public void CanSerializeHeader()
{
ComFileHeader header = new ComFileHeader(LoadAddress, ObjectSize);
byte[] data = header.ToBytes();
Assert.AreEqual(ComFileHeader.HEADER_SIZE, Marshal.SizeOf(typeof(ComFileHeader)), "COM header size should be 10");
CollectionAssert.AreEqual(comFileHeaderBuffer, data);
}
public void CanDeserializeHeader()
{
ComFileHeader header = ComFileHeader.FromBytes(comFileHeaderBuffer);
Assert.AreEqual(0x80, header.MagicBytes[0]);
Assert.AreEqual(0x08, header.MagicBytes[1]);
Assert.AreEqual(0x0200, header.LoadAddress);
Assert.AreEqual(0x12D1, header.ObjectSize);
Assert.AreEqual("BS93", Encoding.ASCII.GetString(header.Bs93Signature));
}
public void CanInitializeHeader()
{
ushort address = 0x0200;
ushort size = 0x12D1;
ComFileHeader header = new ComFileHeader(address, size);
Assert.AreEqual(address, header.LoadAddress);
Assert.AreEqual(size, header.ObjectSize);
}
public void UploadComFile(string portName, byte[] file, int baudRate = 62500)
{
ComFileHeader header = ComFileHeader.FromBytes(file);
//if (!header.Verify())
//{
// Console.WriteLine("Invalid Lynx Com file");
//}
UploadCore(portName, header, file, ComFileHeader.HEADER_SIZE,
file.Length - ComFileHeader.HEADER_SIZE, baudRate);
}
protected void UploadCore(string portName, ComFileHeader header, byte[] program, int offset, int count, int baudRate)
{
UploadDebugMessage message = new UploadDebugMessage(header.LoadAddress, header.ObjectSize);
using (SerialPort port = new SerialPort(portName, baudRate, Parity.Even, 8, StopBits.One))
{
port.WriteTimeout = WRITE_TIMEOUT;
port.Handshake = Handshake.None;
if (!port.TryOpen())
{
return;
}
// Write command
byte[] messageBytes = message.ToBytes();
port.Write(messageBytes, 0, messageBytes.Length);
int bytesSent = 0;
while (bytesSent < header.ObjectSize)
{
// Send single chunk
int chunkSize = Math.Min(header.ObjectSize - bytesSent, WRITE_CHUNKSIZE);
port.Write(program, offset + bytesSent, chunkSize);
bytesSent += chunkSize;
// Report progress
int percentage = (bytesSent * 100) / header.ObjectSize;
ProgressChanged?.Invoke(this, new ProgressChangedEventArgs(percentage, chunkSize));
}
if (port.IsOpen)
{
port.Close();
}
}
}
