> =

> > I am in the process of trying to recover some data from a hard drive me=
lt
> > down. The drive is a SATA Seagate Barracuda 7200.7. When pursuing this =
I have
> > found that the drive actually has a serial (UART) terminal interface wh=
ich can
> > be accessed through the jumper pins without even connecting anything to=
 the
> > (S)ATA interface. This goes for drives with both the (P)ATA and SATA
> > interface. =

> > =

> > The terminal interface has a ton of commands that are primarily used at =

> > manufacturing and testing. There exists software that can read data fro=
m the
> > drive using the terminal interface (as part of a recover process) and I=
 assume
> > it can write data to it also.
> > =

> > Even though this might only work on old seagate drives, it is an intere=
sting
> > idea to have access to (almost) unlimited storage space for a small PIC
> > through a simple and relatively slow RX/TX serial interface.
> > =

> > Has this been done with a PIC or any small micro before?
> =

> You might have a look at: =

> http://justanotherlanguage.org/content/tutorial_pata_hard_disk
> =

> Regards, Rob.
> =


Thanks for the link but my point was to use the serial TTL RS232 interface =
and =

just use 3 pins (RX, TX and GND).

/Ruben
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D
Ruben J=F6nsson
AB Liros Electronic
Box 9124, 200 39 Malm=F6, Sweden
TEL INT +46 40142078
FAX INT +46 40947388
ruben@pp.sbbs.se
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D

-- =

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