On Sun, Mar 22, 2009 at 07:39:13PM -0700, Charles-Henri Gros wrote: > Iain B. Findleton wrote: > > I have been playing a bit with the accelerometers on the FR appear to > > observe the following: > > > > 1) The time stamp on events appears to be unreliable, in the sense > > that the time difference > > between sequential events is frequently negative, and appears > > also to be have erratically > > by jumping an order of magnitude or 2 between sequentially > > available events. > > > > 2) It also appears to be relatively common that a SYN arrives before > > all 3 axis values are available, > > making it hard to figure out the meaning of the data > > I've seen that too; it seems that '0' readings are discarded.
What I did in omnewrotate was to discard packets with any coordinate '0', and provide a flag to consider them, instead of discarding. Also, a packet is x, y, z, sync. If it isn't this sequence, I discard it. Rui -- All Hail Discordia! Today is Boomtime, the 9th day of Discord in the YOLD 3175 + No matter how much you do, you never do enough -- unknown + Whatever you do will be insignificant, | but it is very important that you do it -- Gandhi + So let's do it...? _______________________________________________ Openmoko community mailing list community@lists.openmoko.org http://lists.openmoko.org/mailman/listinfo/community