Question

c#中如何向串口写入和接收字符串

Answer 1

用对象吧！

Answer 2

w2

追问

private void button2_Click(object sender, EventArgs e)
{string str;
str = richTextBox1.Text;
LCDserialPort.Write(str）;}
private void LCDserialPort_DataRecieved(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
{ richTextBox2.Text = "I get " + LCDserialPort.ReadExisting();}这个代码对吗？

追答

对不对你输进去就知道了啊