The document is available as Alice internal note (ALICE-INT-2005-019.pdf).
The document prepared for the CTP Preliminary Design Review (CERN, 8 and 9 July 2004) is available as a pdf file (2MB), a postscript file (54MB) or an MS Word file (43MB).
The revision 0.2 of the document was approved by the ALICE Technical Board on 26 July 2004.
The current revision 1.0 of the CTP URD is available as a postscript file or an MS Word file.
In the meeting of 22 February 2002, the ALICE Technical Board (TB) requested a number of changes. The modifications and additions are described in the approved proposals. The current version of the URD is not up-to-date.
Following the Preliminary Design Review of the LTU, held on 10 and 11 October 2002 at CERN, the document, prepared for the Review, has been updated to include the decisions and recommendations from the meeting; a section on error emulation has been added.
The revision 1.0 of the document was approved by the ALICE Technical Board on 22 October 2002.
The current revision of the document is available as a pdf file, a postscript file or an MS Word file.
The current revision of the document is available as a pdf file, a postscript file or an MS Word file.
Check the LTUvi - Software Model Update /VME address map of the LTUvi board for pointers to up-to-date data.
The LTUvi board/firmware performs all the logic functions required in the ALICE TTC partition; the TTCvi board is no longer used.
The current revision of the document is available as a pdf file, a postscript file or an MS Word file.
The current revision of the document is available as a pdf file, a postscript file or an MS Word file.
The LTU circuit diagrams (postscript files) are available as individual sheets (VME Connections, Front Panel Connections, VME Interface Controller, LTU FPGA Connections, Power Supply and Control), or a complete set.
For best result, print on the A3 paper size, landscape format
The current version of the LTU application software can be downloaded from here.
A number of documents related to the ALICE trigger system have been considered and approved by the ALICE Technical Board (TB). They contain up-to-date requirements for the development of the CTP and the LTU.
Cross section measurement in heavy ion collisions at ALICE
Approved by the ALICE TB on 16 December 2002 (pdf file, postscript file).
Implementation of the rare-event handling logic - proposal
Approved by the ALICE TB on 16 December 2002 (pdf file, postscript file, MS Word file).
Proposal for past-future protection handling in ALICE
Approved by the ALICE TB on 26 November 2002 (pdf file, postscript file, MS Word file).
Proposal for the use of the "Explicit NO" in trigger conditions
Approved by the ALICE TB on 26 November 2002 (pdf file, postscript file, MS Word file).
Proposal to replace the L1 Trigger-type Word with the L1 Message
Approved by the ALICE TB on 20 March 2002 (postscript file, MS Word file).
Content and format of the L2a Message - anti-proposal
Approved by the ALICE TB on 14 May 2002 (postscript file, MS Word file).
Region of Interest interface - proposal
Approved by the ALICE TB on 14 May 2002 (postscript file, MS Word file).
The CTP Readout and the Interaction Record data format - proposal
Approved by the ALICE TB on 15 July 2002 (postscript file, MS Word file).
Layout and connections of the ALICE trigger system - proposal
Approved by the ALICE TB in March 2001 (postscript file, MS Word file).
Approved by the ALICE TB on 12 July 2005 (pdf file, postscript file, MS Word file).
Proposal to add L0 Function signals to the L0 trigger inputs
Approved by the ALICE TB on 12 July 2005 (pdf file, postscript file, MS Word file).
A proposal Handling of rare events (postscript file, MS Word file), P. Jovanovic, 21 March 2002, was discussed during the meeting on 2 April 2002. The Summary of the meeting (postscript file, MS Word file) invited comments from P. Jovanovic (10 April 2002; inserted comments printed in blue; postscript file, MS Word file) and T. Anticic (5 May 2002; inserted comments printed in red; postscript file, MS Word file).
The timing requirements of the ALICE trigger system have been the subject of the Timing issues - a questionnaire (10 July 2002; postscript file, MS Word file).
The list of sub-detector groups that responded to the questionnaire: postscript file; MS Word file.
A proposal for the system timing , based on the response from the sub-detectors, was discussed during the trigger workshop held at CERN on 10 and 11 October 2002.
The proposal was approved by the ALICE TB on 22 October 2002 (pdf file; postscript file, MS Word file).
The current revision of the TTCit Preliminary Specification document is available as a pdf file, a postscript file or an MS Word file.
The LTU board has been "converted" into an LVDS transmission tester, capable of Bit Error Rate measurements ( pdf , ps, word).
(Postscript file, MS Word file)