Hi, >So, now I'v had my scope connected to the "third" pin of >the sensor. > >In the Idle state (wheel standing still) it outputs >two "1" pulses, 2.5 us and 3.5 us long and with a >15.5 us delay between them. This is repeated each >190 us (or with 5.3 kHz). >It doesn't matter if there is a spoke or not in between. Maybe the receiver has variable-R sensors or something? As someone already pointed out, it would be interesting to know whether the receiver is just modulating pulses generated by the IC. It seems strange that the receiver itself will generate the pulses on its own... [...] >Anyway, one would realy need a data sheet on these, I suspect. Yes :) G. -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body