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}");
}