The **SF10-M2KTN-R** is a high-performance, professional-grade visual sensor (specifically a Laser Range Finder or LiDAR) manufactured by **LightWare LiDAR**. It is designed for high-speed, long-range distance measurements, commonly used in UAVs, robotics, and industrial sensing. --- ### 1. Core Technical Specifications The following table outlines the primary electronic and performance characteristics of the SF10-M2KTN-R: | Parameter | Specification | | :--- | :--- | | **Measurement Range** | 0 to 100 meters | | **Update Rate** | 32 readings per second | | **Supply Voltage** | 5.0 V DC (± 0.5 V) | | **Supply Current** | 100 mA (average) | | **Resolution** | 1 centimeter | | **Accuracy** | ±0.1 meters | | **Laser Class** | Class 1M (Eye Safe) | | **Weight** | 35 grams | --- ### 2. Electronic Interface & Connectivity The SF10-M2KTN-R is versatile because it supports multiple communication protocols, allowing it to interface with various microcontrollers (Arduino, Pixhawk, Raspberry Pi). * **Serial Interface (UART):** Uses 3.3V logic levels to communicate distance data. * **I2C Interface:** Allows for bus-based communication where multiple sensors can be connected to a single controller. * **Analog Output:** Provides a voltage signal (0V to 3.3V) proportional to the distance measured. * **Digital Input (Alarm):** Can be configured to trigger at specific distance thresholds. --- ### 3. Pinout Configuration The device typically utilizes a 1.25mm pitch connector. The pin assignments are generally as follows: | Pin Number | Function | Description | | :--- | :--- | :--- | | 1 | **Ground** | 0V Power supply ground | | 2 | **Power** | +5V DC input | | 3 | **Analog** | 0 - 3.3V distance output | | 4 | **Serial RX** | UART Receive (3.3V) | | 5 | **Serial TX** | UART Transmit (3.3V) | | 6 | **I2C SCL** | I2C Clock line | | 7 | **I2C SDA** | I2C Data line | --- ### 4. Key Electronic Components & Features * **Time-of-Flight (ToF) Processor:** The internal circuitry calculates distance by measuring the time it takes for a light pulse to travel to a surface and reflect back. * **Optical Lens System:** Specialized glass lenses that focus the laser beam and the reflected light onto the internal photodiode. * **Noise Filtering:** Includes internal digital filters to mitigate the effects of ambient sunlight or "background noise," making it effective outdoors. ---