Author - HP Persson

A word on USB-hubs

A small note on usb-hubs and using older computers or pad´s to run the machines. All computers has a usb-host controller, this one controls the data sent out and powers the ports. On older computers or smaller laptops there is one host-controller for all ports. On newer machines there is often one controller per port, or per set of ports.   What may happen is your laser starts to freeze up, it hesitates for a half second and then runs again. This happens because [...]

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