Alan B. Pearce wrote: > >I am not looking for the CAN message specification, as I know >>that, but instead I am looking for info on how the data part >>of the message is structured. > > Is it worth looking at the Microchip J1939 CAN Library described in > Microchip document DS51454? I think the library is a purchasable item, but > the document can be downloaded for free. It would be quite useless for this application. J1939 is a spec for heavy-duty vehicles (buses, tractors, bulldozers, etc). Vitaliy -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist