SKU: IOWC-0615
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PX4FLOW V1.3.1 Optical Flow Sensor Smart Camera

₹5,099.00 (Inclusive of all taxes)
Out of Stock

The PX4FLOW V1.3.1 is an optical flow smart camera module built around an STM32F407 Cortex-M4F MCU and a MT9V034 global shutter sensor. It provides high-rate motion estimation for drones, robots, and autonomous systems, operating efficiently at 5V.

Features

  • High-performance STM32F407 Cortex-M4F microcontroller running at 168 MHz for real-time optical flow computation.
  • MT9V034 752×480 pixel global shutter image sensor ensures reliable motion tracking in varied lighting.
  • Integrated L3GD20 3-axis gyroscope for enhanced motion data fusion and stabilization.
  • 16mm M12 lens with IR block filter provides a calibrated field of view for accurate flow vectors.
  • Low power consumption of 115mA at 5V, suitable for battery-powered robotic and UAV applications.

Out of stock

Description

The PX4FLOW V1.3.1 Optical Flow Sensor Smart Camera is a specialized vision module designed for high-frequency motion estimation in autonomous vehicles and robotics. Its core is a powerful STM32F407 microcontroller, featuring a floating-point unit, which processes frames from the onboard MT9V034 global shutter sensor at rates up to 250 Hz. This architecture allows it to calculate optical flow vectors with high precision, even in challenging indoor or low-light outdoor environments without auxiliary illumination.

Power management is optimized for embedded deployment, drawing only 115mA from a standard 5V supply. The module integrates a L3GD20 MEMS gyroscope, enabling sensor fusion to correct for body rotation and improve the accuracy of the derived ground-relative velocity. The compact 49mm x 38mm form factor and standard M12 lens mount make it ideal for integration into drone flight controllers, robotic platforms, and any system requiring robust, low-latency visual odometry.

Key Features

  • Real-time optical flow computation at up to 250 Hz for responsive motion tracking.
  • Global shutter image sensor eliminates motion blur for precise tracking of fast-moving scenes.
  • Onboard 3-axis gyroscope enables sensor fusion for rotation-compensated flow data.
  • User-reprogrammable STM32F407 MCU allows customization for other computer vision tasks.
  • Operates effectively in both bright outdoor and dim indoor lighting conditions.
  • Standard M12 lens mount allows for lens interchangeability to suit different fields of view.
  • Low power design suitable for integration into portable and airborne systems.

Applications

  • Drone and UAV position hold, velocity estimation, and landing assistance.
  • Ground robot navigation and visual odometry in GPS-denied environments.
  • Stabilization and motion control for robotic gimbals and platforms.
  • Research and development in autonomous systems and computer vision.

Technical Specifications

Microcontroller/SoCSTM32F407 Cortex-M4F
CPU Frequency168 MHz
Image SensorMT9V034 Global Shutter
Sensor Resolution752 x 480 pixels
Integrated GyroscopeL3GD20 3-Axis
Lens16mm M12 (IR block filter)
Supply Voltage5 VDC
Operating Current115 mA
Dimensions (L x W)49 mm x 38 mm
Weight22 g

Frequently Asked Questions

What is the primary function of the PX4FLOW sensor?

The PX4FLOW is a smart camera module designed to calculate optical flow, which is the pattern of apparent motion of objects in a scene. It outputs velocity vectors relative to the ground, primarily used for stabilizing and navigating drones and robots in environments where GPS is unavailable or unreliable, such as indoors or under dense canopy cover.

How do I interface with and read data from the PX4FLOW module?

The module communicates via a serial interface (typically UART). You need to connect the TX/RX pins to your main flight controller or microcontroller. Data is transmitted in a specific binary or MAVLink protocol format. You must configure your receiving system to parse this stream at the correct baud rate, often 115200 or higher, to extract the integrated flow and gyro readings for your control algorithms.

Can I change the lens on the PX4FLOW, and what are the considerations?

Yes, the module uses a standard M12 lens mount, allowing for lens interchangeability. Changing the focal length (e.g., to a wider or narrower lens) will directly alter the sensor's field of view and the scale of the optical flow measurement. You must recalibrate the sensor's focal length parameter in its firmware for the new lens to ensure accurate velocity and distance calculations in your application.

What is the power requirement, and can it be powered from a 3.3V system?

The PX4FLOW V1.3.1 requires a regulated 5V supply and draws approximately 115mA during operation. It is not designed to be powered directly from a 3.3V rail. You must use a voltage regulator or power source that provides a stable 5V output. Insufficient voltage will prevent the sensor and microcontroller from functioning correctly, leading to unreliable data or boot failure.

Package Includes

  • 1 x PX4FLOW V1.3.1 Optical Flow Sensor Smart Camera
  • 1 x Accessories set

Additional Information

Weight 0.022 kg
Dimensions 4.9 × 3.8 cm