Patent ID: 7958405

Claim:
An automatic testing system for automatically testing a universal serial bus device, said automatic testing system comprising: a computer; a testing device connected to said computer and said universal serial bus device for testing said universal serial bus device, wherein when said universal serial bus device is connected with said testing device, plural descriptors are transmitted from said universal serial bus device to said computer; a connecting management program installed in said computer for judging whether a target descriptor of said plural descriptors is transmitted to said computer, wherein after said target descriptor is transmitted to said computer and said connecting management program detects that said target descriptor is transmitted to said computer again within a waiting time, said waiting time is zeroed and recounted by said connecting management program, and wherein after said target descriptor is transmitted to said computer and said connecting management program does not detect that said target descriptor is transmitted to said computer again within said waiting time, an enabling signal is generated; and an automatic testing program installed in said computer for enabling said testing device according to said enabling signal, thereby automatically testing said universal serial bus device.