Re:USB Random Number Generator
by chiph on Monday September 30, 2013 @08:44AM
(#6469224)
Between the upper & lower limits of it's range (10k, 40k), that looks pretty random to me. Curious how it responds to temperature changes, though.
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Re:USB Random Number Generator
by fnordfnordfnord on Monday September 30, 2013 @08:56AM
(#6469301)
> Curious how it responds to temperature changes, though.
That's a good point. It is common to use a transistor to measure temperature. One could control temperature of the 3904 with a peltier if needed.
silicon bandgap temperature sensor https://en.wikipedia.org/wiki/Silicon_bandgap_temperature_se...
http://www.sensorsmag.com/sensors/temperature/temperature-se...