On Mon, 2005-05-23 at 12:06 +1200, Charles Manning wrote:
> The WP directly controls the internal high voltage charge pump that drives 
> the programming. If WP goes low, the hv will droop  and the programming will 
> not complete reliably.
> 
> In most circuits I am familar with, the WP is strapped to Vcc which would 
> allow in-progress writes to complete.

There is another problematic scenario: Removable media e.g. SmartMedia. 

You have no control over users :)

tglx