| 摘要 |
<p>PROBLEM TO BE SOLVED: To correctly detect an event in which a slave device is extracted from a master device and then immediately re-attached to the master device.SOLUTION: A state monitoring request message comprises: a message field 31 which stores a transmission destination address; a message field 32 which stores a transmission source address; a message field 33 which stores a message type; a message field 34 which stores a device start-up state; a message field 35 which stores a sequence number; and a message field 36 which stores a message check sum.</p> |
