BIGTREETECH SKR 3 EZ Control Board 32bit New Upgrade Silent Board Support EZ2209/ EZ5160/ EZ2130 Stepper Driver Compatible TFT Series Touch Screen, DIY for Most FDM 3D Printer (with 5PCS EZ2209)

Why use EZ Drivers? Because 40% of users have damaged the driver due to the wrong installation. It will damage the control board or even more damage. Using EZ Drivers can improve the experience of more users.
SKR 3 EZ 3D Control Board adopts two kinds of driver sockets, which are compatible with both BIGTREETECH EZ series driver modules and TMC series driver modules. Each motor drive module can select the corresponding motor voltage through the jumper cap.
SKR 3 EZ mainboard using 32-bit ARM Cortex-M7 series STM32H743VI main control chip with a main frequency of 480MHz, the performance has greatly improved. It reserves the BOOT button, users can update the motherboard boot program through DFU.
SKR 3 EZs numerical control fan realizes 24V, 12V, 5V voltage selection through the external power supply module, eliminating the need for the operation of the customer' s external transformer module, thereby reducing the probability of damage to the motherboard.
EZ Drivers can achieve quietness when the motor is locked and running at low speed. It is recommended to select when the maximum motor speed is lower than 300RPM; it can achieve quietness and low power consumption in a wide range of speed and torque. It is recommended that the maximum motor speed exceeds 300RPM Select at 300RPM.