I made the same mistake at first, Khali caught it and on rereading the datasheet I agree. It's the same behavior as the w83781d, other than the power-on default. All 3 bits can be modified. mds Rudolf Marek wrote: > Hi all. > > We just tried and all three bits can be used despite the fact datasheet proposes > on page 37 that bit2 should be 0 and bit6 1 > > We tried to write 0x76 and subclients moved to 0x4e and 0x4f. > > Maybe the datasheet should be clearified that values on bit2 and bit6 > are power on defaults but all three bits can be altered. > > Regards > > Rudolf