using System;

public class Program

{

    public static void Main()

    {

        byte p_b_1 = 0x22;

        byte p_b_0 = 0x04;

        UInt16 l_value = (UInt16)( ( p_b_1 << 8 ) | p_b_0 );

        int l_tmp =(int)p_b_1;

        Console.WriteLine($"l_tmp: {l_tmp:X}");

    }

}