From b0b292066cfdccdaa3cf9a8d428c26780ebace36 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A1szl=C3=B3=20Monda?= <laci@monda.hu>
Date: Sun, 15 Jan 2017 04:53:01 +0100
Subject: [PATCH] Control the PWM brightness of the left and right keyboard
 halves separately.

---
 usb/set-led-pwm.js | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/usb/set-led-pwm.js b/usb/set-led-pwm.js
index 0842d710..bd7fa3e6 100755
--- a/usb/set-led-pwm.js
+++ b/usb/set-led-pwm.js
@@ -2,13 +2,16 @@
 let uhk = require('./uhk');
 
 let programName = process.argv[1];
-let brightnessPercent = process.argv[2] || '';
 
-if (brightnessPercent.length === 0) {
-    console.log('Usage: ${programName} [LED pwm percent]');
+if (process.argv.length !== 4) {
+    console.log(`Usage: ${programName} [left LED pwm percent] [right LED pwm percent]`);
     process.exit(1);
 }
 
+let leftBrightnessPercent = process.argv[2] || '';
+let rightBrightnessPercent = process.argv[3] || '';
+
 uhk.sendUsbPackets([
-    new Buffer([uhk.usbCommands.setLedPwm, +brightnessPercent])
+    new Buffer([uhk.usbCommands.setLedPwm, 0, +leftBrightnessPercent]),
+    new Buffer([uhk.usbCommands.setLedPwm, 1, +rightBrightnessPercent]),
 ]);