 //*         : when the button is pressed the current frequency is returned.
 //******************************************************************************
 uint16_t graphicScanner( uint16_t frequency ) {
-  uint8_t i;
+  uint8_t  i;
+  uint8_t  clickType;
+  uint8_t  rssiDisplayValue;
   uint16_t scanRssi;
   uint16_t bestRssi = 0;
   uint16_t scanFrequency = frequency;
   uint16_t bestFrequency = frequency;
-  uint8_t clickType;
-  uint8_t rssiDisplayValue;
 
   // Draw screen frame etc
   drawScannerScreen();

//* Direct access via array operations does not work since data is stored in
//* flash, not in RAM. Use getRevesePositions to retrieve data

const unsigned int reversePositions[] PROGMEM = {
  39, 36, 32, 28, 25, 21, 18, 14, // Band A - Boscam A
  16, 19, 23, 26, 30, 33, 37, 40, // Band B - Boscam B
  13, 11, 10,  8, 43, 44, 46, 47, // Band E - DJI

    return channel + 1;
}

uint8_t nextChannel(uint8_t channel)
{
  do {
    channel = incrementChannel( channel);
