Shenzhen Big Tree Technology Co., Ltd.
BIGTREETECH
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Contents
Revision History ...............................................................4
Product Profile ................................................................5
Feature Highlights .........................................................5
Specifications .............................................................6
Dimensions ...............................................................7
Peripheral Port ................................................................8
Connector Diagram ........................................................8
Pinout Diagram ............................................................8
Connection Description .........................................................9
USB Power Supply .........................................................9
Motor Voltage Selection .....................................................9
Select Motherboard Supply Voltage .......................................9
Select Motor Supply Voltage .............................................9
Stepper Motor Driver ......................................................10
UART/SPI Mode of EZ Driver ..........................................10
EZ Driver DIAG (Sensorless Homing) ....................................10
Install the Core Board via BTB Connection ...................................10
USB or UART Mode .......................................................11
BLTouch Wiring ..........................................................12
Auto Power Off (Relay V1.2) Wiring .........................................12
Power Loss Recovery (UPS 24V V1.0) Wiring ..................................13
RGB Wiring .............................................................13
Filament Sensor Wiring ....................................................14
LCD Screen Wiring .......................................................14
40 Pins GPIO ............................................................15
DSI, CSI Wiring ..........................................................15
Raspberry Pi CM4 Usage Instructions ............................................16