trendingtechnology / webusb_plugin

A flutter webusb plugin

WebUSB plugin

Developed with 💙  by Apparence.io

This plugin provide access to USB devices from web pages with WebUSB.

Platform Support

Android	iOS	MacOS	Web	Linux	Windows
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Usage

import 'package:usb_device/usb_device.dart';

final UsbDevice usbDevice = UsbDevice();

var pairedDevices = await usbDevice.pairedDevices; // get paired devices
var pairedDevice = await usbDevice.requestDevices([DeviceFilter(vendorId : 0x00, productId: 0x00)]); // par a device 
List<USBConfiguration> availableConfigurations = await usbDevice.getAvailableConfigurations(pairedDevice); // get device's configurations 
USBDeviceInfo deviceInfo = await usbDevice.getPairedDeviceInfo(pairedDevice); // get device's info
await usbDevice.open(pairedDevice); // start session
await usbDevice.close(pairedDevice); // close session

Implementation

USB

• getDevices() : Get paired attached devices
• requestDevice(filters): pair a device with filter or not

USBDevice

• Get device info with configuration
• open(): Start session
• close(): Close session
• selectConfiguration(configurationValue): Select a specified configuration
• claimInterface(interfaceNumber): Claim an interface for exclusive access
• releaseInterface(interfaceNumber): Release a claimed interface
• controlTransferIn(setup, length): Return result of a command
• controlTransferOut(setup, data) : Send a command to device
• transferIn(): Return data from device
• transferOut(): Send data to device
• clearHalt()
• reset(): Reset device
• isochronousTransferIn()
• isochronousTransferOut()

Events

• OnConnect
• OnDisconnect