Mike M wrote: > Hey if u plug in a pic chip specifically a 16c84 right out the > packaging un programmed and wire it to +5v and mclr to +5v trough a 1k > resistor and place a 4mhz crystale with two caps on it going to ground > should the crystal be oscillating if u put a logic probe on it or no? No. Program it. -- Cheers, Paul B.