inital commit

comperator.cpp

@@ -0,0 +1,22 @@
+#include "comperator.h"
+
+Comperator::Comperator()
+{
+    if constexpr(INTERNAL_REFERANCE)  ACSR = 0b01000001;
+    else ACSR = 0b00000011;
+}
+
+void Comperator::on()
+{
+    ACSR &= 0b01111111;
+}
+
+void Comperator::off()
+{
+    ACSR |= 0b10000000;
+}
+
+bool Comperator::compare()
+{
+    return ACSR & 0b00100000;
+}