BIGTREETECH SKR Mini E3 V3.0 Control Board with TMC2209 UART Stepper Driver New Upgrade 32Bit 3D Printer Silent Board for Ender-3, Ender3 Pro, Ender-3 V2 3D Printer
Main Control Chip: Adopt STMicroelectronics' latest G0 series main control chip STM32G0B1RET6 or STM32G0B0RET6
Three CNC Fan: Increase the heat dissipation controllable fan to reduce the printer temperature when the device is working
Increased Heat Sink: Redesign the drive heat sink, strengthen the drive heat dissipation capacity, and greatly improve the heat dissipation performance
USB Micro B: The PC communication USB interface is upgraded from Mini USB to Micro USB B, which is more adaptable
Output Power Supply: Increase SPI output port +3.3V power supply, external SPI sensor power supply voltage +3.3V and +5V are optional, support the motherboard to directly supply power to peripherals
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