Support multi backend items

uvositem.cpp

@@ -0,0 +1,24 @@
+#include "uvositem.h"
+
+UvosItem::UvosItem(const uint8_t idIn, char nameIn[])
+{
+    id = 129 << 8 + idIn;
+    type = 1;
+}
+
+UvosItem::UvosItem(const Item& item)
+{
+    Item::operator=(item);
+    type = 1;
+}
+
+void UvosItem::setValue(const uint8_t value)
+{
+    const uint8_t paket[4] = {id >> 8, id & 0x00FF, 0, value};
+    if(transmitter)transmitter->send(paket, 4);
+}
+
+void UvosItem::resend()
+{
+    setValue(lastValue);
+}