Servo Controller Board - Tester

The DR0277 Servo Controller Board / Tester (CCPM Servo Consistency Master) is a compact, standalone module that lets you test, calibrate, and control servo motors or Electronic Speed Controllers (ESCs) — no Arduino, no programming, no remote control required. Simply power it up, connect your servo or ESC, and use the onboard knob to immediately verify servo response, set the neutral/center position, or run an automatic sweep. It is ideal for robotics builders, RC hobbyists, and anyone who needs to quickly validate a servo before integrating it into a project.

Κύρια Χαρακτηριστικά / Key Features

• 3 Operating Modes (Manual / Automatic / Center): Manual mode lets you control position with the knob; Automatic mode sweeps the servo back and forth continuously; Center/Median mode locks the servo to its neutral (1.5ms) position — essential for calibrating ESCs and confirming servo zero-point.
• Dual Servo / ESC Output: Connect up to two servos or ESCs simultaneously — great for comparing consistency between two servos side by side.
• Standard PWM Signal Output (1.5ms ±0.5ms): Generates a 50Hz PWM signal compatible with virtually all hobby-grade servos and brushed/brushless ESCs — no additional signal conditioning needed.
• MCU-Controlled Internally: Uses an onboard microcontroller for stable, accurate signal generation — ensures consistent pulse timing regardless of power fluctuations.
• Standalone Operation — No Programming Required: Powers directly from a servo-compatible DC source (4.2–6.0V) — saves time during bench testing or field diagnostics.
• Compact & Lightweight: 46×32×17mm, 8g — easily integrated into a toolbox or mounted in a test jig.

Pinout & Wiring

Wiring note: Connect your power source (4.2–6.0V) to the board's power input. Plug your servo or ESC directly into one or both output connectors using the standard 3-pin JR/Futaba-style lead. Select your mode with the mode button and adjust position with the rotary knob. No soldering required for standard servo connectors.

Compatibility

• Hobby Servo Motors (4.8V–6V, >55g class and above): Compatible with all standard PWM hobby servos — analog and digital. Note: designed for servos above 55g torque rating.
• Brushed & Brushless ESCs: Fully compatible — use Center mode to calibrate ESC neutral point, or Manual mode to control throttle for motor bench testing.
• Arduino / Raspberry Pi / ESP32 projects: Use as a standalone pre-test tool before integrating servos into your microcontroller project — confirms the servo is functional independently of your code.

Τυπικές Εφαρμογές / Typical Applications

• Bench testing a servo motor before installing it in a robotic arm or RC vehicle
• Calibrating the neutral/center position of a servo for a pan-tilt camera mount
• ESC (Electronic Speed Controller) calibration for brushed or brushless motors — without a transmitter/receiver
• Comparing consistency between two servos (e.g. for a differential steering robot)
• Classroom and workshop demonstrations of PWM servo control principles
• Field diagnostics — quickly verify if a servo or ESC is functional during RC or drone repairs

Τεχνικά Χαρακτηριστικά / Technical Specifications

Συχνές Ερωτήσεις / FAQ

Q: Can I use this tester with any servo, including micro servos like the SG90?
A: The manufacturer specifies this tester is designed for servos above 55g torque. While the PWM signal is compatible with smaller servos, very lightweight micro servos may exhibit instability. For SG90/MG90S testing, results may vary — use a dedicated microcontroller-based approach for precision testing of micro servos.

Q: Can I use this board as a signal source connected to an Arduino or as a stand-in for a receiver in an RC setup?
A: Yes — this is exactly its purpose. It acts as a "manual receiver substitute": it generates the same PWM signal a receiver would send to a servo or ESC. This makes it ideal for bench-testing ESC throttle curves and motor performance without needing a full transmitter/receiver system.