{
 "digest": null,
 "links": {
  "fits": [],
  "members": [],
  "cases": [],
  "assemblies": []
 },
 "prints": [],
 "part": {
  "id": "luckfox-lyra-zero-w",
  "name": "Luckfox Lyra Zero W (RK3506B micro Linux board)",
  "kind": "",
  "method": "",
  "vendor": "luckfox",
  "sku": "B0FD73B8N7",
  "model": "Lyra Zero W",
  "buy": [
   "https://www.amazon.com/dp/B0FD73B8N7"
  ],
  "url": "",
  "category": "sbc",
  "owned_qty": 0
 },
 "facts": {
  "id": "luckfox-lyra-zero-w",
  "name": "Luckfox Lyra Zero W (RK3506B micro Linux board)",
  "aka": [
   "Lyra Zero W",
   "Waveshare Luckfox Lyra Zero W",
   "RK3506B Zero"
  ],
  "vendor": "amazon",
  "sku": "B0FD73B8N7",
  "url": "https://www.amazon.com/dp/B0FD73B8N7",
  "qty_owned": 1,
  "category": "sbc",
  "frame": "origin PCB plan bottom-left, Z=0 PCB bottom; USB-C edge at Y=30",
  "body": {
   "size_mm": [
    65.0,
    30.0,
    6.1
   ],
   "outline": "rounded-rect",
   "corner_r": 3.0,
   "pcb_thickness": 1.6,
   "max_height_top": 3.2,
   "max_height_bottom": 0
  },
  "mounting": {
   "holes": [
    {
     "xy": [
      3.5,
      3.5
     ],
     "dia": 3.0
    },
    {
     "xy": [
      61.5,
      3.5
     ],
     "dia": 3.0
    },
    {
     "xy": [
      3.5,
      26.5
     ],
     "dia": 3.0
    },
    {
     "xy": [
      61.5,
      26.5
     ],
     "dia": 3.0
    }
   ],
   "pattern": "58.0 x 23.0 - Raspberry Pi Zero standard (see hardware/raspberry-pi.md)",
   "notes": "Pi Zero-compatible outline and hole pattern; Zero cases/brackets fit mechanically, but port positions differ from a real Pi Zero - both USB-Cs are on the long edge opposite the 40-pin GPIO. 40-pin header unpopulated (flat pads). DSI FPC exits the X=0 short edge."
  },
  "ports": [
   {
    "type": "usb-c",
    "edge": "Y=30",
    "center_x": 10.5,
    "w": 9.0,
    "h": 3.2,
    "overhang": 1.3,
    "notes": "PWR & OTG - power supply / image flashing"
   },
   {
    "type": "usb-c",
    "edge": "Y=30",
    "center_x": 25.5,
    "w": 9.0,
    "h": 3.2,
    "overhang": 1.3,
    "notes": "USB HOST (via onboard hub)"
   },
   {
    "type": "microsd",
    "edge": "X=65",
    "center_y": 15.0,
    "w": 12.0,
    "h": 2.0,
    "notes": "TF slot; card inserts from right short edge"
   },
   {
    "type": "fpc",
    "edge": "X=0",
    "center_y": 21.0,
    "w": 14.0,
    "h": 1.5,
    "notes": "MIPI DSI 2-lane display FPC"
   }
  ],
  "electrical": {
   "vin": "5V via USB-C (PWR & OTG)",
   "logic_v": 3.3,
   "protocols": [
    "i2c",
    "spi",
    "uart",
    "sdio",
    "usb2"
   ],
   "connector": "MX1.25 4-pin header - extra USB HOST breakout or LCD power",
   "notes": "Rockchip RK3506B: 3x Cortex-A7 @1.2GHz + Cortex-M0, 512MB DDR3L, 256MB SPI NAND. 2.4GHz WiFi 6 + BT5.2/BLE module, switchable onboard antenna / U.FL external. USB HUB chip gives 2x HOST from the OTG. Matrix IO: 98 muxable signals on the 40-pin GPIO. RESET/BOOT buttons on top edge."
  },
  "cad": {
   "file": "amz-luckfox-lyra-zero-w.step",
   "fidelity": "envelope",
   "source": "amz-luckfox-lyra-zero-w.py",
   "verified": true
  },
  "sources": [
   {
    "facts": "65 x 30 outline, dia 3.0 holes, 3.5 edge offset",
    "ref": "Luckfox drawing ref/luckfox-size-drawing.jpg",
    "date": "2026-08-08"
   },
   {
    "facts": "chips, memory, interfaces, MX1.25 header, antenna switching",
    "ref": "https://www.luckfox.com/Luckfox-Lyra-Zero-W",
    "date": "2026-08-08"
   },
   {
    "facts": "port xy positions, heights, corner_r, pcb_thickness",
    "ref": "estimated from drawing scale / typical values",
    "date": "2026-08-08"
   }
  ],
  "confidence": "Outline + hole pattern vendor-solid (Pi Zero standard). All heights, port x/y centers, corner radius, and PCB thickness are estimates - caliper before fit-critical use. No vendor STEP found."
 },
 "models": [
  {
   "handle": "sarg",
   "fidelity": "envelope",
   "verified": true,
   "visibility": "public",
   "url": "/m/sarg/luckfox-lyra-zero-w",
   "files": [
    "amz-luckfox-lyra-zero-w.py",
    "amz-luckfox-lyra-zero-w.step",
    "part.yaml"
   ]
  }
 ],
 "related": {
  "notes": {
   "exact": [],
   "chip": [],
   "addr": []
  },
  "parts": {
   "variants": [],
   "interface": [],
   "mounting": [
    {
     "product": "ada-3335-papirus-zero",
     "name": "PaPiRus Zero ePaper pHAT v1.2 (2.0in)",
     "why": "pattern 23.0x58.0 mm",
     "url": "/p/ada-3335-papirus-zero"
    },
    {
     "product": "ada-3409-pi-zero-w",
     "name": "Raspberry Pi Zero W / WH",
     "why": "pattern 23.0x58.0 mm",
     "url": "/p/ada-3409-pi-zero-w"
    }
   ],
   "cooccur": [],
   "owners": [],
   "addr": []
  }
 }
}