Just use the name on the chip (16C71). MPASM still supports that part number directly. PS - I still use that part on some older projects! dwayne >I have a 16C71 >JW which was a sample part included with a PICStart16B1 from late >1995. The only other indication on it is the characters s1. How do I >know for sure which version it is so as to get the right include file >when using mpasm? This is the 18-pin DIP package with a quartz >window. > >Martin McCormick > Dwayne Reid Trinity Electronics Systems Ltd Edmonton, AB, CANADA (780) 489-3199 voice (780) 487-6397 fax Celebrating 15 years of Engineering Innovation (1984 - 1999) * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Do NOT send unsolicited commercial email to this email address. My posting messages to Usenet neither grants consent to receive unsolicited commercial email nor is intended to solicit commercial email.