/// <summary>
/// Sends a commmand and returns without receiving a response
/// </summary>
/// <param name="command"></param>
/// <param name="arguments"></param>
/// <returns></returns>
public void SendCommandSilent(JappCommand command, params byte[] arguments)
{
try
{
if (arguments.Count() > 0)
{
//
// make sure the command is not too big
//
Debug.Assert(arguments.Count() <= 0xFFU - 0x2U);
//
// prepare the command
//
byte[] cmd = new byte[arguments.Count() + 2];
cmd[0] = (byte)((int)command);
cmd[1] = (byte)arguments.Count();
for (int i = 0; i < arguments.Count(); i++)
{
cmd[i + 2] = arguments[i];
}
//
// send the command
//
this.serialPort.Write(cmd, 0, cmd.Count());
//for (int i = 0; i < cmd.Count(); i++)
// this.serialPort.Write(new byte[] { cmd[i] }, 0, 1);
}
else
{
//
// send the command without arguments
//
this.serialPort.Write(new byte[] { (byte)((int)command) }, 0, 1);
}
}
catch (TimeoutException)
{
throw new CommTimeoutException();
}
catch (ThreadAbortException)
{
throw;
}
catch (Exception ex)
{
throw new CommException(ex);
}
finally
{
}
}
/// <summary>
/// Sends a command with arguments to the programmer.
/// </summary>
/// <param name="command">The command to send.</param>
/// <param name="arguments">The command argumments or data.</param>
/// <returns></returns>
public CommResponse SendCommand(JappCommand command, params byte[] arguments)
{
byte len;
CommResponse response = new CommResponse();
try
{
if (arguments.Count() > 0)
{
//
// make sure the command is not too big
//
Debug.Assert(arguments.Count() <= 0xFFU - 0x2U);
//
// prepare the command
//
byte[] cmd = new byte[arguments.Count() + 2];
cmd[0] = (byte)((int)command);
cmd[1] = (byte)arguments.Count();
for (int i = 0; i < arguments.Count(); i++)
{
cmd[i + 2] = arguments[i];
}
//
// discard input buffer
//
//this.serialPort.DiscardInBuffer();
//
// send the command
//
this.serialPort.Write(cmd, 0, cmd.Count());
//for (int i = 0; i < cmd.Count(); i++)
// this.serialPort.Write(new byte[] { cmd[i] }, 0, 1);
}
else
{
//
// send the command without arguments
//
this.serialPort.Write(new byte[] { (byte)((int)command) }, 0, 1);
}
//Thread.Sleep(1);
//
// wait for the response
//
while (this.serialPort.BytesToRead == 0)
{
;
}
response.Response = (JappResponse)this.serialPort.ReadByte();
//
// get the 2nd byte of the response. This byte indicates the length
// of the rest of the message so we also initialize response.Data to
// an array of this length
//
len = (byte)this.serialPort.ReadByte();
response.Data = new byte[len];
//
// if there's any data in the response then copy it to the
// Data array
//
for (int i = 0; i < len; i++)
{
while (this.serialPort.BytesToRead == 0)
{
; // spin cpu until we got bytes to read
}
response.Data[i] = (byte)this.serialPort.ReadByte();
}
//
// discard any data left in buffer
//
this.serialPort.DiscardInBuffer();
}
catch (TimeoutException)
{
throw new CommTimeoutException();
}
catch (ThreadAbortException)
{
throw;
}
catch (Exception ex)
{
throw new CommException(ex);
}
finally
{
}
//
// return the response
//
return(response);
}
/// <summary>
/// Sends a command to the programmer.
/// </summary>
/// <param name="command">The command to send.</param>
/// <returns></returns>
public CommResponse SendCommand(JappCommand command)
{
return(this.SendCommand(command, new byte[] { }));
}
