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4 Axes version for boards with i2c stepper current chip

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@cprezzi cprezzi released this 26 May 16:40
beta05_A-axis_i2c_v1.1f
8856b3f
  • Boards with I2C stepper current chip (like Smoothieboard, MKS SBASE) needs to set current with $140..143.
  • PWM out on pin 2.5
  • Additional setting $33 for PWM frequency (default 5000Hz)
  • Default settings are for K40 (40W chinese laser engraver)
  • Set $5=0 if you have optical endstopps (normaly open)
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