| 摘要 |
<p>PURPOSE:To improve the handleability of a system by rewriting routine information broadcasted from each terminal equipment at a central controller side and revising a broadcast message optionally. CONSTITUTION:Each of terminal equipments 21-2n is provided with a message recording reproduction section 27 in place of a message storage section and a control section 29 having functions of receiving a transmission message and controlling the message recording reproduction section 27 in addition to the function of the control section. Then, a memory card 28 for the terminal equipments 21-2n is designed to be rewritten and a central controller 1 rewrites the content of the memory card 28. Thus, it is not required to circulate the installed location of the terminal equipments 21-2n at every change of message and a recorder to rewrite the content of the memory card 28 is not required to enhance the convenience.</p> |
