A main heater with a multi-dispensing method of a communication address from the operation device

The present invention discloses a water heater with a multi-master operation from the address allocation method of the communication apparatus, characterized by comprising the following steps: 1) the main controller receives the data transmitted on the data bus terminal in operation; 2) the main controller food wheel Inquiry preset operation terminal, each operation on the received terminal data through the data bus, the address space is determined; 3) the address space, when the user presses the power button of the terminal, triggering the application address operation, the operation terminal actively using an address space, generating a random address, the application address occupies the main controller; 4) with a main controller according to the exact address is not repeated when the request is received, address assignment, to realize a plurality of operating an access terminal. The present invention provides a water heater with a multi-master communication address allocation method from the operation apparatus, after the control device is powered heater, power can automatically obtain the address trigger operation, easier to use.