{
  "id": "aw9523-expander",
  "name": "AW9523 16-bit I/O expander and LED driver",
  "category": "output",
  "pins": [
    {
      "name": "VIN",
      "role": "power",
      "notes": "2.5 to 5.5 V"
    },
    {
      "name": "GND",
      "role": "ground"
    },
    {
      "name": "SCL",
      "role": "i2c_scl"
    },
    {
      "name": "SDA",
      "role": "i2c_sda"
    },
    {
      "name": "INT",
      "role": "int",
      "notes": "Interrupt output, optional"
    },
    {
      "name": "RST",
      "role": "passive",
      "notes": "Reset, active LOW, pulled up. Leave unconnected"
    },
    {
      "name": "AD0",
      "role": "passive",
      "notes": "Address bit, default LOW"
    },
    {
      "name": "AD1",
      "role": "passive",
      "notes": "Address bit, default LOW"
    },
    {
      "name": "P0_0",
      "role": "passive",
      "notes": "Expander I/O: to your LEDs or buttons, not to the ESP32"
    },
    {
      "name": "P0_1",
      "role": "passive"
    },
    {
      "name": "P0_2",
      "role": "passive"
    },
    {
      "name": "P0_3",
      "role": "passive"
    },
    {
      "name": "P0_4",
      "role": "passive"
    },
    {
      "name": "P0_5",
      "role": "passive"
    },
    {
      "name": "P0_6",
      "role": "passive"
    },
    {
      "name": "P0_7",
      "role": "passive"
    },
    {
      "name": "P1_0",
      "role": "passive"
    },
    {
      "name": "P1_1",
      "role": "passive"
    },
    {
      "name": "P1_2",
      "role": "passive"
    },
    {
      "name": "P1_3",
      "role": "passive"
    },
    {
      "name": "P1_4",
      "role": "passive"
    },
    {
      "name": "P1_5",
      "role": "passive"
    },
    {
      "name": "P1_6",
      "role": "passive"
    },
    {
      "name": "P1_7",
      "role": "passive"
    }
  ],
  "bus": "i2c",
  "addresses": [
    "0x58",
    "0x59",
    "0x5A",
    "0x5B"
  ],
  "idCheck": {
    "register": "0x10",
    "expect": "0x23"
  },
  "voltage": "3.3-5",
  "pullupsOnBoard": true,
  "model": {
    "shape": "breakout",
    "size": [
      62,
      25.4,
      1.6
    ],
    "color": "#1F4FA8"
  },
  "keywords": [
    "aw9523",
    "io expander",
    "led driver",
    "i2c expander",
    "gpio",
    "espansore"
  ],
  "sources": [
    {
      "title": "Awinic AW9523B datasheet",
      "section": "Address 10110 AD1 AD0 (0x58 to 0x5B); ID register 0x10 reads 0x23; constant-current LED mode"
    },
    {
      "title": "Adafruit AW9523 GPIO expander and LED driver guide",
      "section": "Pinouts. Check the silkscreen for the header order"
    }
  ]
}