AT89C2051-based intelligent controller circuit as shown below, which mainly consists of a sensor unit, A \ D conversion unit, controller unit. AT89C2051 chip for voice and light control signals from the sensor detects the signal data through plastic surgery done after treatment, and then control the LED driver. The circuit of AT89C2051 p3. 0 and p3. 1 port is used as an input signal detection, and the remaining 13 ports selectable output control.
Figure intelligent controller circuit diagram
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