Make m_dcd global variable and save extra function

Globals.h

@@ -86,6 +86,7 @@ extern bool m_p25Enable;
 extern bool m_duplex;
 
 extern bool m_tx;
+extern bool m_dcd;
 
 extern uint32_t m_sampleCount;
 extern bool     m_sampleInsert;

IO.cpp

@@ -61,7 +61,6 @@ m_ysfTXLevel(128 * 128),
 m_p25TXLevel(128 * 128),
 m_ledCount(0U),
 m_ledValue(true),
-m_dcd(false),
 m_detect(false),
 m_adcOverflow(0U),
 m_dacOverflow(0U),
@@ -312,11 +311,6 @@ void CIO::setDecode(bool dcd)
   m_dcd = dcd;
 }
 
-bool CIO::getDecode()
-{
-  return m_dcd;
-}
-
 void CIO::setADCDetection(bool detect)
 {
   m_detect = detect;

IO.h

@@ -78,7 +78,6 @@ private:
   uint32_t             m_ledCount;
   bool                 m_ledValue;
 
-  bool                 m_dcd;
   bool                 m_detect;
 
   uint16_t             m_adcOverflow;

MMDVM.cpp

@@ -33,7 +33,8 @@ bool m_p25Enable   = true;
 
 bool m_duplex = true;
 
-bool m_tx = false;
+bool m_tx  = false;
+bool m_dcd = false;
 
 uint32_t m_sampleCount = 0U;
 bool    m_sampleInsert = false;

MMDVM.ino

@@ -30,7 +30,8 @@ bool m_p25Enable   = true;
 
 bool m_duplex = true;
 
-bool m_tx = false;
+bool m_tx  = false;
+bool m_dcd = false;
 
 uint32_t m_sampleCount = 0U;
 bool    m_sampleInsert = false;

SerialPort.cpp

@@ -180,7 +180,7 @@ void CSerialPort::getStatus()
   else
     reply[10U] = 0U;
 
-  if (io.getDecode())
+  if (m_dcd)
     reply[11U] = 1U;
   else
     reply[11U] = 0U;