129 lines
3.3 KiB
JavaScript
Executable File
129 lines
3.3 KiB
JavaScript
Executable File
const HID = require('node-hid');
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// const debug = process.env.DEBUG;
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const debug = true;
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function bufferToString(buffer) {
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let str = '';
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for (let i = 0; i < buffer.length; i++) {
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let hex = buffer[i].toString(16) + ' ';
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if (hex.length <= 2) {
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hex = '0' + hex;
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}
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str += hex;
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}
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return str;
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}
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function getUhkDevice() {
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const foundDevice = HID.devices().find(device =>
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device.vendorId === 0x1d50 && device.productId === 0x6122 &&
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((device.usagePage === 128 && device.usage === 129) || device.interface === 0));
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if (!foundDevice) {
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return null;
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}
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let hid;
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try {
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hid = new HID.HID(foundDevice.path);
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} catch (error) {
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// Already jumped to the bootloader, so ignore this exception.
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return null;
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}
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return hid;
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}
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function getBootloaderDevice() {
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const foundDevice = HID.devices().find(device =>
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device.vendorId === 0x1d50 && device.productId === 0x6120);
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if (!foundDevice) {
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return null;
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}
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return new HID.HID(foundDevice.path);
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}
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exports = module.exports = moduleExports = {
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bufferToString,
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getUhkDevice,
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getBootloaderDevice,
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getTransferData,
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usbCommands: {
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getProperty: 0,
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jumpToBootloader: 1,
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setTestLed: 2,
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writeUserConfig: 8,
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applyConfig: 9,
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setLedPwm: 10,
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readAdc: 11,
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launchEepromTransfer: 12,
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readHardwareConfig: 13,
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writeHardwareConfig: 14,
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readUserConfig: 15,
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getKeyboardState: 16,
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readDebugInfo: 17,
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jumpToSlaveBootloader: 18,
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},
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enumerationModes: {
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bootloader: 0,
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busPal: 1,
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normalKeyboard: 2,
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compatibleKeyboard: 3,
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},
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systemPropertyIds: {
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usbProtocolVersion: 0,
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bridgeProtocolVersion: 1,
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dataModelVersion: 2,
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firmwareVersion: 3,
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hardwareConfigSize: 4,
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userConfigSize: 5,
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},
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eepromTransfer: {
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readHardwareConfig: 0,
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writeHardwareConfig: 1,
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readUserConfig: 2,
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writeUserConfig: 3,
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},
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leftLedDriverAddress: 0b1110100,
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rightLedDriverAddress: 0b1110111,
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sendLog: sendLog,
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readLog: readLog
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};
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function convertBufferToIntArray(buffer) {
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return Array.prototype.slice.call(buffer, 0)
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}
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function getTransferData(buffer) {
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const data = convertBufferToIntArray(buffer)
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// if data start with 0 need to add additional leading zero because HID API remove it.
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// https://github.com/node-hid/node-hid/issues/187
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if (data.length > 0 && data[0] === 0) {
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// data.unshift(0) // TODO: This has been commented out because it causes bugs on Linux and Mac. Gotta test it on Windows and fully remove it if possible.
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}
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// From HID API documentation:
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// http://www.signal11.us/oss/hidapi/hidapi/doxygen/html/group__API.html#gad14ea48e440cf5066df87cc6488493af
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// The first byte of data[] must contain the Report ID.
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// For devices which only support a single report, this must be set to 0x0.
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data.unshift(0)
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return data
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}
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function readLog(buffer) {
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writeLog('USB[R]: ', buffer)
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}
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function sendLog(buffer) {
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writeLog('USB[W]: ', buffer)
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}
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function writeLog(prefix, buffer) {
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if (!debug) {
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return;
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}
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console.log(prefix + bufferToString(buffer))
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}
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