Added a MultiFunction decoder example and change the name of the other to Accessory decoder

examples/NmraDccAccessoryDecoder_1/NmraDccAccessoryDecoder_1.ino

@@ -0,0 +1,111 @@
+#include <NmraDcc.h>
+
+// This Example shows how to use the library as a DCC Accessory Decoder or a DCC Signalling Decoder
+// It responds to both the normal DCC Turnout Control packets and the newer DCC Signal Aspect packets 
+// You can also print every DCC packet by uncommenting the "#define NOTIFY_DCC_MSG" line below
+
+NmraDcc  Dcc ;
+DCC_MSG  Packet ;
+
+struct CVPair
+{
+  uint16_t  CV;
+  uint8_t   Value;
+};
+
+CVPair FactoryDefaultCVs [] =
+{
+  {CV_ACCESSORY_DECODER_ADDRESS_LSB, 1},
+  {CV_ACCESSORY_DECODER_ADDRESS_MSB, 0},
+};
+
+uint8_t FactoryDefaultCVIndex = 0;
+
+void notifyCVResetFactoryDefault()
+{
+  // Make FactoryDefaultCVIndex non-zero and equal to num CV's to be reset 
+  // to flag to the loop() function that a reset to Factory Defaults needs to be done
+  FactoryDefaultCVIndex = sizeof(FactoryDefaultCVs)/sizeof(CVPair);
+};
+
+const int DccAckPin = 3 ;
+
+// This function is called by the NmraDcc library when a DCC ACK needs to be sent
+// Calling this function should cause an increased 60ma current drain on the power supply for 6ms to ACK a CV Read 
+void notifyCVAck(void)
+{
+  Serial.println("notifyCVAck") ;
+  
+  digitalWrite( DccAckPin, HIGH );
+  delay( 6 );  
+  digitalWrite( DccAckPin, LOW );
+}
+
+// Uncomment to print all DCC Packets
+//#define NOTIFY_DCC_MSG
+#ifdef  NOTIFY_DCC_MSG
+void notifyDccMsg( DCC_MSG * Msg)
+{
+  Serial.print("notifyDccMsg: ") ;
+  for(uint8_t i = 0; i < Msg->Size; i++)
+  {
+    Serial.print(Msg->Data[i], HEX);
+    Serial.write(' ');
+  }
+  Serial.println();
+}
+#endif
+
+// This function is called whenever a normal DCC Turnout Packet is received
+void notifyDccAccState( uint16_t Addr, uint16_t BoardAddr, uint8_t OutputAddr, uint8_t State)
+{
+  Serial.print("notifyDccAccState: ") ;
+  Serial.print(Addr,DEC) ;
+  Serial.print(',');
+  Serial.print(BoardAddr,DEC) ;
+  Serial.print(',');
+  Serial.print(OutputAddr,DEC) ;
+  Serial.print(',');
+  Serial.println(State, HEX) ;
+}
+
+// This function is called whenever a DCC Signal Aspect Packet is received
+void notifyDccSigState( uint16_t Addr, uint8_t OutputIndex, uint8_t State)
+{
+  Serial.print("notifyDccSigState: ") ;
+  Serial.print(Addr,DEC) ;
+  Serial.print(',');
+  Serial.print(OutputIndex,DEC) ;
+  Serial.print(',');
+  Serial.println(State, HEX) ;
+}
+
+void setup()
+{
+  Serial.begin(115200);
+  
+  // Configure the DCC CV Programing ACK pin for an output
+  pinMode( DccAckPin, OUTPUT );
+
+  Serial.println("NMRA DCC Example 1");
+  
+  // Setup which External Interrupt, the Pin it's associated with that we're using and enable the Pull-Up 
+  Dcc.pin(0, 2, 1);
+  
+  // Call the main DCC Init function to enable the DCC Receiver
+  Dcc.init( MAN_ID_DIY, 10, CV29_ACCESSORY_DECODER | CV29_OUTPUT_ADDRESS_MODE, 0 );
+
+  Serial.println("Init Done");
+}
+
+void loop()
+{
+  // You MUST call the NmraDcc.process() method frequently from the Arduino loop() function for correct library operation
+  Dcc.process();
+  
+  if( FactoryDefaultCVIndex && Dcc.isSetCVReady())
+  {
+    FactoryDefaultCVIndex--; // Decrement first as initially it is the size of the array 
+    Dcc.setCV( FactoryDefaultCVs[FactoryDefaultCVIndex].CV, FactoryDefaultCVs[FactoryDefaultCVIndex].Value);
+  }
+}