Even with a datasheet, users make the same four mistakes. Here is the official “errata” section.
void loop() motorA(200, true); // forward 78% speed motorB(150, false); // reverse 59% speed delay(2000); stopMotors(); delay(1000); motorA(100, false); motorB(200, true); delay(2000); stopMotors(); delay(1000); Hw 130 Motor Control Shield For Arduino Datasheet
// Map pins: IN1=4, IN2=5? No. For stepper: Use 4,5,6,7 sequentially Stepper myStepper(STEPS_PER_REV, 4, 5, 6, 7); Even with a datasheet, users make the same four mistakes
// HW 130 Motor Shield - Basic Control // Pin mapping for standard HW 130 #define MOTOR_A_DIR 4 #define MOTOR_A_PWM 5 #define MOTOR_B_DIR 7 #define MOTOR_B_PWM 6 Even with a datasheet