近期准备做一个上位机采集传感器的数据 使用串口进行通信
翻看vs的说明文档 看到有关serialport的部分 特此记录
后续仍有不懂的地方 再行记录
此处放上关于串口中关于数据接受事件的例子 https://docs.microsoft.com/en-us/dotnet/api/system.io.ports.serialport.datareceived?view=dotnet-plat-ext-3.1
有关事件的使用，还是不太明白 翻看了一个帖子
https://www.cnblogs.com/gq0324/p/8177799.html
前段时间做了一个处理数据的小程序 处理坐标的偏差 记录一下
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.IO;
using System.Text.RegularExpressions;
namespace 读取文本并处理数据
{
class Program
{
static void Main(string[] args)
{
//声明全局变量
string path = @"C:UsersAdministratorDesktop1.txt";
string[] lines = ReadTxt(path);
int lenth = lines.Length;
double[] doubleArr = new double[99];
double[] doubleArr1 = new double[99];
double[] doubleArr2 = new double[99];
Console.WriteLine(lenth);
Console.WriteLine(lines[2]);
//按空格分割字符串
string[] arr = Regex.Split(lines[0], "\s+", RegexOptions.IgnoreCase);
Console.WriteLine(arr[1]);
//for循环分割所有行
for (int i = 0; i < 34; i++)
{
string[] splitarr = StringSplit(lines[i]);
//Console.WriteLine (splitarr [0]+" "+ splitarr [1]+" "+splitarr [2]);
//添加字符串进数组
string[] arr3 = new string[3] { splitarr[0], splitarr[1], splitarr[2] };
double value1 = TransStrToDb(splitarr[0]);
double value2 = TransStrToDb(splitarr[1]);
double value3 = TransStrToDb(splitarr[2]);
//将元素添加进数组
doubleArr[i] = value1;
doubleArr1[i] = value2;
doubleArr2[i] = value3;
/*
//遍历数组
foreach (var item in doubleArr)
Console.WriteLine(item);
*/
//打印数组
Console.Write("第{0}行 ", i);
Console.WriteLine(doubleArr[i] + " " + doubleArr1[i] + " " + doubleArr2[i]);
}
double avr1 = Average(doubleArr);
double avr11 = Average1(doubleArr);
double avr12 = Average2(doubleArr);
double avr2 = Average(doubleArr1);
double avr3 = Average(doubleArr2);
Console.WriteLine("平均数" + avr1);
Console.WriteLine("平均数" + avr2);
Console.WriteLine("平均数" + avr3);
//求偏差
double p1 = Calculate(avr1, avr2, avr3, doubleArr[0], doubleArr1[0], doubleArr2[0]);
Console.WriteLine("偏差 " + p1);
//后续太懒就只测试一个就行了
}
//方法 读取文本 返回字符串数组
private static string[] ReadTxt(string path)
{
string[] lines = File.ReadAllLines(path);
return lines;
}
//方法 将字符串转换成double
private static double TransStrToDb(string s)
{
double value = double .Parse (s );
return value;
}
//方法 将行字符串分割
private static string[] StringSplit(string s)
{
string[] splitarr = Regex.Split(s, "\s+", RegexOptions.IgnoreCase);
return splitarr;
}
//计算公式
private static double Calculate(double avgX,
double avgY,
double avgZ,
double xi,
double yi,
double zi)
{
//p= √((x-x1)²+(z-z1)²+(y-y1)²)
double p = Math .Sqrt (Math.Pow ((avgX -xi ),2)+Math .Pow ((avgY -yi),2)+Math .Pow ((avgZ -zi ),2));
return p;
}
private static double Average(double [] d)
{
double avr = 0;
double sum = d[3];
int i = 3;
while (i < 28 )
{
sum = sum + d[i + 3];
i = i + 3;
}
avr = sum / 10;
return avr;
}
private static double Average1(double[] d)
{
double avr = 0;
double sum = d[4];
int i = 4;
while (i < 29)
{
sum = sum + d[i + 3];
i = i + 3;
}
avr = sum / 10;
return avr;
}
private static double Average2(double[] d)
{
double avr = 0;
double sum = d[5];
int i = 5;
while (i < 30)
{
sum = sum + d[i + 3];
i = i + 3;
}
avr = sum / 10;
return avr;
}
}
}