bridge input circuit
... 桥式整流电路 bridgerectifiercircuit ; Bridge Rectifier 桥式输入电路 bridge input circuit 桥路测量, 桥式电路测定 bridge measurements ...
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L 297芯片产生脉宽可调的脉冲相序信号，该信号作为双极性桥式功率驱动电路的输入信号，放大后驱动步进电机。
L297 chip generates pulse phase sequence signals of which the pulse width is adjustable. The signals are the input ones of dual bridge driving circuit and drive the stepper motor after amplification.
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