| 摘要 |
<p>Each of indoor units and outdoor unit includes a flash microcomputer having a first rewritable storage area for storing its own control program together with respective revision number information, and a second rewritable storage area for storing control programs for the at least one of the other indoor units and outdoor unit than itself together with revision number information. In response to a predetermined operation, the flash microcomputer acquires revision number information stored in the at least one of the other indoor units and outdoor unit than itself, and compares the acquired revision information with revision number information stored in the flash microcomputer of its own. When the acquired revision number information is the latest one, the control program of the latest revision number information is acquired and the control program stored therein is updated.</p> |
