Cortex-M3 Sensor and Motor Drive Board

SKU: DFR0057

The Cortex-M3 Sensor and Motor Drive Board is designed to facilitate the development of advanced robotic systems by integrating multiple communication interfaces, such as SPI and RS232, along with a variety of onboard sensors. These include I2C bus sensors, ultrasonic sensors, electronic compasses, and more, providing comprehensive data acquisition capabilities. The board also features two-way DC motor drivers and rotary encoder interfaces, supported by a PID motor control algorithm, allowing precise motion control. Its compatibility with the PC104 mounting standard ensures ease of integration into existing setups. With the ability to act as a communication bridge within a system, this board is ideal for projects requiring robust sensor data processing and motor control.

Overhead shot of Arduino motor driver board with sensor components-DFRobot product sku:DFR0057 image.

Downloadable Resources

  • Docs
  • Tech Specs
  • Specification

    Parameter Details
    Supply Voltage 6V-12V, 15V maximum
    Working Current 150mA @ 12V
    Working Temperature -10~+70℃
    CPU Cortex-M3 (90MIPS), support DMA access
    Interface RS232/TTL at 9600、19200、38400 or 115200 bps
    Analog Input 8 (12 bits)
    Digital I/O Lines 11 (IO0-IO7 can be configured for servo control)
    Servo Control Up to 8 servo with speed control
    Supported Interfaces I2C, RS485, (CAN and SPI interfaces are not supported in V2.2)
    Motor Control Dual 4 Amp H-Bridge: Control 2 DC motors with A/B encoders interface. Integrated PID speed control. Support odometer and motor current reading.
    Size 96mmx90mmx20mm (compatible with PC104 mounting holes)
    Weight 87g

    Pinout

    SDB Pin out Diagram

    SDB Dimension Drawing

    Applying Power

    SDB DC POWER

    To power the SDB boards, simply connect the ground wire from your supply to the screw terminal labeled “GND”, and then connect the positive wire from your supply to the screw terminal labeled “+12V”. NOTE: DO NOT apply voltage over 15V DC.

    Serial hardware configuration

    RS232/TTL Selection Jumpers

    The SDB board supports RS232/TTL interface. The RS232/TTL output mode is selected by jumpers.

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