Split train class into item and train

Use SVector to store trains

item.h

@@ -0,0 +1,46 @@
+#include "writepin.h"
+#include <util/delay.h>
+#include <stdint.h>
+#include <avr/io.h>
+
+class Item
+{
+public:
+    
+    static constexpr uint8_t HIGH = 2;
+    static constexpr uint8_t LOW = 1;
+    static constexpr uint8_t OFF = 0;
+    
+private:
+    
+    static constexpr unsigned char _pinHighA = PD5;
+    static constexpr unsigned char _pinLowA = PD4;
+    static constexpr unsigned char _pinHighB = PD2;
+    static constexpr unsigned char _pinLowB = PD3;
+    static constexpr uint8_t SEND_COUNT = 2;
+
+    uint8_t _address;
+
+protected:
+
+    inline static void off();
+    static void sendBit(const bool bit);
+    static void sendAddress(uint8_t address);
+    uint16_t packetAddSpeed();
+    uint16_t packetAddDirection();
+    uint16_t packetAddFunction(const uint8_t function);
+    uint16_t assemblePacket();
+    
+public:
+    
+    static void setOutput(const uint8_t state);
+    
+    Item(const uint8_t address);
+    
+    void sendRaw(const uint16_t data);
+    static void sendRawAddr(const uint16_t address, const uint16_t data);
+	
+	void setAddress(const uint8_t address);
+	uint8_t getAddress();
+    
+};