On Wednesday 13 February 2008 15:42:12 Reinhard Biegel wrote: > On Tuesday, 12. February 2008, Stefan Lucke wrote: > > > Register 0x6b is very different between GL841/2 and GL843. But the > > > documentation around the pins controlled with 0x6b is a bit lacking. > > > > So we need to write reserved I/O bits, (0x6b) need to write to undefined > > gamma addresses (0x5b/5c - 0x0c00). Thats really magic. Both areas > > are defined for GL843 but not for GL841/2. > > Indeed, very strange. > > @Gerhard Jaeger: Were did you get the bcdValues from? Can we trust them?
Yup, we can. Got that from the sources of a Windoze driver... > Is there a possibility that there is a "GL841b" revision of the chip with > lower bcdValue but being derived from GL843? I don't think so. - Gerhard