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Pin Distribution

Stepper Motor Driver Section

X Drive

  • X Motor
DriveFunctionPin Number
XENgpio9
XSTEPgpio6
XDIRgpio5
XUARTgpio7
XDIAGgpio8

Y Drive

  • Y Motor
DriveFunctionPin Number
YENgpio4
YSTEPgpio1
YDIRgpio0
YUARTgpio2
YDIAGgpio3

Z Drive

  • Z Motor
DriveFunctionPin Number
ZENgpio25
ZSTEPgpio22
ZDIRgpio21
ZUARTgpio23
ZDIAGgpio24

E Drive

  • E Motor
DriveFunctionPin Number
EENgpio20
ESTEPgpio17
EDIRgpio16
EUARTgpio18
EDIAGgpio19

Limit Switches

Limit SwitchPin Number
1gpio27
2gpio28
3gpio29

Temperature Sensor

FunctionPin Number
Thermistor 1gpio27
Thermistor 2gpio28
Thermistor 3gpio29

Fan

FunctionPin Number
Fan 0gpio11
Fan 1gpio12

RGB

FunctionPin Number
RGB1gpio10

Interface Description