75 lines
2.5 KiB
C#
75 lines
2.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace 全自动水压检测仪
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{
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public class DataChange
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{
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/// <summary>
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/// ushort转为float类型
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/// </summary>
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/// <param name="P1"></param>
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/// <param name="P2"></param>
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/// <returns>float型数据</returns>
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public float UshortToFloat(ushort P1, ushort P2)
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{
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int intSign, intSignRest, intExponent, intExponentRest;
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float faResult, faDigit;
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intSign = P1 / 32768;
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intSignRest = P1 % 32768;
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intExponent = intSignRest / 128;
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intExponentRest = intSignRest % 128;
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faDigit = (float)(intExponentRest * 65536 + P2) / 8388608;
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faResult = (float)Math.Pow(-1, intSign) * (float)Math.Pow(2, intExponent - 127) * (faDigit + 1);
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return faResult;
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}
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/// <summary>
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/// ushort转为int类型
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/// </summary>
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/// <param name="u1"></param>
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/// <param name="u2"></param>
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/// <returns>返回int型数据</returns>
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public int UshortToInt1(ushort u1, ushort u2)
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{
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ushort[] maidong = new ushort[2] { u1, u2 };
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byte[] bytes = new byte[maidong.Length * 2];
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Buffer.BlockCopy(maidong, 0, bytes, 0, bytes.Length);
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int result = BitConverter.ToInt32(bytes, 0);
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// 将字节数组转换为32位无符号整数
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return result;
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}
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/// <summary>
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/// Float转为Ushort数组发送
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/// </summary>
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/// <param name="value"></param>
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/// <returns>返回ushort数组</returns>
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public ushort[] SplitFloatToUShortArray(float value)
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{
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byte[] floatBytes = BitConverter.GetBytes(value);
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ushort[] ushortArray = new ushort[floatBytes.Length / 2];
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for (int i = 0, j = 0; i < floatBytes.Length; i += 2, j++)
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{
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ushortArray[j] = BitConverter.ToUInt16(floatBytes, i);
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}
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return ushortArray;
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}
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/// <summary>
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/// Int转为ushort数组发送
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/// </summary>
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/// <param name="res"></param>
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/// <returns>返回ushort数组</returns>
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public ushort[] intToushorts(int res)
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{
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ushort ust1 = (ushort)(res >> 16);
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ushort ust2 = (ushort)res;
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return new ushort[] { ust2, ust1 };
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}
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}
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}
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