| 摘要 |
PROBLEM TO BE SOLVED: To realize a bus analyzer capable of measuring the voltage of each signal and resistance between the signals. SOLUTION: For the bus analyzer of 1394 serial bus, there are provided an analysis method which analyzes communication protocol of the 1394 serial bus, a selecting method which selects any signal in the 1394 serial bus, and a voltage-measuring method which measures the output voltage value of the selecting method and at the same time, displays the measurement result on a display method of the analysis method.
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