3D Printer Control Board for MKS TinyBee V1.0 Motherboard 5Pcs TMC2209 Stepper Motor Driver with Heat Sink DC12‑24V Item Type: 3D Printer Control Board Material: PCB Motherboard Model: For MKS TinyBee V1.0 MCU: For ESP32-WROOM-32U MCU Frequency: 240MHz Memory: 520K Input Power Supply: DC12-24V <20A Heater: 2 Heater Ends + 1 Heater Bed Temperature ADC: 3 NTC100K: TH1, TB, TH2 (requires jumper selection) Motor Interface: 5 Axes 6 Motor Interface (dual Z axes parallel connection) Step Drive Mode: STEP DIR Mode Drive Signal: Support External High Current Drive Subdivision Settings: Dial Switch LCD Interface: Supports LCD 2004/12864, MKS MINI12864 V3 Serial Port: MKS TFT series screen reserved USART2 End Stop: X, Y, Z, MT DET 3D Touch Control: Support Power Protection: Support power reverse protection and power peak protection Motor Back Electromotive Force: Can be absorbed by phase sequence resistance to protect stepper drivers Firmware: For Marlin2.0.X Firmware Update Method: USB Drive Upload Micro Memory Card: Not Included TMC2209 Driver Parameter: Maximum Output Current: 2.5A Default Current: 1.25A Micro Step: Up to 1/256 Configuration: STEP DIR or UART Load Driving Voltage Range: 5.5-28V IC Logic Working Voltage: 3.3V/5V