diff --git a/src/main.cpp b/src/main.cpp
index 2bdcad7..b476706 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -91,6 +91,7 @@ void checkLEDCChannels()
 #define Button1Pin 8
 void setup()
 {
+    // Serial Port
     Serial.begin(115200);
     while (!Serial)
         ;