/// <summary>Connect to ECU</summary>
/// <param name="language">Language: 0=german, 1=english, 2=french, 3=italian</param>
/// <returns>0 on success, else see ReturnValue</returns>
public override ReturnValue Connect(LanguageId language)
{
mEcu.pVersion = ProtocolVersion;
ReturnValue ret = mEcu.Connect();
if (ret == ReturnValue.NoError)
{
// Read digital info block
mInfo = new DigitalInfoBlock();
byte[] ReadBuffer = new byte[MAX_READ_BUFFER_SIZE];
ret = mEcu.Read(Comm.OrderByte.ReadInfoBlock, out ReadBuffer);
if (ret == ReturnValue.NoError)
{
mInfo.Parse(ref ReadBuffer); // todo: so ok?
mFirmware.SoftwareRevision = mInfo.SoftwareVersion.Revision;
// Read Language data
UInt16 LanguageValue = 0;
switch (language)
{
case LanguageId.German:
LanguageValue = 0; break;
case LanguageId.English:
LanguageValue = 1; break;
case LanguageId.French:
LanguageValue = 2; break;
case LanguageId.Italian:
LanguageValue = 3; break;
default:
LanguageValue = 1; break;
}
ReadBuffer = new byte[4096];
ret = mEcu.Read(Comm.OrderByte.ReadLanguage, LanguageValue, out ReadBuffer);
if (ret == ReturnValue.NoError)
{
switch (language)
{
case ProtocolBase.LanguageId.German:
mLanguage = new LanguageBlock(Block.BlockId.IdLngDE);
break;
case ProtocolBase.LanguageId.English:
mLanguage = new LanguageBlock(Block.BlockId.IdLngEN);
break;
case ProtocolBase.LanguageId.French:
mLanguage = new LanguageBlock(Block.BlockId.IdLngFR);
break;
case ProtocolBase.LanguageId.Italian:
mLanguage = new LanguageBlock(Block.BlockId.IdLngIT);
break;
default:
mLanguage = new LanguageBlock(Block.BlockId.IdLngEN);
break;
}
ReturnValue BlockRet = ReturnValue.NoError;
// achtung kompatibilitaet 14 15 !
BlockRet = mLanguage.ReadPlain(ref ReadBuffer);
if (BlockRet == ReturnValue.NoError)
{
BlockRet = mLanguage.Parse();
}
if (BlockRet != ReturnValue.NoError)
{
ret = ReturnValue.LanguageNotValid;
}
}
}
}
return(ret);
}
/// <summary>
/// Connect to ECU
/// </summary>
/// <param name="language">Language: 0=german, 1=english, 2=french, 3=italian</param>
/// <returns>0 on success, else see ReturnValue</returns>
public override ReturnValue Connect(LanguageId language)
{
mEcu.pVersion = ProtocolVersion;
ReturnValue ret = mEcu.Connect();
if (ret == ReturnValue.NoError)
{
// Read digital info block
mInfo = new DigitalInfoBlock();
byte[] ReadBuffer = new byte[MAX_READ_BUFFER_SIZE];
ret = mEcu.Read(Comm.OrderByte.ReadInfoBlock, out ReadBuffer);
if (ret == ReturnValue.Retry)
{
ret = mEcu.Read(Comm.OrderByte.ReadInfoBlock, out ReadBuffer);
}
if (ret == ReturnValue.NoError)
{
ReturnValue RetB;
RetB = mInfo.Parse(ref ReadBuffer);
mFirmware.SoftwareRevision = mInfo.SoftwareVersion.Revision;
mRtcData.SoftwareRevision = mInfo.SoftwareVersion.Revision;
mEmpData.Version = mInfo.EmpiricalVersion;
// Read Language data
Block.BlockId LanguageBlockId = GetLanguageBlockId(language);
ReadBuffer = new byte[4096];
ret = mEcu.Read(Comm.OrderByte.ReadLanguage, (UInt16)LanguageBlockId, out ReadBuffer);
if (ret == ReturnValue.Retry)
{
// One retry
ret = mEcu.Read(Comm.OrderByte.ReadLanguage, (UInt16)LanguageBlockId, out ReadBuffer);
}
if (ret == ReturnValue.NoError)
{
mLanguage = new LanguageBlock(LanguageBlockId);
ReturnValue BlockRet = ReturnValue.NoError;
BlockRet = mLanguage.ReadRaw(ref ReadBuffer, false);
if (BlockRet == ReturnValue.NoError)
{
BlockRet = mLanguage.Parse();
}
if (BlockRet != ReturnValue.NoError)
{
ret = ReturnValue.LanguageNotValid;
}
}
else
{
// Language not available, so load english
ret = mEcu.Read(Comm.OrderByte.ReadLanguage, (UInt16)Block.BlockId.IdLngEN, out ReadBuffer);
if (ret == ReturnValue.Retry)
{
// One retry
ret = mEcu.Read(Comm.OrderByte.ReadLanguage, (UInt16)Block.BlockId.IdLngEN, out ReadBuffer);
}
if (ret == ReturnValue.NoError)
{
mLanguage = new LanguageBlock(Block.BlockId.IdLngEN);
ReturnValue BlockRet = ReturnValue.NoError;
BlockRet = mLanguage.ReadRaw(ref ReadBuffer, false);
if (BlockRet == ReturnValue.NoError)
{
BlockRet = mLanguage.Parse();
}
if (BlockRet != ReturnValue.NoError)
{
ret = ReturnValue.LanguageNotValid;
}
}
else
{
if (mInfo.ConfigurationVersion.Hauptversion == 0)
{
// Emergency configuration: language not available
mLanguage = new LanguageBlock(Block.BlockId.IdLngEN);
ret = ReturnValue.NoError;
}
}
}
}
}
else
{
mEcu.Disconnect();
}
return(ret);
}