Logic Function Chart; Module Physical Map - Keywish Hummer-Bot Instruction Manual

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The speed is adjustable
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The strong anti-interference ability with photoelectric isolation
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Overvoltage and overcurrent protection
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Controlling of two motors separately
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Controlling the stepper motor
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The speed control with PWM pulse width
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Positive and negative rotation
ENA
H
H
H
L
IN1
H
L
IN2
X
Fig.3.2.2 Logic Function Chart
Fig.3.2.3 Module Physical Map
44
IN2 Motor status
L
H
IN1
X
Forward
Reversal
Quick stop
Stop