Keywish Hummer-Bot-2.0 Instruction Manual page 42

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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
Detailed L298N chip data please refer to "hummer-bot\Document\L298N_datasheet.pdf"
IN1 IN2
H L
L H
IN2 IN1
X X
Figure .3.2.2 Logic Function Chart
Fig.3.2.3 Module Physical Map
39
Motor status
Forward
Reversal
Quick stop
Stop