Focus on the controller hardware system structure, Including signal regulate circuit, tripping control circuit and GPRS communication module circuit.
重点叙述了控制器的硬件系统构成，包括信号调理电路、脱扣控制电路和GPRS通信模块电路。
Focus on the controller hardware system structure, Including signal regulate circuit, tripping control circuit and GPRS communication module circuit.
重点叙述了控制器的硬件系统构成，包括信号调理电路、脱扣控制电路和GPRS通信模块电路。
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