static bool RunReadLoopCmd(string[] args)
{
byte deviceAddress, registerAddress;
uint bytesToTransfer, numLoops;
if (args.Length < 4 || args.Length > 5)
{
Console.ForegroundColor = ConsoleColor.Red;
ConsoleManager.WriteLine("Invalid number of arguments arguments");
Console.ResetColor();
return(false);
}
if (!TryParseByte(args[1], out deviceAddress))
{
Console.ForegroundColor = ConsoleColor.Red;
ConsoleManager.WriteLine("Could not parse device address");
Console.ResetColor();
return(false);
}
if (!uint.TryParse(args[2], out bytesToTransfer))
{
Console.ForegroundColor = ConsoleColor.Red;
ConsoleManager.WriteLine("Could not parse number of bytes to read");
Console.ResetColor();
return(false);
}
if (!uint.TryParse(args[3], out numLoops))
{
Console.ForegroundColor = ConsoleColor.Red;
ConsoleManager.WriteLine("Could not parse number of loops");
Console.ResetColor();
return(false);
}
if (args.Length == 4)
{
for (int i = 0; i < numLoops; i++)
{
if (cmdCancelSource.Token.IsCancellationRequested)
{
return(false);
}
uint bytesTransferred;
FtdiStatus status = channel.Read(deviceAddress, bytesToTransfer, buffer, out bytesTransferred, readOptions | TransferOptions.NoAddress);
if (status != FtdiStatus.Ok)
{
Console.ForegroundColor = ConsoleColor.Red;
ConsoleManager.WriteLine("FTDI Error: " + status);
Console.ResetColor();
return(false);
}
ConsoleManager.WriteLine("Loop " + i + ": " + BitConverter.ToString(buffer, 0, (int)bytesTransferred));
}
}
else if (args.Length == 5)
{
if (!TryParseByte(args[4], out registerAddress))
{
Console.ForegroundColor = ConsoleColor.Red;
ConsoleManager.WriteLine("Could not parse register address");
Console.ResetColor();
return(false);
}
for (int i = 0; i < numLoops; i++)
{
if (cmdCancelSource.Token.IsCancellationRequested)
{
return(false);
}
uint bytesTransferred;
FtdiStatus status = channel.ReadFromRegister(deviceAddress, registerAddress, bytesToTransfer, buffer, out bytesTransferred, writeOptions, readOptions);
if (status != FtdiStatus.Ok)
{
Console.ForegroundColor = ConsoleColor.Red;
ConsoleManager.WriteLine("FTDI Error: " + status);
Console.ResetColor();
return(false);
}
//TODO format output
ConsoleManager.WriteLine("Loop " + i + ": " + BitConverter.ToString(buffer, 0, (int)bytesTransferred));
}
}
return(true);
}
static void Main(string[] args)
{
Console.CancelKeyPress += (s, e) =>
{
if (e.SpecialKey == ConsoleSpecialKey.ControlC)
{
if (cmdCancelSource != null && !cmdCancelSource.IsCancellationRequested)
{
e.Cancel = true;
cmdCancelSource.Cancel();
Console.WriteLine("Cancelled");
}
}
};
//TODO command line args to select channel and config
FtdiStatus status;
uint channels = Channel.GetNumChannels();
if (channels == 0)
{
ConsoleManager.WriteLine("No channels detected");
return;
}
channel = new Channel(0);
if (channel.IsDisposed)
{
ConsoleManager.WriteLine("Error initializing channel");
return;
}
ChannelConfig con = new ChannelConfig(ClockRate.FastMode, 5, 0);
status = channel.Initialize(ref con);
if (status != FtdiStatus.Ok)
{
ConsoleManager.WriteLine("Error Initialize: " + status);
return;
}
ConsoleManager.WriteLine("Initialized channel 0");
//main loop
running = true;
while (running)
{
//write input string, read line
ConsoleManager.Write("MPSSE >");
string line = ConsoleManager.ReadLine();
ConsoleManager.WriteCommand(line);
//Handle user pressing enter without typing anything
if (string.IsNullOrWhiteSpace(line))
{
ConsoleManager.WriteLine("Type h or help to view a list of commands.");
continue;
}
//strip comments
int commentIndex = line.IndexOf('#');
if (commentIndex != -1)
{
line = line.Substring(0, commentIndex);
}
//split into args
string[] lineWords = line.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
//comment-only lines get skipped
if (lineWords.Length == 0)
{
continue;
}
//find the command
Command cmd;
if (!Commands.TryGetValue(lineWords[0], out cmd))
{
ConsoleManager.WriteLine("Unknown command \"" + lineWords[0] + "\".");
continue;
}
//reset cancellation token
cmdCancelSource = new CancellationTokenSource();
//create task to run cmd async
Task cmdRunTask = new Task(() => cmd.Run(lineWords), cmdCancelSource.Token);
//run and wait for the task to complete
cmdRunTask.Start();
cmdRunTask.Wait(Timeout.Infinite);
}
//cleanly exit
channel.Dispose();
}
