public void run()
        {
            byte a = 255;
            byte b = 85;
            byte c;
        
            a = Convert.ToByte("10101111", 2); //85
            b = Convert.ToByte("011111111", 2); //255

            c = (byte)(a & b);

            Console.WriteLine("ANDing two bytes  - decimal:{0:D3}  hex:{0:x2}  binary:{1}", c, Convert.ToString(c, 2)); 

            //wait until next press
            Console.ReadKey();