Best JavaScript code snippet using wpt
app.js
Source:app.js  
...51    console.log(error);52  });53};54function dfu_wipe(pageid) {55    device.controlTransferOut({56        requestType: 'class',57        recipient: 'interface',58        request: 0x23,59        value: pageid,60        index: 0x02});61}62function dfu_write(pageid, data) {63    console.log("Writing page")64    device.controlTransferOut({65        requestType: 'class',66        recipient: 'interface',67        request: 0x24,68        value: pageid,69        index: 0x02});70    device.transferOut(3, data);71}72function dfu_read(pageid) {73  console.log("Reading page: "+String(pageid))74  device.controlTransferOut({75    requestType: 'class',76    recipient: 'interface',77    request: 0x25,78    value: pageid,79    index: 0x02});80}81function dfu_setversion(version) {82  device.controlTransferOut({83    requestType: 'class',84    recipient: 'interface',85    request: 0x27,86    value: version,87    index: 0x02});88}89function dfu_restart() {90  device.controlTransferOut({91    requestType: 'class',92    recipient: 'interface',93    request: 0x26,94    value: 0,95    index: 0x02});96}97function process_firmware(data) {98  console.log(data);99}100function verify_flash() {101  application = new Uint8Array(0);102  nextprog = 1;103  verifactive = 1;104  dfu_read(16);105}106function check_status(response) {107  console.log(response);108  var data = new Uint32Array(response.data.buffer);109  var writepage = data[0];110  console.log(writepage);111  if(writepage != 0) {112    console.log("Still writing...");113  } else {114    if(lengthprog == nextprog) {115      window.alert("Done writing :)");116      clearInterval(checktimer);117      verify_flash();      118      return;119    }120    dfu_wipe(16+nextprog);121    dfu_write(16+nextprog, bytepayload.subarray(nextprog*1024, 1024*(nextprog+1)));122    nextprog = nextprog+1;123    124  }125}126function prog_version(version_number) {127  device.controlTransferOut({128    requestType: 'class',129    recipient: 'interface',130    request: 0x27,131    value: version_number,132    index: 0x02});133}134function checkWrite() {135  device.controlTransferIn({136    requestType: 'class',137    recipient: 'interface',138    request: 0x28,139    value: 0x02,140    index: 0x02}, 4)141  .then((res) => {check_status(res)});...cp210x.js
Source:cp210x.js  
...57        return this.device().selectConfiguration(this._config)58            .then(() => {59                return this.device().claimInterface(this._interface);60            }).then(() => {61                return this.device().controlTransferOut(62                    {63                        requestType: 'vendor',64                        recipient: 'device',65                        request: request.interface_enable,66                        index: this._interface,67                        value: 0x0168                    }69                )70            }).then(() => {71                return this.line_state(this.signals().dtr, this.signals().rts);72            }).then(() => {73                return this.break(this.signals().break);74            }).then(() => {75                return this.device().controlTransferOut(76                    {77                        requestType: 'vendor',78                        recipient: 'device',79                        request: request.set_line_coding,80                        index: this._interface,81                        value: get_value(options.stopbit, stopbits, serial_default.stopbit) | 82                                get_value(options.parity, parity, serial_default.parity) << 4 |83                                get_value(options.databits, databits, serial_default.databits) << 884                    })85            }).then(() => {86                return this.device().controlTransferOut(87                    {88                        requestType: 'vendor',89                        recipient: 'device',90                        request: request.set_bauddiv,91                        index: this._interface,92                        value: 0x384000 / options.baudrate93                    })94            });95    }96        97    _set_line_state(dtr, rts)98    {        99        return this.device().controlTransferOut(100            {101                requestType: 'vendor',102                recipient: 'device',103                request: request.set_control_line_state,104                index: this._interface,105                value: 0x0300 | //mask106                        dtr ? (1 << 0) : 0 | 107                        rts ? (1 << 1) : 0108            }109        );110    }111    112    _set_break(br)113    {        114        return this.device().controlTransferOut(115            {116                requestType: 'vendor',117                recipient: 'device',118                request: request.send_break,119                value: br ? 0x0001 : 0x0000,120                index: this._interface121              }122        );123    }...webusb.js
Source:webusb.js  
...32      value: 0x00,33      index: 0x0334    }35    async function close () {36      let result = await device.controlTransferOut(closePort)37      console.log('close port:', result)38      await device.releaseInterface(0)39      await device.close()40    }41    try {42      device = await navigator.usb.requestDevice({43        filters: [{44          vendorId: VENDOR_ID45        }]46      })47      console.log('open')48      await device.open()49      console.log('opened:', device)50      console.log('configurations:', device.configurations)51      if (device.configuration === null) {52        console.log('selectConfiguration')53        await device.selectConfiguration(2)54      }55      console.log('interfaces:', device.configuration.interfaces)56      console.log('claimInterface')57      await device.claimInterface(0)58      console.log('set up port')59      let result = await device.controlTransferOut(openPort)60      console.log('open port:', result)61      result = await device.controlTransferOut(startPort)62      console.log('start port:', result)63      config.set([64        0x00, 0x30, // baud rate (19200 : 0x0030)65        0x60, 0x00, // flags ¯\_(ã)_/¯66        0x03,       // data bits (8 : 0x03)67        0x00,       // parity (none : 0)68        0x00,       // stop bits (none : 0)69        0x11,       // xon (false : 0)70        0x13,       // xoff (false : 0)71        0x00        // UART mode (RS-232 : 0)72      ])73      result = await device.controlTransferOut(setPortConfig, config)74      console.log('set port config:', result)75      const data = new Uint8Array(3)76      data.set([0x6d, 0x65, 0x6d])77      result = await device.transferOut(0x01, data.buffer)78      console.log('mem:', result)79      const timeoutID = window.setTimeout(async() => {80        console.warn('Device not connected')81        await close()82      }, 5000)83      console.log('Receiving...')84      while (true) {85        let incoming = await device.transferIn(0x01, 1024)86        if (incoming.data.byteLength > 0) {87          clearTimeout(timeoutID)...Using AI Code Generation
1var wptUsb = require('wpt-usb');2var usb = new wptUsb();3usb.controlTransferOut(0x40, 0x00, 0x0000, 0x0000, 0x0000, function(err) {4    if (err) {5        console.log("Error in controlTransferOut method of wpt-usb");6    } else {7        console.log("Success in controlTransferOut method of wpt-usb");8    };9});10var wptUsb = require('wpt-usb');11var usb = new wptUsb();12var data = new Buffer(1);13usb.controlTransferIn(0xC0, 0x00, 0x0000, 0x0000, data, function(err) {14    if (err) {15        console.log("Error in controlTransferIn method of wpt-usb");16    } else {17        console.log("Success in controlTransferIn method of wpt-usb");18    };19});20var wptUsb = require('wpt-usb');21var usb = new wptUsb();22var data = new Buffer(1);23usb.bulkTransferOut(0x01, data, function(err) {24    if (err) {25        console.log("Error in bulkTransferOut method of wpt-usb");26    } else {27        console.log("Success in bulkTransferOut method of wpt-usb");28    };29});30var wptUsb = require('wpt-usb');31var usb = new wptUsb();32var data = new Buffer(1);33usb.bulkTransferIn(0x81, data, function(err) {34    if (err) {35        console.log("Error in bulkTransferIn method of wpt-usb");36    } else {37        console.log("Success in bulkTransferIn method of wpt-usb");38    };39});40var wptUsb = require('wpt-usb');41var usb = new wptUsb();Using AI Code Generation
1var wpt = require('webusb');2var wpt = new Wpt();3var data = new ArrayBuffer(1);4var dataView = new DataView(data);5dataView.setUint8(0, 0x01);6wpt.controlTransferOut({7}, data).then(function(result) {8  console.log(result);9}).catch(function(error) {10  console.log(error);11});12I found the issue. The controlTransferOut() method is working fine. The issue was that I was using the wrong device. I had two WPT devices connected to my computer, and I had the wrong one selected. I was using the one with the serial number 123456, but I needed to use the one with the serial number 1234567. I was able to verify that theUsing AI Code Generation
1var wptools = require('wptools');2wptools.controlTransferOut('0001', 0x01, 0x01, 0x01, 0x01, function(err, data) {3  if (err) {4    console.log('error', err);5  } else {6    console.log('success', data);7  }8});9wptools.controlTransferIn('0001', 0x01, 0x01, 0x01, 0x01, function(err, data) {10  if (err) {11    console.log('error', err);12  } else {13    console.log('success', data);14  }15});16wptools.bulkTransferOut('0001', 0x01, 0x01, 0x01, 0x01, function(err, data) {17  if (err) {18    console.log('error', err);19  } else {20    console.log('success', data);21  }22});23wptools.bulkTransferIn('0001', 0x01, 0x01, 0x01, 0x01, function(err, data) {24  if (err) {25    console.log('error', err);26  } else {27    console.log('success', data);28  }29});30wptools.interruptTransferOut('0001', 0x01, 0x01, 0x01, 0x01, function(err, data) {31  if (err) {32    console.log('error', err);33  } else {34    console.log('success', data);35  }36});37wptools.interruptTransferIn('0001', 0x01, 0x01, 0x01, 0x01, function(err, data) {38  if (err) {39    console.log('error', err);40  } else {41    console.log('success', data);42  }43});Using AI Code Generation
1var wpt = new WebUSB();2wpt.controlTransferOut(0x40, 0, 0, 0, 0, function (data) {3    console.log(data);4});5var wpt = {6    controlTransferOut: function (requestType, request, value, index, length, callback) {7        var data = new Uint8Array(length);8        data[0] = requestType;9        data[1] = request;10        data[2] = value;11        data[3] = index;12        data[4] = length;13        chrome.usb.controlTransfer(this.device, {14        }, data.buffer, function (info) {15            if (info.resultCode === 0) {16                callback(null, info);17            } else {18                callback(info.resultCode, info);19            }20        });21    }22};23var wpt = new WebUSB();24wpt.controlTransferIn(0xC0, 0, 0, 0, 0, function (data) {25    console.log(data);26});27var wpt = {28    controlTransferIn: function (requestType, request, value, index, length, callback) {29        var data = new Uint8Array(length);30        data[0] = requestType;31        data[1] = request;32        data[2] = value;33        data[3] = index;34        data[4] = length;35        chrome.usb.controlTransfer(this.device, {Using AI Code Generation
1var wptoolkit = require('wptoolkit');2var device = wptoolkit.usb.findByIds(0x05ac, 0x1226);3if (device) {4    console.log("Device found");5    device.open();6    var data = new Buffer(2);7    data[0] = 0x01;8    data[1] = 0x00;9    device.controlTransferOut(0x21, 0x09, 0x0200, 0x00, data);10    device.close();11} else {12    console.log("Device not found");13}14device.controlTransferIn(setup, length, callback)15var wptoolkit = require('wptoolkit');16var device = wptoolkit.usb.findByIds(0x05ac, 0x1226);17if (device) {18    console.log("Device found");19    device.open();20    var setup = {21    }22    device.controlTransferIn(setup, 2, function(error, data) {23        if (error) {24            console.log("Error: " + error);25        } else {26            console.log("Data: " + data);27        }28    });29    device.close();30} else {31    console.log("Device not found");32}33device.bulkTransferOut(endpoint, data, callback)Using AI Code Generation
1var wpt = new WebUSBPort();2wpt.on('data', function(data) {3  console.log(data);4});5wpt.controlTransferOut({6  data: new Uint8Array([0x01])7});8wpt.controlTransferOut({9  data: new TextEncoder().encode('Hello World!')10});11wpt.controlTransferOut({12  data: new TextEncoder().encode(['Hello', ' ', 'World', '!'])13});14wpt.controlTransferOut({15  data: new TextEncoder().encode(['Hello', ' ', 'World', '!', 0x01])16});Using AI Code Generation
1var wpt = require('wpt');2var wpt = new wpt();3var device = {4};5var command = {6};7var data = new Buffer([0x00, 0x00, 0x00, 0x00, 0x00, 0x00]);8var callback = function (error, data) {9  if (error) throw error;10  console.log(data);11};12wpt.controlTransferOut(device, command, data, callback);Using AI Code Generation
1var wpt = require('webpagetest');2var wptDriver = new wpt('www.webpagetest.org', 'A.6d0a1b2f2a8a9a1d6c1f1a1a1e1c1b1f');3var options = {4};5wptDriver.runTest(url, options, function(err, data) {6  if (err) return console.error(err);7  var testId = data.data.testId;8  console.log('Test ID: ' + testId);9  var wpt = require('webpagetest');10  var wptDriver = new wpt('www.webpagetest.org', 'A.6d0a1b2f2a8a9a1d6c1f1a1a1e1c1b1f');11  wptDriver.controlTransferOut(testId, function(err, data) {12    if (err) return console.error(err);13    console.log(data);14  });15});16var wpt = require('webpagetest');17var wptDriver = new wpt('www.webpagetest.org', 'A.6d0a1b2f2a8a9a1d6c1f1a1a1e1c1b1f');18wptDriver.getLocations(function(err, data) {19  if (err) return console.error(err);20  console.log(data);21});Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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