Hw 130 Motor Control Shield For Arduino Datasheet Better -
| | Arduino Pin Used | Notes | | :--- | :--- | :--- | | Servo 1 Control | Digital Pin 9 | Provides PWM control for the first servo | | Servo 2 Control | Digital Pin 10 | Provides PWM control for the second servo | | DC Motor Channels 1 & 2 | Pins 4, 5, 6, 7 | Controlled via a shift register to save I/O | | DC Motor Channels 3 & 4 | Pins 3, 8, 11, 12 | Also controlled via the 74HC595 register | | External Motor Power (EXT_PWR) | Not connected to Arduino | Terminal block for powering motors directly from a battery | | Arduino Power Select (PWR Jumper) | Jumper | Determines if Arduino is powered from the motor supply or USB |
For a more professional, efficient, and powerful solution, "better" truly means moving beyond the L293D chip. Modern shields are based on MOSFET technology, which offers higher efficiency, less heat, and more robust protection features. Here are the top-tier alternatives you should consider.
The L293D chip is robust but has limitations. Its maximum continuous output is 600mA, with a peak of 1.2A. For any motor expected to draw more than 250-300mA under normal operation, the L293D will get hot very quickly. This chip has built-in thermal shutdown, which will stop your motors to prevent damage.
The HW-130 is one of the most affordable motor shields on the market, making it an ideal choice for a first robotics project. hw 130 motor control shield for arduino datasheet better
Introduction The HW-130 motor control shield is a compact, Arduino-compatible motor driver board that targets hobbyists and makers building small robots, RC vehicles, and automation projects. This post provides a clearer, more usable “datasheet-style” overview plus practical tips, wiring diagrams, Arduino code basics, and troubleshooting to help you get the most from the HW-130.
The is one of the most popular, affordable, and versatile multi-motor driver expansion boards available for the Arduino community. Based on the foundational design of the original Adafruit Motor Shield V1 , the HW-130 allows you to control up to 4 bidirectional DC motors, 2 stepper motors, and 2 hobby servo motors simultaneously .
The servo header shares the Arduino’s 5V regulator. A stalled servo (e.g., MG995) can draw 1A+ and instantly reset your Uno. Remove the +5V jumper and power servos from a separate 5V/3A UBEC. | | Arduino Pin Used | Notes |
The HW-130 is a 4-channel motor shield based on the L293D, a quadruple high-current half-H driver. This driver IC allows you to control the speed and direction of up to four DC motors or two stepper motors independently. It also includes headers for two servo motors. Plug-and-play: Stacks directly onto the Arduino. Versatility: Supports DC motors, steppers, and servos.
HW-130 Motor Control Shield (also widely known as the L293D Motor Shield
Now go build something that moves.
600mA continuous per channel (1.2A peak) with thermal shutdown protection. Speed Control: 8-bit speed selection (approx. 0.5% resolution). 5.imimg.com Pinout & Connectivity
Arduino powered via USB – the shield’s green LED (near VM) should light. If not, remove battery and check polarity.