| Feature | HW-130 (L293D) | Arduino Uno R3 Motor Shield | Adafruit Motor Shield V2 | Pololu VNH5019 | | :--- | :--- | :--- | :--- | :--- | | | L293D | L298P | TB6612FNG | VNH5019 | | Technology | Bipolar (Darlington) | Bipolar (L298) | MOSFET | MOSFET | | Max Continuous Current | 0.6 A (can be pushed to 1.2A peak)| 2 A (w/ heatsink) | 1.2 A (3.2A peak) | 12 A (30A peak) | | Voltage Drop (Efficiency) | ~1.4V - 2V (high loss) | ~2V (high loss) | Very Low (MOSFET) | Very Low (MOSFET) | | Control Interface | 74HC595 Shift Register | Direct Pin Control | I2C (SDA/SCL) | PWM & DIR | | Protection Features | Thermal Shutdown, Back-EMF Diodes | Thermal Shutdown | Overcurrent, Thermal, ESD | Current Sense, Thermal Shutdown, Undervoltage | | Best For | Beginners, low-cost, learning | General-purpose, official | Multi-motor, sensor-rich robots | High-power, industrial-grade robots |
For the open-source purists and those who prioritize extreme power efficiency, the is an excellent modern choice. It is designed to be a pin-compatible replacement for the original Arduino Motor Shield but uses a VNH2SP30 driver, offering significantly improved electrical performance for driving higher loads with lower power dissipation. It is the recommended shield by the DCC-EX model train control community for its reliability and power-handling capabilities. hw 130 motor control shield for arduino datasheet better
(If helpful: related search suggestions loaded.) | Feature | HW-130 (L293D) | Arduino Uno
speed = map(speed, 0, 255, 30, 255); analogWrite(ENB, constrain(speed, 0, 255)); (If helpful: related search suggestions loaded
// Stop motors digitalWrite(motorAPin1, LOW); digitalWrite(motorAPin2, LOW); digitalWrite(motorBPin1, LOW); digitalWrite(motorBPin2, LOW);
Connect your motor power supply (5V–25V) to the 2-pin terminal block. PWR Jumper: Jumper ON: Powers the Arduino from the motor power supply.