Tweak the ISE timing report.
Config byte 21 is the adc sample config divider.
Hold SIWA for two clock cycles.
Also allow it to be strobed manually.
Take note of timestamps on reduced sample files.
Reorder arguments to usb_slurp_channel to make them more sensible.
Use library functions in sample/command.
Make the sample size adjustable in the spectrum analysis.
The dump program uses library functions and knows how to configure sources.
Rename sample30 to bandpass.
Keep related decls together.
Implement a burst sample mode.
Add burstspec utility for getting a spectrum of a burst.
Confirms the 15.625MHz and 31.25MHz lines are real.
Restore the peak-knockout algorithm in a way that works with windowed DFT.
Don't reinvent the wheel.
Cope with large samples.  Cope with wide dynamic range.