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Timeline

• 09 Sept 2008: update by Andrew Brown for PDFB3.
  • The PDFB3 system was modified today to increase the amount of error checking and correction on control signals coming back from the samplers. The digitiser firmware and delay chip firmware have been changed, but should not affect overall timing.
• 22 Sept 2008 : update by Andrew Brown & Evan Davis for PDFB4.
  • The PDFB4 digitiser firmware was modified to fix RTMFailedToBond errors during configuration.
  • The delay firmware was updated to include time domain clipper functionality, an additional 62ns of path delay was removed from the control signals.
  • All filter banks were updated to 3db channel crossings.
  • DFB reset mechanism was updated to allow very short (< 5sec) cycle times, no difference should be visible in system timing.
  • Updated correlator to support full stokes search mode operation.
  • PDFB4 control software updated to latest version.