See Dallas Semiconductor Application Note 27: http://www.dalsemi.com/DocControl/PDFs/app27.pdf Discusses CRC16 in particular beginning on page 7. GrŸssen, Steve On 17 Jun 99 at 11:58, Martin Huber wrote: > Hallo, > > has anyone an idea for implementing a CRC16 into a PIC16C6X fŸr > checking a serial datastream. Or does anyone know, where to get an > example for a code. > > Thanks > > Martin Huber >