40 lines
931 B
JavaScript
Executable File
40 lines
931 B
JavaScript
Executable File
#!/usr/bin/env node
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'use strict';
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var usb = require('usb');
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var vid = 0x16d3;
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var pid = 0x05ea;
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var device = usb.findByIds(vid, pid);
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device.open();
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var usbInterface = device.interface(0);
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if (usbInterface.isKernelDriverActive()) {
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usbInterface.detachKernelDriver();
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}
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usbInterface.claim();
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var endpointIn = usbInterface.endpoints[0];
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var endpointOut = usbInterface.endpoints[1];
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var state = '1';
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setInterval(function() {
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console.log('Sending ', state);
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state = state === '1' ? '0' : '1'
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endpointOut.transfer(state, function(err) {
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if (err) {
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console.error("USB error: %s", err);
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process.exit(1);
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}
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endpointIn.transfer(64, function(err2, receivedStr) {
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if (err2) {
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console.error("USB error: %s", err2);
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process.exit(2);
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}
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console.log('Received "%s"', receivedStr);
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})
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});
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}, 500)
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