The main circuit consists of the switching power supply, the main control circuit, and the power circuit.
本课题硬件结构主要包括开关电源，主控电路、功率电路三部分。
For the hardware, this paper deals with the designing and realization about the main control circuit and data acquisition circuit, and gives the method of debugging.
在硬件部分，论文详述了主控电路和数据采集电路的设计与实现，并给出了硬件调试的方法。
The main control circuit sends 6 PWM signals. After the isolation and enlargement by the power circuit, these signals could drive the Permanent Magnet Synchronous Motor (PMSM for short).
主控电路发出6路PWM信号，经过功率电路隔离和放大，驱动交流永磁电机运转。
The feeder circuit meets the demands of modular structure, and it can meet the needs in synchronism with the main control circuit.
该送丝电路符合模块化的电路设计思想，能够较好的与数字化主控电路实现同步。
The feeder circuit meets the demands of modular structure, and it can meet the needs in synchronism with the main control circuit.
该送丝电路符合模块化的电路设计思想，能够较好的与数字化主控电路实现同步。
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