DATA SETTING SYSTEM

PURPOSE:To improve the degree of freedom for data setting in the case of connecting at least one or more controlled apparatuses through the same transmission line and setting up data applied through the transmission line in a control part for controlling the above controlled apparatuses based upon the data. CONSTITUTION:This system is constituted so that a user can input various data through a keyboard 19a while carrying an electronic memorandom book 19 to which an adaptor 18 is connected at the time of setting up the data of a home bus controller(HBC) 10a to which various controlled apparatuses are to be connected and the above input data can be wirelessly applied to the HBC 10a as an infrared-ray signal 17a through the adaptor 18.