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嗨，大家好，我需要你們對我的項目的幫助。我在C＃程序中有2個文本框（類型字符串），我需要使用Serial.Port將這些數字發送給Arduino。到目前爲止，我必須將其中一個值發送給arduino，但如果輸入「1200」arduino並顯示：1,2,0,0我需要「1200」，則效果不佳。我如何從C＃發送2個值到Arduino？ arduino如何讀取這些值（x和y）？從C＃到Arduino使用Serial.Port
C＃
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO.Ports; // necessário para ter acesso as portas
namespace interfaceArduinoVS2013
{
public partial class Form1 : Form
{
string RxString;
public Form1()
{
InitializeComponent();
timerCOM.Enabled = true;
}
private void atualizaListaCOMs()
{
int i;
bool quantDiferente; //If there are more ports
i = 0;
quantDiferente = false;
//if there are new ports
if (comboBox1.Items.Count == SerialPort.GetPortNames().Length)
{
foreach (string s in SerialPort.GetPortNames())
{
if (comboBox1.Items[i++].Equals(s) == false)
{
quantDiferente = true;
}
}
}
else
{
quantDiferente = true;
}
//it was't detected difference
if (quantDiferente == false)
{
return;
}
//clean comboBox
comboBox1.Items.Clear();
//add all the COMs in the list
foreach (string s in SerialPort.GetPortNames())
{
comboBox1.Items.Add(s);
}
//select the first position
comboBox1.SelectedIndex = 0;
}
private void timerCOM_Tick(object sender, EventArgs e)
{
atualizaListaCOMs();
}
private void btConectar_Click(object sender, EventArgs e)
{
if (serialPort1.IsOpen == false)
{
try
{
serialPort1.PortName = comboBox1.Items[comboBox1.SelectedIndex].ToString();
serialPort1.Open();
}
catch
{
return;
}
if (serialPort1.IsOpen)
{
btConectar.Text = "Desconectar";
comboBox1.Enabled = false;
}
}
else
{
try
{
serialPort1.Close();
comboBox1.Enabled = true;
btConectar.Text = "Conectar";
}
catch
{
return;
}
}
}
private void Form1_FormClosed(object sender, FormClosedEventArgs e)
{
if(serialPort1.IsOpen == true) // if the port is open
serialPort1.Close(); //close
}
private void btEnviar_Click(object sender, EventArgs e)
{
if(serialPort1.IsOpen == true) //porta está aberta
serialPort1.Write(textBoxX.Text); //send the text from textboxX
serialPort1.Write(textBoxY.Text);
}
private void serialPort1_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
RxString = serialPort1.ReadExisting(); //read data from serial
this.Invoke(new EventHandler(trataDadoRecebido));
}
private void trataDadoRecebido(object sender, EventArgs e)
{
textBoxReceber.AppendText(RxString);
}
private void Form1_Load(object sender, EventArgs e)
{
}
}
}
Arduino的腳本
void setup()
{
Serial.begin(9600);
}
void loop()
{
if(Serial.available())
{
char c = Serial.read();
Serial.println(c);
}
}