An intelligent telephone system controlled by SCM chip STC89C54RD is introduced, whose functions includes "blacklist", "please don" t bother in fixed time "and fire alarm."
设计一种基于STC89C 54rd单片机控制的智能电话系统，该系统在普通电话机的基础上，增加了黑名单、定时请勿打扰以及火警报警等功能。
An intelligent telephone system controlled by SCM chip STC89C54RD is introduced, whose functions includes' blacklist ', 'please don' t bother in fixed time 'and fire alarm.
设计一种基于STC89C 54rd单片机控制的智能电话系统，该系统在普通电话机的基础上，增加了黑名单、定时请勿打扰以及火警报警等功能。
A serial of functions by the public telephone network are also described in this intelligent system, such as remote control, sound prompting, leave words and automatic alarm.
通过电话网实现了家电的远程控制，语音提示、留言和自动报警等功能。
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