I want to connect Arduino Mega [4 pins / stepper / per axis] (look image) how ?!!!

CarlosGS / grblForCyclone

GRBL port for RAMPS and Sanguinololu boards. Original port was done by ArSi (read description)

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I want to connect Arduino Mega [4 pins / stepper / per axis] (look image) how ?!!! #2

Closed savosik closed 7 years ago

savosik commented 7 years ago

untitled-2

CarlosGS commented 7 years ago

In order to drive stepper motors you need to use a driver, such as the Pololu A4988 or the "stepstick" version. The diagram you have shown could also work but the GRBL firmware is not prepared to drive the motor coils directly.