Shenzhen Big Tree Technology Co., Ltd.
BIGTREETECH
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Stepper Motor Driver
UART/SPI Mode of Driver
Set in the firmware, no need for a jumper.
TMC Driver DIAG (Sensorless Homing)
When using sensorless homing, place jumpers according to the diagram below, there is no
need to cut the DIAG pin off when not being used. (Motor1-Motor6).
Driver Voltage Selection
Voltage Selection for CNC Fan
The output voltage can be set to 5V, 12V or 24V through a jumper cap. (MFAN and FAN6
share the power supply VFAN6).
Note: we are not responsible for fan burnout caused by incorrect voltage selection. Please
confirm the voltage the fan supports before selecting the voltage.
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