Does Marklin use the DCC NMRA standard for Digital Command Control? If so, Dean Probst has a page with 16c84 ASM file for decoding DCC packets: http://ourworld.compuserve.com/homepages/Dprobst/ndecoder.htm --Will Chapman On Wed, 4 Feb 1998, Goeran Stigler wrote: > Hi, > > is anyone aware of free or inexpensive routines, preferrably for a 16F84, > to encode or decode the protocol used by Marklin in their digital trains? > This protocol is also used in the 14502x chipset from Motorola. > > TIA, > > > Goeran Stigler http://www.pe.chalmers.se/people/ghost/ >