BTC/USDBTC/EURBTC/GBPUnlike other shields, the HW-130 does not require you to wire individual IN1, IN2, IN3, IN4 pins manually. The connections are managed internally by the shield. However, understanding the pin mapping is crucial for troubleshooting or avoiding conflicts with other shields.
Since "HW-130" is the generic part number printed on many generic Chinese motor driver shields, it can be difficult to find a specific "brand name" datasheet. This shield is widely known as the .
Below is a summary of the most important electrical and functional characteristics of the shield. hw 130 motor control shield for arduino datasheet
| Issue | Likely Cause | Solution | |----------------------------|-----------------------------------------------|-------------------------------------------| | Motors not spinning | Insufficient voltage/current | Use external 7.2–9V supply | | IC gets very hot | Current >600 mA per channel sustained | Reduce load, add heatsink, or use relays | | Erratic motor movement | Glitching due to inductive kickback | Add 100nF caps across motor terminals | | Stepper motor skips steps | Too high speed or low current | Reduce speed, increase voltage | | Shield interferes with SPI | Pins 11–13 are used partially (13 free) | Avoid SPI devices unless remapped |
void loop() servo1.write(90); servo2.write(45); delay(1000); Unlike other shields, the HW-130 does not require
This shield utilizes specific Arduino pins to control the motors. If you attach the shield, these pins on the Arduino are occupied.
The (often labeled as an L293D Motor Driver Shield) is a versatile, low-cost expansion board for the Arduino Uno and Mega. It is essentially a clone of the original Adafruit Motor Shield V1 , designed to drive inductive loads such as relays, solenoids, DC motors, and stepper motors. Key Technical Specifications Since "HW-130" is the generic part number printed
void setup() Serial.begin(9600); motor.setSpeed(150); // Set speed (0 to 255) motor.run(RELEASE); // Ensure motor is stopped at start