Documentation

CASPER Library Reference Manual

View the v7.1 on the web, or download the pdf.
View the v8.2 on the web, or download the pdf.
View the v9.2 on the web, or download the pdf.

Simulink-based Toolflow

Toolflow and library setup

Papers

This section contains links to papers written about CASPER projects and technologies.

• CASPER
• Parsons, A., et al., "A Scalable Correlator Architecture Based on Modular FPGA Hardware and Data Packetization" February 2008
• Filiba, T., Nagpal, V. "Beamforming for Antenna Arrays - BEE2 vs DSP Processors," November 2006.
• Parsons, A., et al., "PetaOp/Second FPGA Signal Processing for SETI and Radio Astronomy,"
  Asilomar Conference on Signals, Systems, and Computers, November 2006.
• Parsons, A., et al., "A New Approach to Radio Astronomy Signal Processing,"
  General Assembly of the International Union of Radio Science, October 2005.
• Epoch of Reionization
  • overview in presentation format (pdf)
• SERENDIP5
• Durkin, T., "SETI Researchers Sift Interstellar Static for Signs of Life,"
  Xilinx XCell Journal Article, Spring 2004.
• Overview Poster
• BEE2
  • SKA 2004 presentation

Theses

• Pierre-Yvez Droz. "Physical Design and Implementation of BEE2: A High-End Reconfigurable Computer"
  M.S. Thesis, Department of Electrical Engineering and Computer Sciences, University of California, Berkeley. May 2005. Advisor: Prof. John Wawrzynek.
• Peter McMahon. "Adventures in Radio Astronomy Instrumentation and Signal Processing"
  M.Sc. Thesis, Department of Electrical Engineering, University of Cape Town. July 2008. Supervisors: Prof. Michael Inggs, Dr Dan Werthimer and Dr Alan Langman.

Memos

1. Plans for an 8-Station Dual-Polarization Correlator on the BEE2 - July 2005 (Aaron Parsons)
2. Temperature vs. sample time ADC tests - April 2006 (Aaron Parsons, David MacMahon, Dan Werthimer)
3. Correlator Development Plans [PDF] - April 2006 (Aaron Parsons)
4. DC offset in FFT Butterflies - April 2006 (Aaron Parsons)
5. Characterization of ADC frequency responses - May 2006 (Christina de Jesus)
6. IBOB PROM burning procedure [PDF] - March 2006 (Henry Chen)
7. ADC mismatch - June 2006 (David MacMahon)
8. Board Schematics moved to Hardware section
9. Characterization of ADC impedance response - July 2006 (Christina de Jesus)
10. IBOB v1.1+ Block Diagram [PDF] - October 2006
11. Xilinx System Generator for DSP in the CASPER Group [PDF] - January 2007 (Aaron Parsons, Daniel Chapman, Henry Chen)
12. Consequences of One Bit Quantization on Signal to Noise Ratio [PDF] - January 2007 (Daniel Chapman)
13. XAUI Transmission Error Rates on the BEE2 [PDF] - February 2007 (Aaron Parsons, Henry Chen)
14. Xilinx XPS Software Compilation Optimization Settings [PDF] - February 2007 (Daniel Chapman, Andrew Siemion)
15. Quantization with Four Bits [PDF] - March 2007 (Don Backer)
16. Co-Simulation Setup Procedure [PDF] - August 2007 (Ben Blackman)
17. Packetized FX Correlator Architectures [PDF] - September 2007 (Peter McMahon, Alan Langman, Dan Werthimer, et. al.)
18. IBOB Fan Modification Procedure [PDF] - September 2007 (Henry Chen)
19. 6 Gsps ADC Interleave Test [PDF] - September 2007 (Rick Raffanti)
20. 10GbE Switch Configuration Guide [PDF] - November 2007 (Jason Manley)
21. 10GbE Network Card Benchmarking [PDF] - February 2008 (J Manley, T Filiba, D Werthimer)
22. A feasibility study of a 4 Gbps data recorder for VLBI [PDF] - April 2008 (Jouko Ritakari et al.)
23. Xilinx 10.1 EDK/ISE/SG Batch File Creation for use with CASPER DSP Libraries
24. Sync Pulse Usage - July 2008 (Henry Chen, Peter McMahon, Aaron Parsons)
25. Optimum XAUI Implementation Parameters - July 2008 (Suraj Gowda)

Presentations

1. URSI, Jan 2008, Large-N correlators - Jason Manley
2. Beamformer for the Allen Telescope Array - William Barott

Posters

• URSI General Assembly August 2008

• The Fly's Eye: Instrumentation for Detection of Millisecond Radio Pulses (Andrew Siemion, Peter McMahon, et. al.)

  High Res
  
  

• Real-Time Coherent Dedispersion using FPGAs (Peter McMahon, Glenn Jones, Joeri van Leeuwen, Don Backer and Dan Werthimer)

  High Res
  
  

• BWRC Winter Retreat January 2008

• High Resolution - Wideband FPGA/ASIC Spectrometers (Andrew Siemion, Henry Chen, et. al.)

  Low Res - High Res

• Searching for Neutron Stars and Black Holes using Reconfigurable Computers (Peter McMahon, Andrew Siemion, et. al.)

  High Res

• Scalable, Reconfigurable FX Correlator for Radio Astronomy (Jason Manley, Aaron Parsons, Dan Werthimer, et. al.)

  High Res

• Reconfigurable Systems Summer Institute July 2007

• Radio Astronomy Signal Processing for Pulsar Science using High Performance Reconfigurable Computers (Peter McMahon, Don Backer, Joeri van Leeuwen and Dan Werthimer)

  High Res

• BWRC Summer Retreat June 2007

• CASPER: Center for Astronomy Signal Processing and Electronics Research (Terry Filiba et. al.)

  Low Res - High Res

• Wideband High Resolution FPGA/ASIC Spectrometers (Daniel Chapman, Andrew Siemion, Henry Chen, et. al.)

  Low Res - High Res

• A Beamformer Architecture for Antenna Arrays (Vinayak Nagpal, Nick Hwang, Oren Milgrome, et. al.)

  Low Res - High Res

Lessons

• IBOB Tutorial - Blinking Lights
• BEE Tutorial - Using Registers
• Simulink Mask Scripting (embedded video)