Board connectors

Pin headers, shrouded plugs, and the screw terminals shops actually reorder.

Only the pin header is modified here. Shrouded plugs and screw terminals ship as they arrived. A 6-pin header is a snap from the 2×40 strip.

2.54 mm pin header 2×40HC-H-2X40$0.38Shrouded plug 8 pinHC-H-SHROUD-8$0.545.08 mm screw terminal 2 pinHC-T-5MM$0.31