| 摘要 |
PURPOSE:To transmit an individual message, by detecting a message data from a telephone set on an originating side to the telephone set on a receiving side, and sending a corresponding message data to the telephone set on the originating side. CONSTITUTION:At the time of calling an extension telephone set 103 from an extension telephone set 1021, a data analysis part 104 starts up a sending part 106, and making it retrieve whether the message data from the telephone set 103 on the receiving side to the telephone set 1021 on the originating side, is set. Then, the sending part 106 retrieves a message memory 101, and detects the message data at a forefront area, and sends the message data to the telephone set 1021. The message data is held at a data register 102A, and a driver 102B drives an LCD102C based on the message data in the register 102A, and performs a corresponding display.
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