diff --git a/MIDI Open Theremin V3 HMI.bmp b/MIDI Open Theremin V3 HMI.bmp
index 6fe07fd..0462723 100644
Binary files a/MIDI Open Theremin V3 HMI.bmp and b/MIDI Open Theremin V3 HMI.bmp differ
diff --git a/Open_Theremin_V3/application.cpp b/Open_Theremin_V3/application.cpp
index c6358a0..1eedc13 100644
--- a/Open_Theremin_V3/application.cpp
+++ b/Open_Theremin_V3/application.cpp
@@ -919,19 +919,28 @@ void Application::set_parameters ()
         rod_midi_cc_lo = 255; // Nothing
         break; 
       case 1:
-      case 2:
         rod_midi_cc = 8; // Balance
-        rod_midi_cc_lo = 40; // Balance least significant bits
+        rod_midi_cc_lo = 255; // No least significant bits
+        break; 
+      case 2:
+        rod_midi_cc = 10; // Pan
+        rod_midi_cc_lo = 255; // No least significant bits
         break; 
       case 3:
+        rod_midi_cc = 16; // General Purpose 1 (14 Bits)
+        rod_midi_cc_lo = 48; // General Purpose 1 least significant bits
+        break; 
       case 4:
-        rod_midi_cc = 10; // Pan
-        rod_midi_cc_lo = 42; // Pan least significant bits
+        rod_midi_cc = 17; // General Purpose 2 (14 Bits)
+        rod_midi_cc_lo = 49; // General Purpose 2 least significant bits
         break; 
       case 5:
+        rod_midi_cc = 18; // General Purpose 3 (7 Bits)
+        rod_midi_cc_lo = 255; // No least significant bits
+        break; 
       case 6:
-        rod_midi_cc = 16; // Ribbon Controler
-        rod_midi_cc_lo = 48; // Ribbon Controler least significant bits
+        rod_midi_cc = 19; // General Purpose 4 (7 Bits)
+        rod_midi_cc_lo = 255; // No least significant bits
         break; 
       default:
         rod_midi_cc = 74; // Cutoff (exists of both loop and rod)
diff --git a/Quick guide open theremin midi.bmp b/Quick guide open theremin midi.bmp
index e9e6b79..949b178 100644
Binary files a/Quick guide open theremin midi.bmp and b/Quick guide open theremin midi.bmp differ
diff --git a/README.md b/README.md
index 8f53c9a..bbf81a9 100644
--- a/README.md
+++ b/README.md
@@ -98,8 +98,10 @@ Let's consider a Fade-in / Picth Variation / Fade-out sequence (I use right hand
      For classical glissando and in order to have same note on audio and MIDI, use exactly same pitch bend range on your synth. 
      Maximum setting possible is recomended.
  6. Volume trigger / Velocity sensitivity (how fast moves the volume loop's hand): 128 positions (0 to 127)
- 7. Rod antenna MIDI CC: 5 positions 
-    (None, 8-MSB/40-LSB-Balance, 10-MSB/42-LSB-Pan, 16-MSB/48-LSB-Ribbon controler, 74-cutoff) 14 Bit messages are sent in the following order: LSB (1st), MSB (2nd). 
+ 7. Rod antenna MIDI CC: 8 positions 
+    (None, 8-Balance, 10-Pan, 16-MSB/48-LSB-GeneralPurpose-1, 17-MSB/49-LSB-GeneralPurpose-2, 18-GeneralPurpose-3, 19-GeneralPurpose-4, 74-cutoff) 
+    
+    14 Bit messages are sent in the following order: LSB (1st), MSB (2nd). 
  8. Loop antenna MIDI CC: 8 positions 
     (1-Modulation, 7-Volume, 11-Expression, 71-Resonnance, 74-Cutoff, 91-Reverb, 93-Chorus, 95-Phaser)