Intelligence Telephone Control
Abstract: The smart phone controller is a kind of controller of multi-functional timing taking 89C51 one-chip computer as the core, can show time correctly can control the opening and closing of household appliances remotely Monitoring the indoor state long rangly remote control light, stereo set warn and guard against theft; There is function of checking meter automatically too. Telephone long-range control system is it carry DTMF signal come to send far to receive decode to their, decode signal after deal with by central authorities Entrance is it punish to gather and then; Finishes a series of control activities. Keyword: Telephone remote control, a pair of audio frequency compiled code, one-chip computer controlling