add support for turnouts

turnout.cpp

@@ -0,0 +1,38 @@
+#include "turnout.h"
+
+Turnout::Turnout(uint8_t address, uint8_t subaddress): Item(address), _subaddress(subaddress)
+{
+}
+
+void Turnout::setDirection(uint8_t direction)
+{
+	_direction = direction;
+	sendData();
+}
+
+uint8_t Turnout::getDirection()
+{
+	return _direction;
+}
+
+uint8_t Turnout::getSubaddress()
+{
+	return _subaddress;
+}
+
+uint16_t Turnout::getPacket()
+{
+	uint16_t data = 0;
+	data |= (_direction << 9) | (_direction << 8);
+	for (uint8_t i = 0; i < 2; ++i)
+	{
+		uint8_t bit = (_subaddress & (1 << i)) >> i;
+		data |= (bit << (7-i*2)) | (bit << (6-i*2));
+	}
+	return data;
+}
+
+void Turnout::sendData()
+{
+	sendRaw(getPacket());
+}