...关键词： 单片机； 电压信号采集系统； 高压设备配件； 机车车顶故障 [gap=833]Key words: MCU voltage signal； acquisition system； high-pressure equipment accessories； locomotive roof failure ..
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Signal acquisition part obtains voltage and current signals. The MCU uses these signals to control switches control section and balanced circuit.
单片机对所采集的电压和电流信号进行判断和分析，然后输出控制信号驱动开关控制电路和分流电路。
The system select W78LE516 MCU and CPLD to construct the control circuit and use quickly read and write low power consumption, low-voltage external data memory CF card to save the signal.
系统选w 78le516单片机和CPLD来构造控制电路，用读写速度快、功耗低的低电压外部数据存储器CF卡存储采集完的信号。
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