Intelligent control device of light-emitting diode (LED) and intelligent LED lamp
A technology of LED lamps and intelligent control, which is applied in the direction of energy-saving control technology, lighting devices, lamp circuit layout, etc., and can solve the problems of not being able to know the operating status of a certain LED lamp in real time, and intelligent management of LED lamps.
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[0020] refer to figure 1 , the LED intelligent control device of the present invention, switching power supply P2, constant current dimming drive power supply P1, temperature and humidity sensor SH1, air quality sensor QS1, reset chip U1, ferroelectric memory U2, drive switch, dimming controller, current Sampling module, voltage sampling module, analog-to-digital converter U7, communication device, embedded power line carrier module U9, pyroelectric infrared sensor U11 and single-chip microcomputer U3, each part is described in detail below:
[0021] Switching power supply P2 is a high-performance AC-DC micro switching power supply. After the output voltage of switching power supply P2 is filtered by tantalum electrolytic capacitor C6 and tantalum electrolytic capacitor C7, it provides DC voltage with higher quality, which is used for single chip microcomputer U3 and its The peripheral circuit provides 5V DC working voltage and 12V DC working voltage for driving switch, embedd...
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