Features Ultra Quiet Operation: Experience a silent performance with the stepper motor driver board, featuring high current capability and 256 microstep subdivision for smooth motion Seamless UART Mode Integration: Easily connect with MKS SGEN-L using UART mode, eliminating the need for jumpers and simplifying your setup process Full TMC2208 Compatibility: Replace your TMC2208 effortlessly with the TMC2209, which includes all essential functions and supports sensorless feedback for enhanced performance High Current Support: Achieve peak currents up to 2.5A with low heat generation, ensuring reliability and longevity during demanding applications User-Friendly Installation: Enjoy hassle-free setup with the UART module; simply use a jumper cap instead of soldering for improved stability and ease of use Features: 1、GOOD PERFORMANCE: The stepper motor driver board is ultra quiet, with high current, 256 microstep subdivision, and good heat dissipation effect. 2、UART MODE SUPPORT: The stepper motor driver supports UART mode and is used in conjunction with MKS SGEN？L without the need for jumpers. 3、REPLACEMENT PART: TMC2209 has all the functions of TMC2208 and can completely replace TMC2208, supporting sensorless feedback function. 4、HIGH CURRENT: With the characteristic of low heat generation, supports higher current, a maximum peak current of 2.5A and infinite return to zero. 5、EASY : Supporting the Uart module by wearing a jumper cap instead of soldering it onto the mks, with easy and good stability. Specification: Item Type: Stepper Motor Driver Kit Material: PCB Maximum Current: 2.5A Input Voltage: 5.5V-28V UART Micro Step Setting: M0: Ground Package List: 5 x Stepper Motor Driver 5 x Heat Sinks Note: betweendiv>1.Verf measures the GND and potentiometer voltagebetween/div>betweendiv>2. Do not connect the motor when measuring the voltage, otherwise it is easy to burn the drivebetween/div>betweendiv>3. When measuring the voltage, please connect the power supply, not only connect to the USB power supplybetween/div> Package List 5 x Stepper Motor Driver 5 x Heat Sinks