I think you will need a hub to acompolish that.
USB ports work by transfering iformation through a wire(basic) For more info go to wikipeddia or another site
Look for it in the vicinity below the electrical house meter. There should be a bare wire coming out of the house in that area and if followed should take you right to the ground rod. There might be one 10' rod or two 6' rods. The wire will probably be buried just under the surface of the ground.
on an old vex brain there are 8 but you can use y cables to use more than 8 motors on a new cortex brain there are 10 motor ports 8 3 wire and 2 2 wire
esata-fire wire-usb
To lock their customers into Apple's proprietary products.
Decision making is a life wire to every organization
access layer
If you have a copper wire coming out it would be a"ground." This wire is there in case there is crossed wires inside the meter. It allows the electricity to seek the shortest route to the ground through the wire instead of through something dangerous or distructive.
Perhaps ground wire to Kill engine
nope.
If you have some coils of wire and a house that needs rewiring, an electrician is needed to complete the job. He/she would also know if the wire you have is the correct wire to use in the rewiring.
I think its the purple wire coming from the Oxygen sensor!