/// <summary>
/// Add CRC checkbox changed
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void addCRCcbx_CheckedChanged(object sender, EventArgs e)
{
String sendText = sendtbx.Text;
if (sendText == null || sendText == "")
{
addCRCcbx.Checked = false;
return;
}
if (addCRCcbx.Checked)
{
//Add 2 bytes CRC to the end of the data
Byte[] senddata = IController.Hex2Bytes(sendText);
Byte[] crcbytes = BitConverter.GetBytes(CRC16.Compute(senddata));
sendText += "-" + BitConverter.ToString(crcbytes, 1, 1);
sendText += "-" + BitConverter.ToString(crcbytes, 0, 1);
}
else
{
//Delete 2 bytes CRC to the end of the data
if (sendText.Length >= 6)
{
sendText = sendText.Substring(0, sendText.Length - 6);
}
}
sendtbx.Text = sendText;
}
/// <summary>
/// Send data
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void sendbtn_Click(object sender, EventArgs e)
{
String sendText = sendtbx.Text;
bool flag = false;
if (sendText == null)
{
return;
}
//set select index to the end
sendtbx.SelectionStart = sendtbx.TextLength;
if (sendHexRadiobtn.Checked)
{
//If hex radio checked
//send bytes to serial port
Byte[] bytes = IController.Hex2Bytes(sendText);
sendbtn.Enabled = false;//wait return
flag = controller.SendDataToCom(bytes);
sendbtn.Enabled = true;
sendBytesCount += bytes.Length;
}
else
{
//send String to serial port
sendbtn.Enabled = false;//wait return
flag = controller.SendDataToCom(sendText);
sendbtn.Enabled = true;
sendBytesCount += sendText.Length;
}
if (flag)
{
statuslabel.Text = "Send OK !";
}
else
{
statuslabel.Text = "Send failed !";
}
//update status bar
toolStripStatusTx.Text = "Sent: " + sendBytesCount.ToString();
}
