Philip Blundell wrote:
>
> >that difficult to resolder them yourself, and I recall somebody saying on
> >the NetWinder list a while back that he had managed to talk to it with
> >some kind of JTAG rig
>
> As I understand it the Rebel.com production facility uses JTAG boundary scan
> to inject the first stage boot code into the boards, and you can use the same
> technique to rescue a broken machine after a botched firmware update. But
> it's desperately slow - you wouldn't want to program an entire 8Mb device that
> way, at least not more than once. If you were replacing the chips by hand and
> only dealing with a few boards, you'd probably do better to program the chips
> before soldering them down.
What I was actually thinking of when I mentioned flash was that Sandisk do
a flash chip (16MB or more I think) that has an IDE interface directly on the
chip (I think!). What I am suggesting is just pulling the hard drive out and
directly connecting one of these onto the IDE port of the netwinder.
Dave
--
/------------------------------------------------------------------\
| Dr. David Alan Gilbert | Work: [EMAIL PROTECTED] (+44-161-286-2000) |
| -------- G7FHJ --------|---------------------------------------- |
| Home: [EMAIL PROTECTED] http://www.treblig.demon.co.uk |
\------------------------------------------------------------------/
unsubscribe: body of `unsubscribe linux-arm' to [EMAIL PROTECTED]
