In my line of work I use serial on a near daily basis. Currently, I have 3 different USB>Serial cables; an IO Gear GUC232A, a Cables to Go (Prolific PL2302 chipset) and a older Radio Shack cable (with ...
If after you connect a USB device, it keeps disconnecting and reconnecting randomly on its own, then it could be a hardware or driver issue. The first step is to check that the device works fine on ...