void setMotor(int speed) if (speed >= 0) digitalWrite(dirA, HIGH); analogWrite(speedA, speed); else digitalWrite(dirA, LOW); analogWrite(speedA, -speed);
Understanding the layout of the HW-130 is crucial for safe wiring and effective debugging.
The HW-130 Motor Control Shield is an essential "bridge" for robotics. While it uses an older L293D architecture, its ease of use and compatibility with the Adafruit library make it the go-to choice for students and hobbyists building their first motorized creations. hw 130 motor control shield for arduino datasheet
delay(2000);
– Declare AF_DCMotor motor3(3); and AF_DCMotor motor4(4); and set their speeds. Based on the classic L293D push-pull driver chip
When purchasing, confirm that the shield includes the and the 74HC595 shift register – some very cheap clones may omit the shift register and use more I/O pins.
void setup() Serial.begin(9600); // HC-05 uses Serial Hardware pins motorLeft.setSpeed(150); motorRight.setSpeed(150); motorLeft.run(RELEASE); motorRight.run(RELEASE); – Declare AF_DCMotor motor3(3)
The HW-130 motor control shield is a highly versatile, budget-friendly expansion board designed for Arduino enthusiasts and robotics builders. Based on the classic L293D push-pull driver chip architecture, this shield allows you to control multiple motors simultaneously without dealing with messy breadboard wiring.
The HW-130 can drive one or two bipolar or unipolar stepper motors. Use the AF_Stepper class:
5V, typically powered by the Arduino's 5V pin .