Datasheet

// Basic sketch for trying out the Adafruit DRV8871 Breakout
#define MOTOR_IN1 9
#define MOTOR_IN2 10
void setup() {
Serial.begin(9600);
Serial.println("DRV8871 test");
pinMode(MOTOR_IN1, OUTPUT);
pinMode(MOTOR_IN2, OUTPUT);
}
void loop() {
// ramp up forward
digitalWrite(MOTOR_IN1, LOW);
for (int i=0; i<255; i++) {
analogWrite(MOTOR_IN2, i);
delay(10);
}
// forward full speed for one second
delay(1000);
// ramp down forward
for (int i=255; i>=0; i--) {
analogWrite(MOTOR_IN2, i);
delay(10);
}
// ramp up backward
digitalWrite(MOTOR_IN2, LOW);
for (int i=0; i<255; i++) {
analogWrite(MOTOR_IN1, i);
delay(10);
}
// backward full speed for one second
delay(1000);
// ramp down backward
for (int i=255; i>=0; i--) {
analogWrite(MOTOR_IN1, i);
delay(10);
}
}
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