MKS TMC2209 V2.0 UART Stepper Motor Driver

The MKS TMC2209 V2.0 is a high-performance stepper motor driver module designed for silent operation and advanced current control. With UART support and microstepping capabilities up to 1/256, it’s ideal for 3D printers and CNC machines that require precise and quiet motor control.

⚙️ Key Features

• 🔋 Operating Voltage: 5.5V – 28V
• 📦 Logic Voltage: 3.3V / 5V compatible
• 📈 Default Current: 1.25A
• 🚀 Maximum Current: 2.5A
• ⚙️ Microstepping: Up to 1/256 for ultra-smooth motion
• 🔄 Modes: DIR/STEP and UART

🧪 Current Regulation Tips

• 📏 Vref Measurement: Measure voltage between GND and the middle of the potentiometer.
• ⚠️ Warning: Do not connect motors while measuring voltage to avoid damage.
• 🔌 Power Supply: Ensure power supply is connected when measuring; USB alone is not sufficient.
• 🚫 Polarity Caution: Double-check orientation before connecting — incorrect insertion may cause permanent damage.

📦 Package Contents

• 1 × MKS TMC2209 Stepper Driver
• 1 × Large Heatsink

✅ Perfect for 3D printers, CNC machines, and other precision motion control applications where quiet, efficient performance is critical.