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First remove the screws on the back, and note that there are hidden screws under the sticker label. Turn the magnetic h...
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2. Check whether the pins of the two large integrated chips in the upper left corner of the control board are corroded,...
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The motor in the hard drive is a three-phase AC motor, with three wires, with four wires. The coil connection mode is st...
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At present, the most used H-bridge driver chip: L928N, this chip is very simple, very cheap, and easy to buy, a chip ins...
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The motor in the hard drive is a three-phase AC motor, with three wires, with four wires. The coil connection mode is st...
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A: The method of driving the motor with the drive board of the hard disk is as follows. This is a drive board that drive...
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74HC244 is an eight-bit three-state output non-inverting buffer\/driver chip, the output can drive up to 15 LSTTL, can a...
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Under normal movement, it has a fixed number of steps per revolution; When the continuous step movement is done, the rot...
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The method of measuring the drive of the Roewe i6 steering machine is generally to use a measuring instrument, such as a...
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Motor driver chip is a chip integrated with CMOS control circuit and DMOS power device, which can be used to form a comp...
