mysendb()
{
string temps=delspace(t_send.Text);
byte[] tempb=new byte[50];
int j=0;
for(int i=0;i<temps.Length;i=i+2,j++)
tempb[j]=Convert.ToByte(temps.Substring(i,2),16);
byte[] send=new byte[j];
Array.Copy(tempb,send,j);
return send;
}
//清空按钮
private void button3_Click(object sender, System.EventArgs e)
{
t_send.Text=string.Empty;
msg.Text=string.Empty;
}
//参数设置
private void button2_Click(object sender, System.EventArgs e)
{
iPort=Convert.ToInt16(t_port.Text); //1,2,3,4
iRate=Convert.ToInt16(t_rate.Text); //1200,2400,4800,9600
bSize=Convert.ToByte(t_bytesize.Text,10); //8 bits
bParity=Convert.ToByte(t_parity.Text,10); // 0-4=no,odd,even,mark,space
bStopBits=Convert.ToByte(t_stopbyte.Text,10); // 0,1,2 = 1, 1.5, 2
//iTimeout=3;
if(this.OpenCom())
msg.AppendText("串口初始化成功……\r\n");
else
msg.AppendText("串口初始化失败！\r\n");
}
//程序关闭，结束串口
private void Form1_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
mycom1.Close();
}
private void button5_Click(object sender, System.EventArgs e)
{
if(mycom1.Opened)
{
mycom1.Close();
button5.Text="开启串口";
msg.AppendText("\r\n串口被关闭……");
}
else
{
mycom1.Open();
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