{
  "id": "rv3028-rtc",
  "name": "RV-3028 real-time clock breakout",
  "category": "sensor",
  "measures": [
    "time"
  ],
  "pins": [
    {
      "name": "GND",
      "role": "ground"
    },
    {
      "name": "3V3",
      "role": "power"
    },
    {
      "name": "SDA",
      "role": "i2c_sda"
    },
    {
      "name": "SCL",
      "role": "i2c_scl"
    },
    {
      "name": "INT",
      "role": "int",
      "notes": "Alarm / timer interrupt, optional"
    },
    {
      "name": "CLK",
      "role": "passive",
      "notes": "Clock output, not needed"
    },
    {
      "name": "EVI",
      "role": "passive",
      "notes": "Event input (timestamp), optional"
    }
  ],
  "bus": "i2c",
  "addresses": [
    "0x52"
  ],
  "voltage": "3.3",
  "pullupsOnBoard": true,
  "model": {
    "shape": "breakout",
    "size": [
      25.4,
      25.4,
      3
    ],
    "color": "#B22222"
  },
  "keywords": [
    "rv-3028",
    "rv3028",
    "micro crystal",
    "rtc",
    "real time clock",
    "low power",
    "orologio"
  ],
  "sources": [
    {
      "title": "Micro Crystal RV-3028-C7 application manual",
      "section": "I2C address 1010010 (0x52); supply 1.1 to 5.5 V; 45 nA timekeeping"
    },
    {
      "title": "SparkFun Real Time Clock Module RV-3028 (Qwiic) hookup guide",
      "section": "Pins GND, 3.3V, SDA, SCL, INT, CLK, EVI. Check the silkscreen"
    }
  ]
}