//public byte[] SwVer=new byte[2]{0x20,0x01};
public bool CheckDevice()
{
InteractionData tx = new InteractionData();
tx.buff[0] = 0x03;
tx.buff[1] = 0x55; //主机-->设备
InteractionData rx = DeviceInteraction(tx);
if (rx == null || rx.CheckDataList() == false)
{
return(false);
}
HexID[0] = rx.buff[0x10];
HexID[1] = rx.buff[0x11];
HexID[2] = rx.buff[0x12];
HexID[3] = rx.buff[0x13];
tx = new InteractionData();
rx = DeviceInteraction(tx);
if (rx == null || rx.CheckDataList() == false)
{
return(false);
}
HexVer[0] = rx.buff[0x10];
HexVer[1] = rx.buff[0x11];
return(true);
}
public InteractionData DeviceInteraction(InteractionData tx, int n)
{
try
{
//int rxCount = HIDStream.Read(InputReport, 0, m_nInputReportLength);
if (HIDProcCallback != null)
{
HIDProcCallback(-2);
}
HIDStream.Write(tx.GetDataList(), 0, m_nOutputReportLength);
byte[] InputReport = new byte[m_nInputReportLength];
IAsyncResult ia = HIDStream.BeginRead(InputReport, 0, m_nInputReportLength, null, null);
for (int s = 0; s < n; s++)
{
if (ia.AsyncWaitHandle.WaitOne(500, false))
{
if (HIDProcCallback != null)
{
HIDProcCallback(-1);
}
InteractionData rx = new InteractionData(InputReport);
return(rx);
}
else
{
if (HIDProcCallback != null)
{
HIDProcCallback(s + 1);
}
}
}
if (HIDProcCallback != null)
{
HIDProcCallback(-1);
}
HIDStream.Close();
HIDStream.Dispose();
HIDStream = null;
m_hHandle = CreateFile(hidPath, GENERIC_READ | GENERIC_WRITE, 0, IntPtr.Zero, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, IntPtr.Zero);
HIDStream = new FileStream(m_hHandle, FileAccess.Read | FileAccess.Write, m_nInputReportLength, true);
return(null);
}
catch (IOException ex)
{
// The device was removed!
throw new HIDDeviceException(ex.Message + ":Device was removed");
}
}
public InteractionData DeviceInteraction(InteractionData tx)
{
return(DeviceInteraction(tx, 80));
}