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阐述了大功率LED驱动电路工作的特点,温度补偿电路的工作原理及其作用,设计了采用C8051F220单片机进行数据处理,应用DS1820温度传感器对LED工作温度进行测量补偿的应用电路。
The characteristics of high power LED driver circuit, the working principle of temperature compensation circuit and its function are expounded. The application circuit of data processing using C8051F220 microcontroller and DS1820 temperature sensor for measuring and compensating LED operating temperature is designed.