[Lcdproc] CwLnx display corruption - possible cause and fix

Dave Liquorice Dave Liquorice" <allsorts@howhill.com
Wed May 2 15:12:02 2007


On Mon, 30 Apr 2007 23:18:13 -0700, Dave Platt wrote:

> At this point, the effect of sending the speed-change commands to the
> device at the wrong speed, occasionally, appear to be benign.  If test
> reports from CwLinux users indicate that this isn't always true, then
> further work may be necessary... but if the current (inelegant)
> approach doesn't actually cause problems in practice, then I'd guess
> that it's good enough.

Pragmatic, it works. 

The more correct and neater way doesn't work, so isn't any use. I've had a 
quick look at the datasheet and it does seem a bit thin on information of 
getting out of the real world and very common, unknown hardware state.

Cheers
Dave.