On Thu, 23 May 1996, Eric Smith wrote: > For prototyping purposes *only*, I have used the 16C84 in circuits which were > intended to use the 16C61, and overclock both 16C84-04 and 16C84-10 parts to > 16 MHz. I really wanted to run them at 18.432 MHz, but they wouldn't go that > far. But I would *never* ship a product overclocked. Hi Eric, David Groski tells me that a 10 meg resistor across the crystal works wonders with 84's. I heard 20mhz may be possible, however I haven't tried this yet, only because I don't have the rock. I tend to agree with you on EEPROM read/writes and **never** ship. Don... Don McKenzie donmck@labyrinth.net.au DonTronics Tullamarine, Australia http://www.labyrinth.net.au/~donmck PIC Basic Compiler available now. PIC Programmers starting at $15US Pic-Axe. The Tool for breaking new ground.