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Fix script.

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This commit is contained in:
László Monda
2017-08-13 14:22:04 +02:00
parent a2baedd53d
commit eb16c422e5
1 changed files with 3 additions and 5 deletions
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8
usb/set-led-pwm.js
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@@ -3,15 +3,13 @@ let uhk = require('./uhk');
let programName = process.argv[1];
if (process.argv.length !== 4) {
console.log(`Usage: ${programName} [left LED pwm 0-100] [right LED pwm 0-100]`);
if (process.argv.length !== 3) {
console.log(`Usage: ${programName} [LED pwm 0-100]`);
process.exit(1);
}
let leftBrightnessPercent = process.argv[2] || '';
let rightBrightnessPercent = process.argv[3] || '';
uhk.sendUsbPackets([
new Buffer([uhk.usbCommands.setLedPwm, 0, +leftBrightnessPercent]),
new Buffer([uhk.usbCommands.setLedPwm, 1, +rightBrightnessPercent]),
new Buffer([uhk.usbCommands.setLedPwm, +leftBrightnessPercent]),
]);