| 摘要 |
Disclosed is a computer data interface (100) for connecting a hand-held computer (104) and a desktop computer (102). The computer data interface includes a cable having connectors at each end. A voltage conversion circuit (116) is mounted adjacent to one of the connectors. The voltage conversion circuit receives data signals from the hand-held computer and transmits the signals to the desktop computer at voltage levels compatible with the desktop computer, Similarly, the voltage conversion circuit receives signals from the desktop computer and transmits the signals to the hand-held computer at voltage levels compatible with the hand-held computer.
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