Automatic dialing alarm system
An alarm system and automatic dialing technology, applied in the direction of alarms, signaling devices, visible signaling devices, etc., can solve the problems of huge cost and unbearable for ordinary families, and achieve low cost, good alarm effect, and good concealment. Effect
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[0014] refer to figure 1 It is a composition block diagram of the present invention, and the automatic dialing alarm system of the present invention includes MCU unit 1, signal receiving unit 2, dialing unit 3, telephone line connection unit 4 and the power supply unit 5 for supplying power to the above-mentioned units, MCU unit 1 through The signal receiving unit 2 receives the alarm signal, the input end of the dialing unit 3 is connected with the MCU unit 1 , and the output end of the dialing unit 3 is connected with the telephone line through the telephone line connecting unit 4 . When the present invention works, once the alarm signal is received, the MCU unit can dial the predetermined number through the dialing unit, and the dialing signal is processed by the telephone line connection unit and then sent to the external telephone line to realize the communication connection with the predetermined number machine owner , report the alarm to the owner. The alarm signal rec...
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