public bool WriteCanMsg(uint ID, byte[] Msg)
{
int retrycnt = 0;
TPCANMsg CanMsg = new TPCANMsg();
CanMsg.ID = Globals._NODE_ | ID;
CanMsg.MSGTYPE = TPCANMessageType.PCAN_MESSAGE_STANDARD;
CanMsg.LEN = (byte)Msg.Length;
CanMsg.DATA = new byte[8];
Array.Copy(Msg, CanMsg.DATA, CanMsg.LEN);
if (_IsOpen)
{
do
{
if (PCANBasic.Write(PCANBasic.PCAN_USBBUS1, ref CanMsg) == TPCANStatus.PCAN_ERROR_OK)
{
return(true);
}
else
{
retrycnt++;
TPCANStatus Status = PCANBasic.GetStatus(PCANBasic.PCAN_USBBUS1);
//写总线异常日志
Thread.Sleep(10);
}
} while (retrycnt < 3);
}
return(false);
}
public static extern TPCANStatus Write(
[MarshalAs(UnmanagedType.U1)]
TPCANHandle Channel,
ref TPCANMsg MessageBuffer);
private static extern TPCANStatus Read(
[MarshalAs(UnmanagedType.U1)]
TPCANHandle Channel,
out TPCANMsg MessageBuffer,
IntPtr bufferPointer);
/// <summary>
/// Reads a CAN message from the receive queue of a PCAN Channel
/// </summary>
/// <param name="Channel">The handle of a PCAN Channel</param>
/// <param name="MessageBuffer">A TPCANMsg structure buffer to store the CAN message</param>
/// <returns>A TPCANStatus error code</returns>
public static TPCANStatus Read(
TPCANHandle Channel,
out TPCANMsg MessageBuffer)
{
return(Read(Channel, out MessageBuffer, IntPtr.Zero));
}
public static extern TPCANStatus Read(
[MarshalAs(UnmanagedType.U1)]
TPCANHandle Channel,
out TPCANMsg MessageBuffer,
out TPCANTimestamp TimestampBuffer);
