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Microchip ATSHA204A
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The Microchip ATSHA204 is a symmetric crypto module that communicates with
a host over I2C.

Details:
http://www.microchip.com/wwwproducts/en/ATsha204a


Logic analyzer setup
--------------------

The logic analyzer used was a standard 8-channel FX2-based device (at 1 MHz).

  Probe       ATSHA204A
  ---------------------
  0           SDA
  1           SCL


Data
----

The included sample originates from unit tests executed on the ATSHA204A
and captured using PulseView. It contains samples of the following commands:

 - Random
 - DevRev
 - Nonce
 - GenDig
 - HMAC
 - MAC
 - CheckMac
 - DeriveKey
 - Pause