diff --git a/FM/FM.ino b/FM/FM.ino
index be35e06..a751147 100644
--- a/FM/FM.ino
+++ b/FM/FM.ino
@@ -75,17 +75,18 @@ void updateBuffer(byte bNote, bool bGate) {
     playNote();
     bufferIndex++;
   }
-  if (bGate == 0 && bufferIndex != 0) {
+  if (bGate == 0) { // && bufferIndex != 0
     for (int i = 0; i <= bufferIndex; i++) {
       if (noteBuffer[i] == bNote) {
         // Removing the note from the array and shifting everything to close the gap 
         for (int n = i; n <= bufferIndex; n++) {
           noteBuffer[n] = noteBuffer[n + 1]; // what happens if it's the last note in buffer?
         }      
-        if (i == bufferIndex) {
+        if (i == bufferIndex) { //this does not fire
           bufferIndex--;
-          playNote();
-        } else {
+          gate = 1;
+          playNote();          
+        } else { //this does fire
           bufferIndex--;
         }
       }
@@ -94,7 +95,7 @@ void updateBuffer(byte bNote, bool bGate) {
 }
 
 void playNote() {
-  byte note = noteBuffer[bufferIndex];
+  byte note = noteBuffer[bufferIndex];  
   carrier_freq = mtof((int) note);
 }
 
@@ -137,7 +138,8 @@ void updateControl(){
   // set the FM oscillator frequencies
   aCarrier.setFreq(carrier_freq); 
   aModulator.setFreq(mod_freq);
-  
+
+  //Knob 1
   int Knob1value= mozziAnalogRead(CONTROLL1); // value is 0-1023
   int Knob1calibrated = kMapIntensity(Knob1value);
   
@@ -151,7 +153,25 @@ void updateControl(){
   float mod_speed = (float)kMapModSpeed(Knob2value)/1000;
   kIntensityMod.setFreq(mod_speed);
 
-  //MIDI DIN
+  // Debugging
+  Serial.print("Buffer Index: ");
+  Serial.print(bufferIndex);
+
+  Serial.print(" | Knob1: "); //3rd on the pannel, connected to A0
+  Serial.print(Knob1calibrated);
+  
+  Serial.print(" | Knob2: "); //2nd on the pannel, conntcted to A1
+  Serial.print(Knob2value);
+  
+  Serial.print(" | Knob3: "); //1st on the pannel, connected to A2, unstable around 0
+  Serial.print(FRQ);
+  
+  Serial.print(" | Knob4: "); //4th on the pannel, A3
+  Serial.print(knob4calibrated);
+  
+  Serial.println();
+
+  // MIDI DIN
   MIDI.read();
 }
 
diff --git a/README.md b/README.md
index 76492e3..d996959 100644
--- a/README.md
+++ b/README.md
@@ -4,4 +4,6 @@ DIY Arduino-based synth built with [Mozzi library](https://sensorium.github.io/M
 
 ## ToDo:
 - Add note buffer
-- Tune the values, remap the knobs, clean up the code
\ No newline at end of file
+- Tune the values, remap the knobs, clean up the code
+- Update readme
+- Add schematics and documentations
\ No newline at end of file