IBM LPFK reverse engineering
steven.alan.canning at verizon.net
Sun Aug 17 12:00:18 CDT 2008
Could you execute a small loop in RAM that iterates the flash and pukes the
code byte by byte onto the serial bus ?
> Philip Pemberton wrote:
> > I don't think there's much that can be done with the LPFK without
> > desoldering the 8051 chip and reading out the program. Catch is, the
> > chip has probably had its encryption table programmed, and probably the
> > lock bits as well...
> I was right.
> The 8051 has both lock bits programmed. Zero activity in program mode, all
> outputs Hi-Z.
> Any experienced reverse engineers in the audience, or IBM collectors with
> information / drivers / docs for the LPFK?
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