How to transfer data FAST?

Dwight K. Elvey dwight.elvey at amd.com
Wed Jun 22 11:53:14 CDT 2005


>From: "Philipp Hachtmann" <hachti at hachti.de>
>
>Hi,
>
>after several cleaning orgies, my SMD disk (AMPEX DFR-996, see other 
>posting) seems to start working.
>Now I want to backup the data contained on the disks. These are RSX-11 
>volumes. I cannot read them under RT11. And I don't know if I can make a 
>diskette RSX-11 to inspect the data. Or is there a preogram which runs 
>on rt11 and is able to understand rsx11 filesystem? That would be great!
>
>My first idea for the backup was "copy/device dm0: tt:" which works. But 
>there is no error correction and still only 19200 baud.
>
>So tell me, what are the really cool methods to transfer data between a 
>PC and a real PDP11 at a reasonable speed? SCSI controller and SCSI 
>disk? Something else? Ethernet?
>
>Or is a backup over serial line a normal thing...?
>
>
>Regards,
>Philipp :-)
>


Hi
 Serial is still the easiest. If the PDP11 has a parallel
printer port and your willing to write some code, sending
by parallel port can be quite fast. Most all current
day PC's still have a parallel printer port. The serial
port has gone the way of the dinosaur.
Dwight




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