Key Features

Motor Control

• Motor Power Range: 4.5V to 36V, allowing it to drive motors with different voltage requirements.
• Control Supply Range: 4.5V to 9V for controlling the motor.
• Drive Type: Dual high-power H-bridge driver, which can independently control two DC motors or one stepper motor.
• Driving Current: Up to 1.2A, suitable for a wide range of motors.
• Power Dissipation: Maximum power dissipation of 4W, ensuring efficient operation.

Connectivity and Control

• Control Ports:
  • PWMA (Motor A PWM control)
  • PWMB (Motor B PWM control)
  • DA (Direction of motor A)
  • DB (Direction of motor B)
  • These control ports are used with the ESP-12E and NodeMCU development boards to manage the motors.
• Pins for Expansion: Includes various pins such as VIN, 3.3V, DIO, AIO, SDIO, UART, SPI, RST, and EN for connecting sensors and additional components like temperature/humidity sensors, relays, and buzzers.

Power Management

• Separate Power Supplies: The motor power and control power are separated to ensure stable operation.
• Onboard Power Switch: Convenient power management directly on the board.

Compatibility

• ESP12 DEV KIT Expansion Module: Fully compatible with ESP-12E Dev Kit and NodeMCU for a variety of IoT projects.
• Arduino-Like Pins: Provides standard pins such as SPI, UART, GPIO, and AI (Analog Input) for flexible development.

Specifications

• Motor Power Supply Range: 4.5V ~ 36V
• Control Power Range: 4.5V ~ 10V
• Logic Operating Current: ≤60mA
• Work Current for Drive Part: ≤1.2A
• Maximum Power Dissipation: 4W (at T = 90°C)
• Drive Type: Dual H-bridge for driving two motors or one stepper motor
• Working Temperature Range: -25°C to +125°C, suitable for industrial environments
• Dimensions:
  • Length: 60 mm
  • Width: 45 mm
  • Height: 13 mm
  • Weight: 20 gm

Applications

• Robotics: Ideal for controlling motors in robot projects.
• IoT Devices: Perfect for small IoT projects involving motor control, such as remote-controlled cars or automated systems.
• Automation: Can be used in automation systems for controlling motors or actuators.
• Remote Monitoring: Useful for systems where motors need to be remotely controlled via Wi-Fi.

Advantages

• Easy Integration: Easily integrates with ESP8266 and NodeMCU, offering Wi-Fi control for motor-driven applications.
• Efficient Power Management: Separate motor and control power supplies for reliable performance.
• Compact Design: Small form factor with a range of useful features like motor control, GPIO pins, and onboard power switch.
• Advanced Connectivity: Utilizes Wi-Fi to control motors, making it perfect for IoT applications.