protected virtual void ConnectToPort(object obj)
{
if (IsConnected || SerialPort.GetPortNames().All(x => x != SelectedPort))
{
COMPort.Close();
}
else
{
DataIndex = 0;
DataValid = false;
COMPort.PortName = SelectedPort;
COMPort.BaudRate = 115200;
COMPort.DataBits = 8;
COMPort.StopBits = StopBits.One;
COMPort.Handshake = Handshake.None;
COMPort.Parity = Parity.None;
try {
COMPort.Open();
} catch (Exception ex) {
Console.WriteLine($@"Error opening port: {ex.Message}");
}
DataLastUpdateTime = DateTime.UtcNow;
}
OnPropertyChanged(nameof(ComboIsEnabled));
OnPropertyChanged(nameof(IsConnected));
OnPropertyChanged(nameof(ConnectText));
OnPropertyChanged(nameof(ConnectIsEnabled));
}
private void btnWrite_Click(object sender, EventArgs e)
{
byte[] buff = new byte[41];
buff[0] = 0xaa;
buff[1] = 0x57; // W
buff[2] = Convert.ToByte(chkPPMA.Checked);
buff[3] = (byte)(cbFrameA.SelectedIndex + 4);
buff[4] = (byte)(cbChannelsA.SelectedIndex + 1);
buff[5] = (byte)(cbChA1.SelectedIndex);
buff[6] = (byte)(cbChA2.SelectedIndex);
buff[7] = (byte)(cbChA3.SelectedIndex);
buff[8] = (byte)(cbChA4.SelectedIndex);
buff[9] = (byte)(cbChA5.SelectedIndex);
buff[10] = (byte)(cbChA6.SelectedIndex);
buff[11] = (byte)(cbChA7.SelectedIndex);
buff[12] = (byte)(cbChA8.SelectedIndex);
buff[13] = (byte)(cbChA9.SelectedIndex);
buff[14] = (byte)(cbChA10.SelectedIndex);
buff[15] = (byte)(cbChA11.SelectedIndex);
buff[16] = (byte)(cbChA12.SelectedIndex);
buff[17] = (byte)(cbChA13.SelectedIndex);
buff[18] = (byte)(cbChA14.SelectedIndex);
buff[19] = (byte)(cbChA15.SelectedIndex);
buff[20] = (byte)(cbChA16.SelectedIndex);
buff[21] = Convert.ToByte(chkPPMB.Checked);
buff[22] = (byte)(cbFrameB.SelectedIndex + 4);
buff[23] = (byte)(cbChannelsB.SelectedIndex + 1);
buff[24] = (byte)(cbChB1.SelectedIndex);
buff[25] = (byte)(cbChB2.SelectedIndex);
buff[26] = (byte)(cbChB3.SelectedIndex);
buff[27] = (byte)(cbChB4.SelectedIndex);
buff[28] = (byte)(cbChB5.SelectedIndex);
buff[29] = (byte)(cbChB6.SelectedIndex);
buff[30] = (byte)(cbChB7.SelectedIndex);
buff[31] = (byte)(cbChB8.SelectedIndex);
buff[32] = (byte)(cbChB9.SelectedIndex);
buff[33] = (byte)(cbChB10.SelectedIndex);
buff[34] = (byte)(cbChB11.SelectedIndex);
buff[35] = (byte)(cbChB12.SelectedIndex);
buff[36] = (byte)(cbChB13.SelectedIndex);
buff[37] = (byte)(cbChB14.SelectedIndex);
buff[38] = (byte)(cbChB15.SelectedIndex);
buff[39] = (byte)(cbChB16.SelectedIndex);
buff[40] = 0x5d;
COMPort.Open();
COMPort.Write(buff, 0, 41);
COMPort.Close();
}
public static void ThreadWriteProcess()
{
COMPort cp = new COMPort("COM1");
cp.Open();
for (int i = 0; i < 100; i++)
{
Thread.Sleep(100);
cp.setBuffer(System.Text.Encoding.ASCII.GetBytes("hello world"));
cp.Write();
}
cp.Close();
}
public static void ThreadReadProcess()
{
COMPort cp = new COMPort("COM2");
cp.Open();
while (true)
{
Thread.Sleep(100);
if (cp.Read() > 0)
{
Console.WriteLine(System.Text.Encoding.ASCII.GetString(cp.getBuffer()));
}
}
}
private void button1_Click(object sender, EventArgs e)
{
if (button1.Text == "打开串口")
{
if (comboBoxBaudRate.SelectedIndex == 1)
{
COMPort.BaudRate = 115200;
}
else
{
COMPort.BaudRate = 9600;
}
try
{
COMPort.PortName = comboBoxCOM.Text;
COMPort.Open();
}
catch (ArgumentException exc)
{
MessageBox.Show(exc.Message);
return;
}
if (COMPort.IsOpen)
{
MessageBox.Show("打开成功");
string s = "SGT_Debuger Online";
byte[] buf = Encoding.ASCII.GetBytes(s);
COMPort.Write(buf, 0, s.Length);
button1.Text = "关闭串口";
}
else
{
MessageBox.Show("存在问题");
}
}
else
{
string s = "SGT_Debuger Offline";
byte[] buf = Encoding.ASCII.GetBytes(s);
COMPort.Write(buf, 0, s.Length);
COMPort.Close();
button1.Text = "打开串口";
}
}
private void button1_Click(object sender, EventArgs e)
{
if (comboBoxBaudRate.SelectedIndex == 1)
{
COMPort.BaudRate = 115200;
}
else
{
COMPort.BaudRate = 9600;
}
try
{
COMPort.PortName = comboBoxCOM.Text;
COMPort.Open();
}
catch (ArgumentException exc)
{
MessageBox.Show(exc.Message);
return;
}
button1.Text = "连接成功";
}
private void btnRead_Click(object sender, EventArgs e)
{
byte[] buff = new byte[41];
buff[0] = 0xaa;
buff[1] = 0x52; // R
for (int i = 2; i < 40; i++)
{
buff[i] = 0;
}
buff[40] = 0x5d;
COMPort.Open();
COMPort.Write(buff, 0, 41);
int cnt = 0;
while (cnt < 40)
{
if (COMPort.BytesToRead > 40)
{
cnt = COMPort.Read(buff, 0, 41);
}
}
COMPort.Close();
chkPPMA.Checked = (buff[2] == 1);
if (buff[3] - 4 < 7)
{
cbFrameA.SelectedIndex = buff[3] - 4;
}
if (buff[4] - 1 < 16)
{
cbChannelsA.SelectedIndex = buff[4] - 1;
}
if (buff[5] < 17)
{
cbChA1.SelectedIndex = buff[5];
}
if (buff[6] < 17)
{
cbChA2.SelectedIndex = buff[6];
}
if (buff[7] < 17)
{
cbChA3.SelectedIndex = buff[7];
}
if (buff[8] < 17)
{
cbChA4.SelectedIndex = buff[8];
}
if (buff[9] < 17)
{
cbChA5.SelectedIndex = buff[9];
}
if (buff[10] < 17)
{
cbChA6.SelectedIndex = buff[10];
}
if (buff[11] < 17)
{
cbChA7.SelectedIndex = buff[11];
}
if (buff[12] < 17)
{
cbChA8.SelectedIndex = buff[12];
}
if (buff[13] < 17)
{
cbChA9.SelectedIndex = buff[13];
}
if (buff[14] < 17)
{
cbChA10.SelectedIndex = buff[14];
}
if (buff[15] < 17)
{
cbChA11.SelectedIndex = buff[15];
}
if (buff[16] < 17)
{
cbChA12.SelectedIndex = buff[16];
}
if (buff[17] < 17)
{
cbChA13.SelectedIndex = buff[17];
}
if (buff[18] < 17)
{
cbChA14.SelectedIndex = buff[18];
}
if (buff[19] < 17)
{
cbChA15.SelectedIndex = buff[19];
}
if (buff[20] < 17)
{
cbChA16.SelectedIndex = buff[20];
}
chkPPMB.Checked = (buff[21] == 1);
if (buff[22] - 4 < 7)
{
cbFrameB.SelectedIndex = buff[22] - 4;
}
if (buff[23] - 1 < 16)
{
cbChannelsB.SelectedIndex = buff[23] - 1;
}
if (buff[24] < 17)
{
cbChB1.SelectedIndex = buff[24];
}
if (buff[25] < 17)
{
cbChB2.SelectedIndex = buff[25];
}
if (buff[26] < 17)
{
cbChB3.SelectedIndex = buff[26];
}
if (buff[27] < 17)
{
cbChB4.SelectedIndex = buff[27];
}
if (buff[28] < 17)
{
cbChB5.SelectedIndex = buff[28];
}
if (buff[29] < 17)
{
cbChB6.SelectedIndex = buff[29];
}
if (buff[30] < 17)
{
cbChB7.SelectedIndex = buff[30];
}
if (buff[31] < 17)
{
cbChB8.SelectedIndex = buff[31];
}
if (buff[32] < 17)
{
cbChB9.SelectedIndex = buff[32];
}
if (buff[33] < 17)
{
cbChB10.SelectedIndex = buff[33];
}
if (buff[34] < 17)
{
cbChB11.SelectedIndex = buff[34];
}
if (buff[35] < 17)
{
cbChB12.SelectedIndex = buff[35];
}
if (buff[36] < 17)
{
cbChB13.SelectedIndex = buff[36];
}
if (buff[37] < 17)
{
cbChB14.SelectedIndex = buff[37];
}
if (buff[38] < 17)
{
cbChB15.SelectedIndex = buff[38];
}
if (buff[39] < 17)
{
cbChB16.SelectedIndex = buff[39];
}
}