private void sp_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
System.Threading.Thread.Sleep(100); //延时 100ms 等待接收完数据
//this.Invoke 就是跨线程访问 ui 的方法，也是本文的范例
// invoke匿名委托
this.Invoke((EventHandler) delegate
{
if (isHex == false)
{
if (sp.BytesToRead > 0)
{
tbxRecvData.Text = "";
tbxRecvData.Text += sp.ReadLine();
}
}
else
{
Byte[] ReceivedData = new Byte[sp.BytesToRead]; //创建接收字节数组
sp.Read(ReceivedData, 0, ReceivedData.Length); //读取所接收到的数据
UartProtocol up = new UartProtocol();
up.revNewData(ReceivedData);
if (up.isFinished())
{
byte[] temp = up.packageData();
String RecvDataText = null;
for (int i = 0; i < temp.Length; i++)
{
RecvDataText += ("0x" + temp[i].ToString("X2") + " ");// X 十六进制 2每次两位数
}
tbxRecvData.Text = "";
tbxRecvData.Text += RecvDataText;
}
}
sp.DiscardInBuffer();//丢弃接收缓冲区数据
});
}
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new Form1());
// 模拟数据包
#if false
byte[] a1 = { 0xA7, 0xB8, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd0, 0x01, 0x01 };
byte[] a2 = { 0x01, 0x02, 0x03, 0x04 };
byte[] a3 = { 0xA7, 0xB8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0d, 0x01, 0x01 };
byte[] a4 = { 0x00, 0x00, 0x05, 0x01, 0x01 };
UartProtocol up = new UartProtocol();
byte[] b = null;
up.revNewData(a1);
while (!up.isFinished())
{
up.revNewData(a2);
}
b = up.packageData();
#endif
}