[E3-hacking] E1

Ralph Corderoy ralph at inputplus.co.uk
Tue Sep 30 11:03:57 BST 2008

Hi David,

> Plugging this into a PC with a straight-through serial cable shows
> nothing at all on boot. However, pinging it with the usual 0x1b bytes
> on startup triggers PBL and the LEDs start flashing. But I don't get
> anything back down the cable, so I can't talk to it. So either the
> protocol's different, or else it's non-standard wiring (or my cable is
> broken), or the E1 has a fried UART, or it might not be a standard
> port after all and may need level-shifting.

Or baud rate?  You could be right on the level-shifting.  Any clue from
peering inside?



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