public static void Main()
{
//Check if the FlashHelper and FlashUpdater are available
if (!File.Exists("FlashHelper.exe") || (!File.Exists("FlashReboot.exe")))
{
//Show message
MessageBox.Show("The FlashHelper.exe or the FlashReboot.exe is missing!\n" +
"Please copy those two files to the same folder than the updater.",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
//End program execution
return;
}
//Check if we can get the version file
if (CheckVersionFile())
{
//Delete old local file if new one downloaded
if (File.Exists("Versions.dat") && File.Exists("Versions_new.dat"))
{
File.Delete("Versions.dat");
}
//Rename the new file to use ist
if (File.Exists("Versions_new.dat"))
{
File.Move("Versions_new.dat", "Versions.dat");
}
//Start the updater
UpdaterLogic.Start();
}
//If no version file is available, show message and end program
else
{
MessageBox.Show("Unable to download version file and no old copy found, exit!\n" +
"Please connect to the internet and try again.",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/* Load a firmware from file */
private void LoadButton_Click(object sender, EventArgs e)
{
UpdaterLogic.LoadFirmware();
}
/* Exit the program */
private void ExitButton_Click(object sender, EventArgs e)
{
UpdaterLogic.Exit();
}
/* Start the flash procedure */
private void FlashButton_Click(object sender, EventArgs e)
{
UpdaterLogic.StartFlash();
}
/* Connect to the DIY-Thermocam V1 / V2 */
private void ConnectButton_Click(object sender, EventArgs e)
{
UpdaterLogic.Connect();
}
/* Flash procedure, that runs in the thread */
private void FlashProcedure()
{
//Extract versions from file
UpdaterLogic.ExtractVersions();
//Loop forever
while (true)
{
//As long as the user did not start the flash, wait
if (!UpdaterLogic.FlashStarted)
{
continue;
}
//If there is no active connection, show warning to turn the device on
if (!UpdaterLogic.Connected)
{
UpdaterLogic.GUI.ShowMessageBox("Turn the device on and connect it to the PC\n" +
"It should be put into program mode automatically after you press OK.\n" +
"If this does not work, open the backside of the enclosure and\n" +
"short the P & G pins on the Teensy or the program jumper (V2 only)\n" +
"for about one second with a screwdriver, the flash should start then.",
"Important infos", MessageBoxIcon.Exclamation);
}
//User wants to start the flash, show warning with active connection
else
{
UpdaterLogic.GUI.ShowMessageBox("The flash procedure does start now.\n" +
"Do not close the program or disconnect the device!", "Important infos", MessageBoxIcon.Exclamation);
}
//Close serial connection if still active
if (UpdaterLogic.Serial.CheckConnection())
{
UpdaterLogic.Serial.CloseConnection();
}
//Trigger a software reboot and put the MCU into programmer mode
Process flashReboot = new Process {
StartInfo = { FileName = "FlashReboot.exe" }
};
flashReboot.Start();
//Wait until the reboot is done
flashReboot.WaitForExit();
//Change the status of the UI during the flash
MethodInvoker mi;
//Repeat until the flash has been completed
while (true)
{
//Create the argument for the flash helper
string arg;
//DIY-Thermocam V2
if (UpdaterLogic.HardwareVersion == 2)
{
arg = "-mmcu=mk66fx1m0 -v -w " + UpdaterLogic.Filepath;
}
//DIY-Thermocam V1
else
{
arg = "-mmcu=mk20dx256 -v -w " + UpdaterLogic.Filepath;
}
//Teensy flash helper process with corresponding arguments
Process flashHelper = new Process
{
StartInfo =
{
FileName = "FlashHelper.exe",
Arguments = arg,
RedirectStandardOutput = true,
RedirectStandardError = true,
RedirectStandardInput = true,
UseShellExecute = false,
CreateNoWindow = true
}
};
//Redirect messages
flashHelper.ErrorDataReceived += FlashErrorHandler;
flashHelper.OutputDataReceived += FlashDataHandler;
flashHelper.EnableRaisingEvents = true;
//Start process
flashHelper.Start();
flashHelper.BeginOutputReadLine();
flashHelper.BeginErrorReadLine();
//As long as the process has not exited
while (!flashHelper.HasExited)
{
//Update flash info during programming
mi = delegate
{
//Wait for device
if (UpdaterLogic.FlashCounter == 0)
{
//Disable flash button
UpdaterLogic.GUI.FlashButton.Enabled = false;
UpdaterLogic.GUI.FlashButton.BackColor = Color.DimGray;
UpdaterLogic.GUI.FlashButton.Update();
//Show waiting for device
UpdaterLogic.GUI.FlashInfo.Text = "Waiting for device...";
UpdaterLogic.GUI.FlashInfo.Update();
}
//Program devices
else
{
//Calculate percentage
byte percentage = (byte)((UpdaterLogic.FlashCounter / (flashSize / 1024.0)) * 100.0);
//Show programming status
UpdaterLogic.GUI.FlashInfo.Text = "Programming... (" + percentage + "%)";
UpdaterLogic.GUI.FlashInfo.Update();
}
};
UpdaterLogic.GUI.Invoke(mi);
}
//Error during transmission, try again
if (finished == false)
{
//Show error message if not start problems
if (UpdaterLogic.FlashCounter > 4)
{
UpdaterLogic.GUI.ShowMessageBox("There was a critical error during the flash procedure.\n" +
"Open the backside of the enclosure and short the two pins\n" +
"P & G or the program jumper (V2 only) for about a second.\n" +
"This puts the device in update mode, so the flash could start again.",
"Flash Error", MessageBoxIcon.Exclamation);
}
//Reset flash coutner and try again
UpdaterLogic.FlashCounter = 0;
}
//Transmission worked, continue
else
{
break;
}
}
//Restore UI
mi = UpdaterLogic.GUI.RestoreUI;
UpdaterLogic.GUI.Invoke(mi);
//Reset file path
UpdaterLogic.Filepath = "";
//Update status
finished = false;
UpdaterLogic.FlashStarted = false;
}
}
