Essential Drs - 0101 Herkulex Smart Servo Holiday Edition [uW3soXn7]

The HerkuleX DRS-0101 is a state-of-the-art modular smart servo that integrates a motor, gear reducer, control circuitry, and UART serial communication in one compact unit. Capable of delivering up to 12kg·cm torque at 7.4V, this servo is designed for robotic applications requiring precision, intelligence, and ease of integration.

With a wide array of mounting adapters and connectors, this servo is extremely easy to assemble and flexible to use. It also supports both serial and parallel connections, enabling scalable multi-servo configurations.

Advanced Features

• Precise rotation: 320° continuous with 0.325° resolution

• High stall torque: 12kg·cm (7.4V)

• Real-time feedback: position, speed, load, voltage, temperature

• UART communication: Full duplex TTL level

• Advanced control: Supports PID, Feedforward, Trapezoidal Velocity Profile, and more

• RGB LED indicator: Error reporting & diagnostic feedback

• Multi-drop support: Control up to 254 servos via ID assignment

• Built-in error detection: 7 error types monitored and reported

 Mechanical Specifications

• Motor: Carbon brush cored DC motor

• Rotation Angle: 320° continuous

• Resolution: 0.325°

• Torque: 12kg·cm at 7.4V

• Speed: 0.166s/60° at 7.4V

• Gear Ratio: 1:266 (super engineering plastic)

• Dimensions: 45 mm (W) × 24 mm (D) × 31 mm (H)

• Weight: 45g

Electrical Specifications

• Operating Voltage: 7–12 VDC (optimized at 7.4 V)

• Rated Current: 450 mA @ 7.4 V

• Max Baud Rate: 0.67 Mbps

• Communication: Full duplex UART (TTL), binary packet, multi-drop

• Servo ID range: 0–253 (ID 254 for broadcast)

• Feedback Parameters: Position, Speed, Load, Temperature, Voltage

• Control Modes: PID, Trapezoidal Velocity Profile, Velocity Override, Torque Offset, Dead Zone, Overload Protection

Control & Communication

The servo communicates via UART and supports multi-drop connections. You can configure speed, position, LED status, stop/start and get real-time telemetry using serial commands.

Cable Definition

• Red: VDD (7.4V)

• Black: GND

• Blue: TXD

• Yellow: RXD

Compatible with Arduino and other serial-compatible MCUs.

Shipping List

• HerkuleX DRS-0101 Smart Servo ×1

Reference

Wiki (Essential Drs - 0101 Herkulex Smart Servo Holiday Edition [uW3soXn7])

Arduino library

Arduino library Manual