Circuitry involve LEDdrivecircuit, signal modulation circuit, DSP circuit and display circuit.
硬件电路系统包括LED光源驱动电路、信号调制电路、DSP硬件电路、显示电路。
2
The control circuit of the probe has been divided into four modules, namely, infrared LEDdrivecircuit module, monolithic processor control module, keys trigger module and data communication module.
光学测棒硬件控制电路划分为：LED驱动电路、单片机控制、按键触发和数据通信四个功能模块。
3
Have designed the concrete drivecircuit of LED light sources and the concrete circuits of preamplifier and subtracter, etc.