{
 "digest": null,
 "links": {
  "fits": [],
  "members": [],
  "cases": [],
  "assemblies": []
 },
 "prints": [],
 "part": {
  "id": "hcdc-gpio-hat",
  "name": "HCDC RPi GPIO Status LED & Terminal Block HAT",
  "kind": "",
  "method": "",
  "vendor": "generic",
  "sku": "",
  "model": "",
  "buy": [
   "https://www.amazon.com/s?k=hcdc+raspberry+pi+gpio+status+led+terminal+block+hat"
  ],
  "url": "",
  "category": "board",
  "owned_qty": 0
 },
 "facts": {
  "id": "hcdc-gpio-hat",
  "name": "HCDC RPi GPIO Status LED & Terminal Block HAT",
  "vendor": "amazon",
  "url": null,
  "qty_owned": 1,
  "category": "board",
  "frame": "origin PCB plan bottom-left, Z=0 bottom of 2x20 socket; board at z=8.5 (stacked on Pi)",
  "body": {
   "size_mm": [
    65.0,
    56.5,
    23.1
   ],
   "outline": "rounded-rect",
   "notes": "full-size HAT on Pi 40-pin; screw terminals both long edges need side driver access; total stack Pi+HAT ~ 30 from Pi PCB bottom (typ)"
  },
  "mounting": {
   "holes": [
    {
     "xy": [
      3.5,
      3.5
     ],
     "dia": 2.75
    },
    {
     "xy": [
      61.5,
      3.5
     ],
     "dia": 2.75
    },
    {
     "xy": [
      3.5,
      52.5
     ],
     "dia": 2.75
    },
    {
     "xy": [
      61.5,
      52.5
     ],
     "dia": 2.75
    }
   ],
   "pattern": "58.0 x 49.0 (HAT spec = Pi pattern; shared standoffs)"
  },
  "electrical": {
   "notes": "passive breakout + status LEDs"
  },
  "cad": {
   "file": "amz-hcdc-gpio-hat.step",
   "fidelity": "envelope",
   "source": "amz-hcdc-gpio-hat.py",
   "verified": true
  },
  "sources": [
   {
    "facts": "65 x 56.5, holes 58 x 49 dia 2.75",
    "ref": "Raspberry Pi HAT mechanical spec",
    "date": "2026-07-23"
   },
   {
    "facts": "terminal heights",
    "ref": "typ.",
    "date": "2026-07-23"
   }
  ],
  "confidence": "plan/holes = HAT spec (solid); heights typ."
 },
 "models": [
  {
   "handle": "sarg",
   "fidelity": "envelope",
   "verified": true,
   "visibility": "public",
   "url": "/m/sarg/hcdc-gpio-hat",
   "files": [
    "amz-hcdc-gpio-hat.py",
    "amz-hcdc-gpio-hat.step",
    "part.yaml"
   ]
  }
 ],
 "related": {
  "notes": {
   "exact": [],
   "chip": [],
   "addr": []
  },
  "parts": {
   "variants": [],
   "interface": [],
   "mounting": [
    {
     "product": "ada-5812-pi-5",
     "name": "Raspberry Pi 5 (4GB / 8GB)",
     "why": "pattern 49.0x58.0 mm",
     "url": "/p/ada-5812-pi-5"
    }
   ],
   "cooccur": [],
   "owners": [],
   "addr": []
  }
 }
}