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Revision to Using servos and controlling unused IO pins


== Introduction ==
The Gcodes [[Gcode#Section_M42_Switch_I_O_pin|M42 Switch I/O pin]] and [[Gcode#Section_M280_Set_servo_position|M280 set servo position]] allow direct control of some pins, or re-purposing of those pins to control PWM hobby servos
== Important note on connecting servos ==

To undo the changes made by this version, click 'Revert Changes.' This will automatically restore the previous version of this guide.

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