/// <summary>
///
/// </summary>
/// <param name="actId"></param>
/// <param name="attrId"></param>
/// <param name="data"></param>
internal void AttributeRead(byte actId, UInt32 attrId, out byte[] data)
{
if (!_adapter.IsConnected)
{
throw new CanAdapterException("Adapter is Disconnected. Code:-8604."); //Doc
}
lock (_adapter.LockObj)
{
UInt16 status = 0;
byte[] response;
int resBytes = 0;
byte[] request = new byte[CanAdapterDevice.UsbAttrOutEpSize];
int reqBytes = 0;
byte cnt;
reqBytes = MakeAttriubtRequest(request, _adapter.FrameCnt, actId, attrId, 0, 4);
_adapter.WriteUsbAttrPipe(request, reqBytes);
_adapter.ReadUsbAttrPipe(out response, out resBytes);
ParseAttributeResponse(response, out cnt, out data, out status);
if (_adapter.FrameCnt != cnt)
{
throw new CanAdapterException("Sync Error. Code:-8610.");
}
_adapter.FrameCnt++;
if ((status & 0x8000) == 0x8000)
{
throw new CanAdapterException("Error." + CanStatus.Decode(status)); //Doc
}
else if ((status & 0x4000) == 0x4000)
{
throw new CanAdapterException("Warning." + CanStatus.Decode(status)); //Doc
}
}
}
/// <summary>
/// Execute Service by SID.
/// </summary>
/// <param name="sid"> Service Id. </param>
void Excute(byte sid)
{
if (!_adapter.IsConnected)
{
throw new CanAdapterException("Adapter is Disconnected. Code:-8604."); //Doc
}
lock (_adapter.LockObj)
{
UInt16 status = 0;
byte[] request = new byte[CanAdapterDevice.UsbAttrOutEpSize];
int bytes = MakeServiceRequest(request, _adapter.FrameCnt, sid);
_adapter.WriteUsbAttrPipe(request, bytes);
byte[] response;
byte cnt;
_adapter.ReadUsbAttrPipe(out response, out bytes);
ParseActionResponse(response, out cnt, out status);
if (_adapter.FrameCnt != cnt)
{
throw new CanAdapterException("Sync Error. Code:-8610."); //Doc
}
if ((status & 0x8000) == 0x8000)
{
throw new CanAdapterException("Error." + CanStatus.Decode(status)); //Doc
}
else if ((status & 0x4000) == 0x4000)
{
throw new CanAdapterException("Warning." + CanStatus.Decode(status)); //Doc
}
_adapter.FrameCnt++;
}
}
