On 1 Feb 2018 at 18:47, Josh Koffman wrote: > On Tue, Jan 30, 2018 at 5:26 PM, RussellMc wrote: > > The system looks pretty. > > But, why are these thought to be superior to "Pogo pins" and an array o= f > > holes or holeless-pads on a PCB? > > > > The pogo pin "plug" can be custom built but it is likely that existing > > multi-contact modules exist. >=20 > I ended up doing just this recently. Admittedly I was less worried > about the space my usual 5 pin .1" Molex took up, and more concerned > about the height. So I put the Molex in my board design. For my > programming prototype board, I populated the connector. For all others > I left the connector off. I made up a jig (3D printed, based on > https://www.thingiverse.com/thing:33106 ) with a holder for pogo pins > (Also printed, based on this: https://www.thingiverse.com/thing:22688 > ). >=20 Same here, fitted pins to PCB for development but used a jig for production= , though=20 made without a 3D printer ;-) https://www.dropbox.com/s/3vrl39tweer9u8j/2018-02-02%2017.16.43.jpg?dl=3D0 And used these spring contacts: http://nz.element14.com/interconnect-devices/gss-3-3-8-g/spring-contact-pro= be-pcb /dp/1382104?ost=3D1382104&ddkey=3Dhttp%3Aen-NZ%2FElement14_New_Zealand% 2Fsearch The pins were soldered to vero/strip board and mounted through holes in a p= lastic=20 enclosure base. The strip board brings the connections out to the side (not= shown)=20 where 0.1" pins are fitted and programmer connects. PCB fits snugly into t= he base,=20 and pretty much stayed in place without any external pressure during progra= mming. --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .