{
 "digest": null,
 "links": {
  "fits": [],
  "members": [],
  "cases": [],
  "assemblies": []
 },
 "prints": [],
 "part": {
  "id": "ada-3501-gemma-m0",
  "name": "Adafruit GEMMA M0 (wearable)",
  "kind": "",
  "method": "",
  "vendor": "adafruit",
  "sku": "3501",
  "model": "",
  "buy": [
   "https://www.adafruit.com/product/3501"
  ],
  "url": "https://www.adafruit.com/product/3501",
  "category": "board",
  "owned_qty": 0
 },
 "facts": {
  "id": "ada-3501-gemma-m0",
  "name": "Adafruit GEMMA M0 (wearable)",
  "vendor": "adafruit",
  "sku": "3501",
  "url": "https://www.adafruit.com/product/3501",
  "qty_owned": 1,
  "category": "board",
  "frame": "origin at BOARD CENTER per vendor STEP (circular board), Z=0 PCB bottom",
  "pic": "PXL_20260723_142926758.jpg",
  "body": {
   "size_mm": [
    27.98,
    27.94,
    6.37
   ],
   "outline": "circle",
   "max_height_top": 6.37
  },
  "mounting": {
   "holes": "6 castellated pad holes dia 3.2 on 23.62 BCD (measured) - fit M3; no dedicated mounting holes",
   "pattern": "6x on 23.62 BCD: (+/-11.81, 0) and (+/-8.36, +/-8.36)",
   "notes": "sew/clip through pad holes; micro-USB and JST battery stick out at edges (see STEP)"
  },
  "electrical": {
   "vin": "4-6V JST / 5V micro-USB; 3Vo 0.5A out",
   "logic_v": 3.3,
   "protocols": [
    "i2c"
   ],
   "notes": "3 alligator I/O pads; on/off switch on face"
  },
  "cad": {
   "file": "ada-3501-gemma-m0.step",
   "fidelity": "vendor",
   "source": "adafruit/Adafruit_CAD_Parts @ ab3dfc47c324, '3501 GEMMA M0/3501 GEMMA M0.step' (original in ref/)",
   "verified": true
  },
  "sources": [
   {
    "facts": "all geometry",
    "ref": "vendor STEP (measured)",
    "date": "2026-07-23"
   }
  ],
  "confidence": "high - center-origin frame intentional for circular board"
 },
 "models": [
  {
   "handle": "sarg",
   "fidelity": "vendor",
   "verified": true,
   "visibility": "public",
   "url": "/m/sarg/ada-3501-gemma-m0",
   "files": [
    "ada-3501-gemma-m0.step",
    "part.yaml"
   ]
  }
 ],
 "related": {
  "notes": {
   "exact": [],
   "chip": [],
   "addr": []
  },
  "parts": {
   "variants": [],
   "interface": [],
   "mounting": [],
   "cooccur": [],
   "owners": [],
   "addr": []
  }
 }
}