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pi

MachineKit Stepper Driver

board

board

board

board

See circuit chatter and programming chatter.

Embedded Notes

  • sg return, better return, why missing some of the packet?
    • new stepper code
    • trapezoid, but also track int32_t position
    • ack with position
    • reset, test
    • start accelerating at x, ack position every x ticks

Circuit Notes 17

  • after power pad update, gnd route is unhappy
  • capacitor 10uf underneath phy pad

Circuit Notes 23

  • mounting hole beside ports RIP, move across to not GND motor to port shield with screw
  • heat-sinkableness would be very rad considering 101c temp. at 1A
  • 2oz if JLCPCB makes this easy
  • 497-15314-1-ND or DMC4029SK4-13DICT-ND for new fets / better heat

MKStepper17

17board

17schematic

MKStepper23

23board

23schematic