void TestCharacterDisplay() { Console.WriteLine("TestCharacterDisplay..."); int count = 0; display.WriteLine("CharacterDisplay", 0); while (true) { // Increasing Contrast for (int i = 0; i <= 10; i++) { display.SetContrast((float)(i / 10f)); Thread.Sleep(250); } // Decreasing Contrast for (int i = 10; i >= 0; i--) { display.SetContrast((float)(i / 10f)); Thread.Sleep(250); } display.WriteLine($"Count is : {count++}", 1); Thread.Sleep(1000); } }