Kieran Sullivan wrote: > > The AN589 will may be used to program most of the serial parts. The 16F84 > is very similar to the 16C84. Write protect bit is inverted is the only > important programming change. > > Kieran Oohps Kieran, that should be PWRTE bit is reversed. Code protect is now two bits, just like the others. Don McKenzie don@dontronics.com http://www.dontronics.com PICSTART and Newfound PIC Programmers Firmware Upgrades. SLI, the serial LCD that auto detects baud rates from 100 to 125K bps. SimmStick(tm) A PIC proto PCB the size of a 30 pin Simm Memory Module. Send a blank message to help@dontronics.com for more info.