Yes, for: Simple robots, tank drives, small conveyor belts, and learning. It's cheap ($3–$5).
No, for: Precise speed control (the L298N has a non-linear response) or high-torque motors (get a MOSFET-based shield like the Adafruit Motor Shield v2).
Note: D13 (built-in LED) is not used by the shield – remains functional.
Pros:
Cons:
HW-130 Motor Control Shield high-featured expansion board for Arduino, based on the quadruple H-bridge chipset
. It is designed to simplify the control of various motor types directly from an Arduino Uno or Mega. 5.imimg.com Key Specifications 2 x L293D motor drivers and 1 x 74HC595 shift register. Output Current: 0.6A per bridge (1.2A peak). Voltage Range:
Supports motor power from 4.5V to 25V (some versions rated up to 36V). Logic Voltage: Standard 5V operation. Dimensions: Approximately 69mm x 53mm x 14.3mm. 5.imimg.com Drive Capabilities DC Motors:
Up to 4 bi-directional DC motors with individual 8-bit speed selection. Stepper Motors:
Up to 2 stepper motors (unipolar or bipolar) with various stepping modes (single/double coil, interleaved, micro-stepping). Servo Motors:
2 dedicated connections for 5V "hobby" servos connected to the Arduino's high-resolution timers (Pins 9 and 10). 5.imimg.com Hardware & Power Features L293D Based Arduino Motor Shield hw 130 motor control shield for arduino datasheet
The HW-130 Motor Control Shield (often identified as the L293D Motor Shield) is a versatile expansion board designed for the Arduino Uno and Mega . It leverages two L293D motor driver ICs and a 74HC595 shift register to drive multiple motors while conserving Arduino pins . Key Technical Specifications Specification Driver Chips 2 x L293D (Dual H-Bridge) + 1 x 74HC595 (Shift Register) Input Voltage (Motors) 4.5V to 25V DC (some versions up to 36V) Output Current 600mA continuous per channel (1.2A peak) Logic Voltage Motor Support Up to 4 DC motors, 2 Stepper motors, or 2 Servos Protection Thermal shutdown and internal kickback diodes Pin Mapping & Connectivity
The shield simplifies wiring by plugging directly onto the Arduino . It uses a shift register to control motor directions, meaning only a few digital pins are occupied .
DC/Stepper Motors: Controlled via pins D3, D4, D5, D6, D7, D8, D11, and D12 . Servos: Connected to D9 (Servo 2) and D10 (Servo 1) .
Analog Inputs: Pins A0–A5 are broken out for sensors or as digital I/O .
External Power (EXT_PWR): A 2-pin terminal for separate motor power . Remove the PWR Jumper when using a separate supply to avoid damaging the Arduino . Usage Tips L293D Motor Driver Shield with Arduino - Hackster.io
The HW-130 is a popular L293D-based motor driver shield. It is designed to plug directly onto an Arduino Uno or Mega to control multiple motors simultaneously. Key Specifications Driver Chip: Two L293D Push-Pull Drivers. Motor Capacity: 4 Bi-directional DC motors (8-bit speed resolution). 2 Stepper motors (unipolar or bipolar). 2 Servo motors (connected to Arduino’s high-res timers).
Current: 0.6A per bridge (1.2A peak) with thermal protection. Voltage: Wide range from 4.5V to 25V DC.
Logic: Integrated pull-down resistors keep motors disabled during power-up. Pin Mapping Servos: Use Digital Pins 9 and 10.
DC/Stepper Motors: Controlled via a 74HCT594 shift register to save Arduino pins.
Power Jumper: If the "PWR" jumper is connected, the shield draws power from the Arduino. For high-torque motors, remove the jumper and use the EXT_PWR terminals. Yes, for: Simple robots, tank drives, small conveyor
💡 Pro Tip: Always use an external power supply for DC motors to avoid crashing your Arduino due to voltage drops.
The hum of the lab was the only sound until the HW-130 shield clicked onto the Arduino board. For Leo, this wasn't just a sandwich of fiberglass and copper; it was the nervous system of his greatest project yet. He tightened the terminal screws on Motor 1, the wire biting into the brass. "Don't fail me now," he whispered.
He uploaded the code. The status LED flickered a steady, confident red. Outside, the rain lashed against the workshop window, but inside, the air was electric. With a sharp tap on the keyboard, the command was sent.
The L293D chips began to warm under his fingertip. Suddenly, the mechanical arm on the desk twitched. Then, with a smooth, gear-driven whine, it reached out. It didn't stutter or stall. The dual H-bridges held the current steady, translating lines of C++ into raw, physical grace. For the first time, his creation didn't just exist—it moved.
HW-130 Motor Control Shield (often marketed as the L293D Motor Driver Shield) is a versatile, entry-level expansion board for Arduino designed to simplify the complex task of driving inductive loads like DC motors, steppers, and servos. Based on the classic Adafruit Motor Shield V1 design, it centralizes motor control by consolidating multiple H-bridges and shift registers into a single "plug-and-play" footprint. ResearchGate Core Technical Architecture
The shield's functionality is built around three primary integrated circuits: Dual L293D Motor Drivers
: These are quadruple high-current half-H drivers. Each chip provides two full H-bridges, allowing the shield to drive up to four DC motors two stepper motors simultaneously. 74HC595 Shift Register
: This IC expands the Arduino's digital pins. It converts serial data from just three Arduino pins into eight parallel outputs to control the direction of the L293D chips, preserving other Arduino pins for sensors or communication. Critical Specifications
According to various technical datasheets for this hardware revision: Adafruit Motor Shield
The HW-130 motor control shield is a budget-friendly, widely available clone of the original Adafruit Motor Shield (V1), designed to mount directly onto an Arduino Uno or Mega. It is primarily used for entry-level robotics and small-scale automation projects due to its ability to control multiple motor types simultaneously. Core Specifications Driver Chipset: Two L293D dual H-bridge motor drivers. Motor Support: Note: D13 (built-in LED) is not used by
Up to 4 bi-directional DC motors with 8-bit speed selection. Up to 2 stepper motors (unipolar or bipolar).
Up to 2 "hobby" servos (connected to Arduino’s dedicated timers).
Voltage Range: Supports motor voltages from 4.5V to 25V (though some variants are rated up to 16V or 36V depending on component quality). Current Output: 0.6A per channel continuous (1.2A peak).
Logic: Uses a 74HC595 shift register to expand 3 Arduino pins into 8 direction control pins. Key Features & Design
Pin Accessibility: Brings the Arduino reset button to the top and provides access to all six analog pins (A0-A5) for sensor integration.
Power Flexibility: Includes an external power terminal and a jumper to choose between powering the Arduino from the shield or keeping the supplies separate.
Protection: Integrated pull-down resistors keep motors disabled during the Arduino's power-up sequence to prevent erratic movement. User Review: Pros & Cons
Here is comprehensive content structured as a datasheet-style overview for the HW-130 Motor Control Shield for Arduino.
Note: The HW-130 is a clone/variant of the popular L293D-based motor driver shields (similar to the Arduino Motor Shield Rev3). If you have a specific brand variant, pin functions remain largely the same.
| Motor | Direction Pin (Arduino) | PWM Speed Pin (Arduino) | |-------|------------------------|-------------------------| | M1 | D12 | D5 | | M2 | D11 | D6 | | M3 | D8 | D9 | | M4 | D7 | D10 |
Connector Map: