Well, if the connection were only 3 pins then an audio jack would work. In this case you can probably use two audio jacks, but there goes your board realestate. -Adam Jinx wrote: >>For normal operation, jumpers are placed across the top 4 >>spaces to connect the PIC pins to where they normally go. To >>program, the jumpers are removed and a cable is plugged in >> >> > >That's a pretty easy way to do it (and you can glue the 4 jumpers >together). I've been looking around for a "switching" header to >bypass the need to isolate the PIC before programming. I've >made one from a piece of edge connector and springy contacts >from an edge socket like this (four side by side, 0V isn't broken) > >|/ >|\ >|| >|| >ab > >where "a" goes to the PIC and "b" goes to the rest of the circuit, >and the ICSP breaks the contact and connects to "a" but it was a >real fiddly PITA. Works OK but it's uncertain how long this homer >will keep good ohmic contact when the unit is out in the field, even >with gold plating. And I don't fancy trying to make more than a few >of them. Anyone know of anything suitable off-the-shelf ? > >-- >http://www.piclist.com hint: PICList Posts must start with ONE topic: >[PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads > > > > > -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads