techmannih/nema34-mounted-stepper-controller

A 48 V USB‑C PD 3.1 EPR NEMA‑34 stepper controller PCB combining STM32/TMC5160 control, external MOSFET motor bridges, protected power and regenerative braking, USB data, telemetry, diagnostics, status LEDs, and buzzer alarms.

Version
0.3.92
License
unset
Stars
1

engineering/power-eco-geometry.json

{
  "before_sha256": "556fe993091b35fb10a83289a03eb62edc8a107fb8fa2bac6cabd4ce49dcd80e",
  "after_sha256": "c955f3f13b799e879e358d342fcf4a4509f92616a88bfc0bfa981981235fbcd6",
  "removed_components": [],
  "added_components": [
    "C98",
    "D20",
    "R134",
    "R135",
    "R136"
  ],
  "retained_components": 273,
  "mounting_holes_unchanged": true,
  "pad_net_changes": [
    {
      "ref": "U30",
      "pin": "6",
      "before": "GND",
      "after": "BRAKE_FB"
    }
  ],
  "new_via_pad_overlaps": [],
  "preexisting_via_pad_overlaps": 63,
  "errors": [],
  "scope": "Only U6/R25/R66 values, two power-probe positions and U30 AIN2 connectivity may change. Five new footprints and affected parts must match fresh source. All other placement/pad geometry and all four holes unchanged. Native DRC/ERC/parity separately verifies copper."
}