1. Ionization Profile Monitor Project Current Status of IPM Buffer Board Project 10 February 2006 Rick Kwarciany

2. IPM DAQ system CMS-QIE front end in tunnel Serial data uplink on optical fiber Receiver and data buffer in upstairs PC Timing + clock + QIE settings supplied from PC thru cat-5E cable Timing card (PCI) Timing fanout QIE cards (16x 8 ch) Data Buffer (2*8 ch) (PCI) Host PC (LabView)

3. IPM Buffer Module 64-bit 66MHz PCI card 8 – 1.6 Gbps serial inputs (Optical) 1.2 GBps total input bandwidth 512 Mbytes of data RAM 20 MBs Output bandwidth (approx)

4. Functional Features Hard or Soft Triggering. –Can trigger off of event header bits. –Trigger can be forced by software. Supports PCI Interrupt on Memory Full. Sparcification Supported. –Mask bits allow storing of data for desired samples only. Up to 318 per turn. Error Checking. –Several error conditions detected and reported. Diagnostic Loopback Mode.

5. IPM Buffer Module Block Diagram

6. IPM Buffer Board

7. Parallel Optical Links and Fanouts

8. Current Status of IPM Buffer Module Project Five boards fully assembled and tested (production total). Firmware finished. Working on system commissioning.

9. IPM Buffer Module Costs (5 boards) Parts cost (with spares): $9.5K PC Board Fabrication: $4K Fiber Breakouts: $0.75K Fiber Ribbon Cable (200 ft.): $1.75K Total IPM Buffer cost: $17.9K