Limp home mode

[Dave Zug]

now THATS a description!


----- Original Message -----
From: Ludis Langens <ludis at cruzers.com>

> Bob Wooten wrote:
> >
> > I am wondering if there is a document that describes the limp home mode?
> > specifically what gets shut off in the ECM & what continues to run.  I
have
> > been looking @ the print for the 7730 & it appears that some of the
devices
> > that the CPU use when running normally get the CS taken away when in
limp
> > home mode.
>
> The LIMP signal originates in U13.  It gets asserted when the watchdog
> isn't fed - that's one of the bits in the SPI interfaced control
> register in U13.  In LIMP mode:

<snip>


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