using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Module.Plc.ModbusTcp.Tool
{
    /// <summary>
    /// PLC字段解析公共类
    /// </summary>
    internal class PlcBitConvert
    {
        /// <summary>
        /// 无符合16位整形转换为二进制数组
        /// </summary>
        /// <param name="val"></param>
        /// <returns></returns>
        public static bool[] UInt16ToBoolArray(UInt16 val)
        {
            bool[] array = new bool[16];
            byte highByte = (byte)(val / 256);
            byte lowByte = (byte)(val % 256);

            bool[] lowArray = GetBooleanArray(lowByte);
            bool[] highArray = GetBooleanArray(highByte);
            for (int i = 0; i < 8; i++)
            {
                array[i] = lowArray[i];
                array[i + 8] = highArray[i];
            }
            return array;
        }

        /// <summary>
        /// 字节转换成布尔数组
        /// </summary>
        /// <param name="b"></param>
        /// <returns></returns>
        public static bool[] GetBooleanArray(byte b)
        {
            bool[] array = new bool[8];
            for (int i = 0; i <= 7; i++)
            { //对于byte的每bit进行判定
                array[i] = (b & 1) == 1;   //判定byte的最后一位是否为1，若为1，则是true；否则是false
                b = (byte)(b >> 1);       //将byte右移一位
            }
            return array;
        }



    }
}