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Difference: AustriaMicrosystemsAS3514 (r9 vs. r8)
The AS3514 from AustriaMicrosystems is a stereo audio codec with included system power management features. It is thought to provide the codec and power management features in the PortalPlayer PP5024 SOC.
The following register/function addresses are known for the AS3514. Each address contains a single byte. Data repeats every 0x40 (64) bytes, so for example reading address 0x43 results in the same data as reading address 0x03.
Map of values in my Sansa e260 (in hex) -- BertrikSikken - 22 Oct 2007
where xx is a value that changes
The 16 bytes at 0x30 appear to be the USB (UMS) iSerial descriptor. For the Sansa matching the above dump, the serial number is:
r9 - 11 Feb 2008 - 21:00:13 - DaveChapmanRevision r9 - 11 Feb 2008 - 21:00 - DaveChapman
Revision r8 - 01 Feb 2008 - 05:21 - MarcGuay
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