| 摘要 |
PROBLEM TO BE SOLVED: To easily and correctly transfer data by starting transmission reception when a telephone set A sends a write request number to a telephone set B and the telephone set B returns a write enable between the mobile telephone sets A, B. SOLUTION: A mobile telephone set B sends a write request number corresponding to data desired to a mobile telephone set A (207). The mobile telephone set A receives the request number (201) and sends a write enable to the mobile telephone set B when the request is allowed (102, 103). The mobile telephone set B receives it and generates data (208, 209) Then transmission reception is started (210, 205). The mobile telephone set A writes the received data to a memory location corresponding to the write request number received before (206). In this case, the length of data to be written is set according to the write number. |
