Introduction
============

**Dear maker friends, welcome to the learning world of the LAFVIN Quadruped Spider Robot!**

**Please read this documentation carefully. If you encounter any problems during use, please contact our after-sales support team, and we will assist you as soon as possible.**

----

**LAFVIN Quadruped Spider Robot**

.. image:: _static/2.spider.png
   :width: 800
   :align: center

----

Function Introduction
---------------------

This quadruped spider robot, based on the ESP8266, features a multi-degree-of-freedom design and offers a wide range of flexible movements. It integrates Wi-Fi, infrared remote control, and ultrasonic obstacle avoidance, and is equipped with eight MG90 servos, supporting six postures and nine preset actions. A comprehensive curriculum is included, and open-source code supports secondary development, making it suitable for teaching, demonstrations, research, and maker projects.

**APP Control:**

The robot can be controlled via a mobile application, allowing you to easily manage its movements and functions through your smartphone.

**Infrared Remote Control:**

The robot can also be operated using an infrared remote controller, providing an alternative method for controlling its actions.

**Ultrasonic Obstacle Avoidance:**   

The robot is equipped with an ultrasonic distance sensor that enables it to detect and avoid obstacles in its path, enhancing its navigation capabilities.

----

Bill of Materials
-----------------

.. image:: _static/3.bom11.png
   :width: 800
   :align: center

.. list-table:: Bill of Materials
   :header-rows: 1
   :widths: 10 40 20
   :align: center

   * - Serial Number
     - Name
     - Quantity
   * - 1
     - ESP8266 Development Board
     - x1
   * - 2
     - Quadruped Spider Extension Board
     - x1
   * - 3
     - Ultrasonic Distance Sensor
     - x1
   * - 4
     - MG90 Servo 
     - x8
   * - 5
     - Infrared Remote Controller
     - x1
   * - 6
     - Custom Acrylic Plate
     - x2
   * - 7
     - Micro USB Data Cable
     - x1
   * - 8
     - Screw Package
     - x1
   * - 9
     - Phillips Screwdriver
     - x1
   * - 10
     - Cable Ties
     - x4
   * - 11
     - Anti-slip Rubber Sleeves
     - x8


Upon receiving the kit, please first check all components against the above bill of materials. If you find any missing or damaged items, please contact our technical support team immediately.

----

Resource Download
-----------------

All the necessary code and library files for this course are provided. You can obtain all the resources through the following link.

`Code and Libraries <https://www.dropbox.com/scl/fo/a6ho5cf95ha65esq2odw6/AJXY-Am6qb03g0PRiQOCCNQ?rlkey=hmndkdpv0zjwaymovmp16hevn&st=n1o5zzxr&dl=1>`_

`Flash Download Tool <https://www.dropbox.com/scl/fo/r81afjixw65y88jikwxno/AM8XTGDtfcEJDgN0jHyMbRY?rlkey=4lvaoh0axd9nhvk9al7qukoi5&st=1hqtehms&dl=1>`_

----

**Next, we will delve into the core content of the course and help you gradually understand the relevant concepts and master the operation procedures.**

----