Waveshare 3+1 DOF High-torque Serial Bus Servo Desktop Robotic Arm Kit, Based On ESP32, Supports Flexible Expansion And Secondary Development, Wireless Control

Waveshare 3+1 DOF High-torque Serial Bus Servo Desktop Robotic Arm Kit, Based On ESP32, Supports Flexible Expansion And Secondary Development, Wireless Control

RoArm-M2-GA series is a 3+1 DOF smart robotic arm designed for innovative applications. Adopts a lightweight structural design with an effective payload of 0.5kg at 0.5m, it can be flexibly mounted on various mobile platforms. Adopts a 360° omnidirectional base combined with three flexible joints to create a workspace with a 1m diameter.

The joint direct-drive design enhances repeat positioning precision and also improves structural reliability, with innovative dual-drive technology doubling the shoulder joint torque. Onboard ESP32 MCU main control module supports multiple wireless control modes, provides control interfaces and rich communication protocols for easily connecting to various devices.

Provides a user-friendly and cross-platform WEB application that integrates a simple and visualized coordinate control mode, making it easier to get started. Comes with rich graphic and video tutorials to help you learn and use it quickly. Compatible with ROS2 and various host computers, supports various wireless and wired communication modes. Equipped with standard expandable modules, supporting customizable end-effectors for multi-functional applications.

RoArm-M2-GA series achieves an excellent balance between lightweight, user-friendliness, expandability, and open innovation, it is a multifunctional robotic arm that integrates intelligent control, human-machine interaction, and customizable development. Ideal for applications that require a combination of flexibility, expandability, and user-friendliness.

User Manual / Datasheet / Example Codes Etc.

Specifications

• DOF: 3 + 1
• Work space: Horizontal diameter: 1017mm (Max, 360° omnidirectional), Vertical: 778mm (Max)
• Operating voltage: 12V 5A power supply, supports 3S Lithium Batts (NOT included)
• Load capacity: 0.5kg at 0.5m
• Unidirectional positioning repeatability: ≈±4mm (under the same load)
• Servo rotation speed: 40rpm (no-load, no torque limit)
• Operating range: BASE-360°, SHOULDER-180°, ELBOW-180°, HAND-180°
• Drive type: TTL Serial bus servo, direct-drive joint
• Servo numbers: 5
• Joint angle sensor: 12-bit 360° magnetic encoder
• Servo torque: 30KG.CM at 12V
• Joint feedback information: servo status, joint angle, rotation speed, joint load, servo voltage, servo current, servo temperature and servo working mode
• Main control: ESP32-WROOM-32
• Main control module features: Wi-Fi, BT, Dual Core, 240MHz
• Wireless control mode: 2.4G Wi-Fi, ESP-NOW
• Wired control mode: USB, UART
• Manual operation mode: WEB control interface
• Host operation mode: UART/USB/WEB communication via JSON data format commands
• Host support: USB connection devices including Raspberry Pi, Jetson Orin Nano, and PC
• OLED display size: 0.91inch
• Other functions: 2-ch 12V power supply switches, 9-DOF IMU
• Robotic arm weight: RoArm-M2-GA: 930 ± 15g (not including the table edge fixing clamp)
• table edge fixing clamp weight: 290g ± 10g
• Supported table edge thickness of the clamp: Max. 72mm
• Demo: 3D Cartesian coordinate system control (inverse kinematics control), dynamic external force adaptive control, joint angle control, operating information feedback, FLASH file system operation, steps recording and replaying, ESP-NOW control, Leading-Following mode (hand guiding control), 12V power supply ON/OFF control, Wi-Fi function settings, set startup tasks, serial bus servo settings, feedback mode setting, etc. (Note: please refer to the WIKI for more details)

Package Includes

• 1x RoArm-M2-GA

General Driver Board for Robots

Onboard rich interfaces and resources for innovative development and functional expansion

Dimensions