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Multifunctional ceiling fan remote control speed regulation circuit

Source: InternetPublisher:fish001 Updated: 2020/05/07

This circuit consists of the following parts (1) Infrared receiving and channel decoding circuit composed of CX20106 and LC2200. (2) Composed of presettable addition and subtraction counter circuit, thyristor trigger circuit and counting decoding display circuit (3) It consists of a silicon controlled trigger tube VT5 and its base control resistor network R13~R16. Of course, the application of this circuit requires an infrared transmitter, as shown in the figure below

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