react-native-gpio

Getting started

$ npm install react-native-gpio --save

Mostly automatic installation

$ react-native link react-native-gpio

Manual installation

Android

1. Open up android/app/src/main/java/[...]/MainActivity.java

• Add import com.dreebit.gpio.RNGpioPackage; to the imports at the top of the file
• Add new RNGpioPackage() to the list returned by the getPackages() method

2. Append the following lines to android/settings.gradle:

   include ':react-native-gpio'
   project(':react-native-gpio').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-gpio/android')
   

3. Insert the following lines inside the dependencies block in android/app/build.gradle:

    compile project(':react-native-gpio')
   

Android Things

Please use this link to view Android Things (e.g. Raspberry Pi) I/O documentation: raspberrypi-io. Use the name for the GPIO pin for subscription.

Usage

importRNGpiofrom'react-native-gpio';
...
componentDidMount(){// register for gpio pinsRNGpio.subscribeGpio("BCM14");// register for eventsDeviceEventEmitter.addListener('RNGPIO',(event: GpioEvent)=>{/** * Sample event: { * "BCM2": true * } */this.setState({pins: {
...this.state.pins,
...event}})});}
...