Yahoo Groups archive

Lpc2000

Index last updated: 2026-04-28 23:31 UTC

Message

Re: CRP (Code Read Protection) investigation by stepping through the boot loader

2006-04-24 by John Heenan

--- In lpc2000@yahoogroups.com, Dominic Rath <Dominic.Rath@...> wrote:
>
> On Monday 24 April 2006 11:16, John Heenan wrote:

> I have a problem with your statement because of evidence that it is 
wrong for 
> the LPC2294 (which is the only one I have), and serious doubts that 
the 
> LPC2148 is different.
> One thing that could change my mind would be a positive effect of 
writing 
> 0x87654321 to the CSPR. Of course this remains hypothetical if the 
CSPR turns 
> out to be a write-once register (it obviously isn't read-only, as the 
> bootloader writes it at least once).

First there is no public information one way or the other that it is 
correct or incorrect. I have never asserted it is true, only possible.

Second you are missing the point. In the context of the postings it 
does not have to be true. It only has to be possible!

Third it is not worth arguing the point in isolation.

John Heenan

Attachments

Move to quarantaine

This moves the raw source file on disk only. The archive index is not changed automatically, so you still need to run a manual refresh afterward.