Norm Cramer wrote: > Any ideas on how to adjust the frequency [of my crystal] or why it > would be 5% low? I am using 30pf cap for C1 and C2 of the crystal > and am running the PIC in XT XTAL mode. I do not have the > resistor between the XTAL and OSC2 pin. (Ref data book p2-758) The > XTAL is one from a local surplus shop but I have never had problems > with their crystals before. Norm: Well, now you have. Buy a new crystal from a reputable distributor. -Andy Andrew Warren - fastfwd@ix.netcom.com Fast Forward Engineering, Vista, California http://www.geocities.com/SiliconValley/2499