Homebridge GPIO Electromagnetic Lock

Homebridge plugin to control electromagnetic lock via Raspberry Pi GPIO pins.

Objective

Electromagnetic lock working with wiringpi

Installation

1. install homebridge npm install -g homebridge
2. install this plugin npm install -g homebridge-wiringpi-electromagnetic-lock
3. update your ~/.homebridge/config.json file (use sample-config.json as a reference)

Configuration

Sample accessory:

"accessories": [
  {
    "accessory": "ElectromagneticLock",
    "name": "Lock",
    "lockPin": 5,
    "activeLow": true,
    "unlockingDuration": 2
  }
]

Fields:

• accessory must always be ElectromagneticLock
• name accessory name, e.g. Lock
• lockPin pin for unlocking lock (use gBCM numbering, run gpio readall)
• activeLow [optional, default: true] true: relay activated by low state (0), false: relay activated by high state (1), affects lockPin
• unlockingDuration [optional, default: 2] how long lockPin should be active (seconds)

Troubleshooting

• check platform: Homebridge
• check plugin dependency: [underscore](Install: npm install underscore -> https://www.npmjs.com/package/underscore)
• check plugin dependency: [rpi-gpio](Install: np install rpi-gpio -> https://www.npmjs.com/package/rpi-gpio)