public void WriteSram(int pageAddr, byte[] data)
{
if ((pageAddr % 1) != 0)
{
throw new ArgumentException("pageAddr must be word aligned");
}
StxEtxMemoryStream stream = new StxEtxMemoryStream();
int addr = pageAddr / 2;
stream.StartPacket();
stream.WriteByte((byte)Commands.SetAddr);
WriteIntBe(stream, addr);
stream.EndPacket();
stream.StartPacket();
stream.WriteByte((byte)Commands.SramWrite);
stream.Write(data, 0, data.Length);
stream.EndPacket();
byte[] bytes = stream.GetBytes();
uint bytesWritten = 0;
FT_STATUS status = _Ftdi.Write(bytes, bytes.Length, ref bytesWritten);
if (status != FT_STATUS.FT_OK)
{
throw new Exception("Error writing data (WriteSram)");
}
if (bytesWritten != bytes.Length)
{
throw new Exception("Wrong number of bytes written (WriteSram)");
}
_PendingAck++;
}
public void EraseSector(int sectorAddr)
{
Console.WriteLine(String.Format("Erase sector: 0x{0:X8}", sectorAddr));
StxEtxMemoryStream stream = new StxEtxMemoryStream();
int addr = sectorAddr / 4;
stream.StartPacket();
stream.WriteByte((byte)Commands.SetAddr);
WriteIntBe(stream, addr);
stream.EndPacket();
stream.StartPacket();
stream.WriteByte((byte)Commands.FlashErase);
stream.EndPacket();
byte[] bytes = stream.GetBytes();
uint bytesWritten = 0;
FT_STATUS status = _Ftdi.Write(bytes, bytes.Length, ref bytesWritten);
if (status != FT_STATUS.FT_OK)
{
throw new Exception("Error writing data (EraseSector)");
}
if (bytesWritten != bytes.Length)
{
throw new Exception("Wrong number of bytes written (EraseSector)");
}
_PendingAck++;
}
public void SetFlashSelect(FlashType flashType)
{
byte flashSel;
if (flashType == FlashType.Rom)
{
flashSel = 0;
}
else
{
flashSel = 1;
}
Console.WriteLine(String.Format("Set FlashSel: {0}", flashSel));
StxEtxMemoryStream stream = new StxEtxMemoryStream();
stream.StartPacket();
stream.WriteByte((byte)Commands.FlashSelect);
stream.WriteByte(flashSel);
stream.EndPacket();
byte[] bytes = stream.GetBytes();
uint bytesWritten = 0;
FT_STATUS status = _Ftdi.Write(bytes, bytes.Length, ref bytesWritten);
if (status != FT_STATUS.FT_OK)
{
throw new Exception("Error writing data (SetFlashSelect)");
}
if (bytesWritten != bytes.Length)
{
throw new Exception("Wrong number of bytes written (SetFlashSelect)");
}
}
private void WriteIntBe(StxEtxMemoryStream stream, int value)
{
stream.WriteByte((byte)(value >> 24));
stream.WriteByte((byte)(value >> 16));
stream.WriteByte((byte)(value >> 8));
stream.WriteByte((byte)(value >> 0));
}
public void SetRtc(DateTime rtcTime)
{
StxEtxMemoryStream stream = new StxEtxMemoryStream();
stream.StartPacket();
stream.WriteByte((byte)Commands.SetRtc);
stream.WriteByte(ConvertToBcd(rtcTime.Second));
stream.WriteByte(ConvertToBcd(rtcTime.Minute));
stream.WriteByte(ConvertToBcd(rtcTime.Hour));
byte dayOfWeek = (byte)rtcTime.DayOfWeek;
if (rtcTime.DayOfWeek == DayOfWeek.Sunday)
{
dayOfWeek = 7;
}
stream.WriteByte(dayOfWeek);
stream.WriteByte(ConvertToBcd(rtcTime.Day));
stream.WriteByte(ConvertToBcd(rtcTime.Month));
stream.WriteByte(ConvertToBcd((rtcTime.Year - 2000)));
stream.EndPacket();
byte[] bytes = stream.GetBytes();
uint bytesWritten = 0;
FT_STATUS status = _Ftdi.Write(bytes, bytes.Length, ref bytesWritten);
if (status != FT_STATUS.FT_OK)
{
throw new Exception("Error writing data (SetRtc)");
}
if (bytesWritten != bytes.Length)
{
throw new Exception("Wrong number of bytes written (SetRtc)");
}
}
public void ReadEfb(int addr, byte[] data, int offset, int count)
{
if (addr > 0xff)
{
throw new ArgumentException("addr");
}
if ((count > 0xff) || (count < 1))
{
throw new ArgumentException("count");
}
if (data.Length < count + offset)
{
throw new ArgumentException("data to small");
}
StxEtxMemoryStream stream = new StxEtxMemoryStream();
stream.StartPacket();
stream.WriteByte((byte)Commands.SetAddr);
WriteIntBe(stream, addr);
stream.EndPacket();
stream.StartPacket();
stream.WriteByte((byte)Commands.EfbRead);
stream.WriteByte((byte)(count - 1));
stream.EndPacket();
byte[] bytes = stream.GetBytes();
uint bytesWritten = 0;
FT_STATUS status = _Ftdi.Write(bytes, bytes.Length, ref bytesWritten);
if (status != FT_STATUS.FT_OK)
{
throw new Exception("Error writing data (ReadEfb)");
}
if (bytesWritten != bytes.Length)
{
throw new Exception("Wrong number of bytes written (ReadEfb)");
}
byte[] result = ReceiveResponse();
result.CopyTo(data, offset);
}
public void WritePage(int pageAddr, byte[] data)
{
Console.WriteLine(String.Format("Write page: 0x{0:X8}", pageAddr));
if ((pageAddr % 2) != 0)
{
throw new ArgumentException("pageAddr must be dword aligned");
}
StxEtxMemoryStream stream = new StxEtxMemoryStream();
int addr = pageAddr / 4;
stream.StartPacket();
stream.WriteByte((byte)Commands.SetAddr);
WriteIntBe(stream, addr);
stream.EndPacket();
stream.StartPacket();
stream.WriteByte((byte)Commands.FlashWrite);
stream.Write(data, 0, data.Length);
stream.EndPacket();
byte[] bytes = stream.GetBytes();
uint bytesWritten = 0;
FT_STATUS status = _Ftdi.Write(bytes, bytes.Length, ref bytesWritten);
if (status != FT_STATUS.FT_OK)
{
throw new Exception("Error writing data (WritePage)");
}
if (bytesWritten != bytes.Length)
{
throw new Exception("Wrong number of bytes written (WritePage)");
}
_PendingAck++;
}