Sample use of a enum that has a namespace within a loop.

SampleNamespaceEnumInLoop.ino

void loop()
{
  // Print the Enum
  Serial.print("DifferentEnum Value 1: ");
  Serial.println(EnumTwo::DifferentEnum::Value_1);
  Serial.print("DifferentEnum Value 2: ");
  Serial.println(EnumTwo::Value_2);
}