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DRV8825
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SLVSA73F –APRIL 2010–REVISED JULY 2014
8.3 Feature Description
8.3.1 PWM Motor Drivers
The DRV8825 contains two H-bridge motor drivers with current-control PWM circuitry. Figure 6 shows a block
diagram of the motor control circuitry.
Figure 6. Motor Control Circuitry
Note that there are multiple VM motor power supply pins. All VM pins must be connected together to the motor
supply voltage.
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