

• subscription mechanism

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

PeopleThe team:• Eugenia Hatziangeli (SL/CO) – project leader • Vasileios Fasoulas (SL/CO) – preliminary work till Aug’01• Sebastian Lopienski (SL/CO) – work since Sept ’01

Collaborators (as users):• Gianluigi Arduini (SL/OP)• Delphine Jacquet (SL/OP)

Support:• Kris Kostro (SL/CO) - CMW• Vito Baggiolini (SL/CO) – SL CMW API

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

Demonstration

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

Web page

Passerelle project web page:

http://www.cern.ch/proj-passerelle

(documentation, mandate, people involved,

milestones, presentations etc.)

Passerelle – Sebastian Lopienski (SL/CO/AP) – 14/12/2001

Thank you

Any questions?