| 摘要 |
PROBLEM TO BE SOLVED: To provide a data communication equipment capable of realizing low power consumption of a communication system. SOLUTION: The transmission part 1 of the data communications equipment consists of a serial data generation circuit 2, an output field-effect transistor 3 and output terminal TXD, and the output terminal TXD is connected to a serial data bus 5 connected to a high potential power supply VDD via resistance R.
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