| 摘要 |
An automatic access modem for a call service for executing a call service including a quick service and a home delivery service is provided to change call information through the replacement of a call button by mounting a memory storing call information to a corresponding call button. A public communications network(PSTN) and phone are interconnected with the interface module. The call Info of a service provider is stored in a memory(51). A data transmission module(30) provides the call Information stored in the memory for the interface module. A call button(50) controls the drive of data transmission module. A controller(40) controls the interface module, the memory, the drive of the call button and data transmission module. A main body(10) includes the interface module, the data transmission module and the controller. The sensing unit(31) of the data transmission module includes a switching unit(31A) which senses the state of the call button, and a read part reading the call Info of the memory of being mounted in the call button. |
