Lpc2000

----- Original Message ----- 
From: "jan_c_weber" <jan.weber@...>
To: <lpc2000@yahoogroups.com>
Sent: Tuesday, February 08, 2005 1:23 PM
Subject: [lpc2000] JTAG question


>
>
> Hi Folks,
>
> sorry for this newbie question, but I wonder what the /TRST pin on
> the JTAG connector is good for as the wiggler devices I've seen here
> do not connect to this pin? All I know is that it resets the TAP
> controller, but isn't this needed when using a "LPT -> Wiggler ->
> DUT"-setup? Is this pin reserved for advanced debugging functions?

It isn't needed for Wiggler-type interfaces. You do need to tie it high on 
the LPC2000 chip, though.

Leon 



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