| 摘要 |
PURPOSE:To realize an interphone system which can be easily applied to a multiple dwelling house of different types and scales by providing a data memory and a circuit which performs writing to said memory to a concentrated calling device and therefore setting a corresponding relation between a dwelling number and an address of handset respectively. CONSTITUTION:A mode changeover switch 63a of a data writing circuit 63 to the (b) side to set a writing mode. The dwelling numbers corresponding to each address are supplied by means of a ten-key 43, and a writing key 43a is pushed. Therefore the correspondence data showing a corresponding relation between the dwelling numbers and addresses is written to a data memory 62. Thus it is possible to set easily the corresponding relation between the dwelling numbers and addresses at a working site. This offers a standard interphone system which can be easily applied to the multiple dwelling house of different types and scales. |
