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Updated A4988 Stepper Motor Controller (markdown)

Michael Ingraham 2019-10-15 14:16:47 -04:00
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A4988-Stepper-Motor-Controller.md

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Use an A4988 controller to easily control stepper-motors like "NEMA 17" and siblings. Detailed information about the controller can be found in the [datasheet](http://www.allegromicro.com/~/media/Files/Datasheets/A4988-Datasheet.ashx?la=en).
## Enable A4988 support
To enable this feature, add `#define USE_A4988_STEPPER` to your `user_config_override.h` file and compile your own firmware.
To enable this feature, add `#define USE_A4988_Stepper` to your `user_config_override.h` file and compile your own firmware.
## Connecting the motor controller
The driverboard has several connectors: powering the controller (3.3-5.0 V), input (+/-) & output (1a/1b/2a/2b), the motor (up to 35V/2A), and to control the circuit (in order at the control side of the board):