{
 "digest": null,
 "links": {
  "fits": [],
  "members": [],
  "cases": [],
  "assemblies": []
 },
 "prints": [],
 "part": {
  "id": "ada-2652-bme280",
  "name": "Adafruit BME280 Temp/Humidity/Pressure (STEMMA QT)",
  "kind": "",
  "method": "",
  "vendor": "adafruit",
  "sku": "2652",
  "model": "",
  "buy": [
   "https://www.adafruit.com/product/2652"
  ],
  "url": "https://www.adafruit.com/product/2652",
  "category": "sensor",
  "owned_qty": 0
 },
 "facts": {
  "id": "ada-2652-bme280",
  "name": "Adafruit BME280 Temp/Humidity/Pressure (STEMMA QT)",
  "vendor": "adafruit",
  "sku": "2652",
  "url": "https://www.adafruit.com/product/2652",
  "qty_owned": 1,
  "category": "sensor",
  "frame": "origin PCB plan bottom-left per vendor STEP, Z=0 PCB bottom",
  "body": {
   "size_mm": [
    25.4,
    17.78,
    4.53
   ],
   "outline": "rounded-rect",
   "pcb_thickness": 1.57,
   "max_height_top": 4.53
  },
  "mounting": {
   "holes": [
    {
     "xy": [
      2.54,
      2.54
     ],
     "dia": 2.5,
     "thread": null,
     "keepout_dia": 4.8
    },
    {
     "xy": [
      2.54,
      15.24
     ],
     "dia": 2.5,
     "thread": null,
     "keepout_dia": 4.8
    },
    {
     "xy": [
      22.86,
      2.54
     ],
     "dia": 2.5,
     "thread": null,
     "keepout_dia": 4.8
    },
    {
     "xy": [
      22.86,
      15.24
     ],
     "dia": 2.5,
     "thread": null,
     "keepout_dia": 4.8
    }
   ],
   "pattern": "20.32 x 12.7",
   "notes": "sensor needs airflow - do not pot/seal the cavity"
  },
  "electrical": {
   "logic_v": 3.3,
   "protocols": [
    "i2c",
    "spi"
   ],
   "i2c_addr": [
    "0x77",
    "0x76"
   ],
   "notes": "0x77 default, 0x76 via jumper; STEMMA QT both ends"
  },
  "cad": {
   "file": "ada-2652-bme280.step",
   "fidelity": "vendor",
   "source": "adafruit/Adafruit_CAD_Parts @ ab3dfc47c324, '2652 Adafruit BME280/2652 BMP280 STEMMA QT.step' (file named BMP280 - same PCB layout; original in ref/)",
   "verified": true
  },
  "sources": [
   {
    "facts": "all geometry",
    "ref": "vendor STEP (measured; holes verified closed circles)",
    "date": "2026-07-23"
   }
  ],
  "confidence": "high; upstream file labeled BMP280 but Adafruit uses one board for both"
 },
 "models": [
  {
   "handle": "sarg",
   "fidelity": "vendor",
   "verified": true,
   "visibility": "public",
   "url": "/m/sarg/ada-2652-bme280",
   "files": [
    "ada-2652-bme280.step",
    "part.yaml"
   ]
  }
 ],
 "related": {
  "notes": {
   "exact": [],
   "chip": [
    {
     "handle": "sarg",
     "id": "t114-meshcore-i2c-sensor-scans-wire1-not-primary-sda-scl",
     "title": "Fix for I2C sensor not detected on Heltec T114 running MeshCore \u2014 firmware scans Wire1 (P0.07/P0.08), needs 0x76, and never powers the Ve rail",
     "status": "provisional",
     "visibility": "public",
     "url": "/n/sarg/t114-meshcore-i2c-sensor-scans-wire1-not-primary-sda-scl"
    }
   ],
   "addr": []
  },
  "parts": {
   "variants": [],
   "interface": [],
   "mounting": [],
   "cooccur": [
    {
     "product": "heltec-mesh-node-t114",
     "name": "Heltec Mesh Node T114 (nRF52840 + SX1262 + GPS)",
     "why": "1 shared lesson",
     "url": "/p/heltec-mesh-node-t114"
    },
    {
     "product": "heltec-wifi-lora-32-v4",
     "name": "Heltec WiFi LoRa 32 V4 (ESP32-S3, SX1262, OLED)",
     "why": "1 shared lesson",
     "url": "/p/heltec-wifi-lora-32-v4"
    }
   ],
   "owners": [],
   "addr": []
  }
 }
}