示例#1
0
        /*private void AddToCanTrace(string line)
         * {
         *  if (m_EnableCanLog)
         *  {
         *      DateTime dtnow = DateTime.Now;
         *      using (StreamWriter sw = new StreamWriter(System.Windows.Forms.Application.StartupPath + "\\CanTraceCANUSBDevice.txt", true))
         *      {
         *          sw.WriteLine(dtnow.ToString("dd/MM/yyyy HH:mm:ss") + " - " + line);
         *      }
         *  }
         * }*/
        /// <summary>
        /// sendMessage send a CANMessage.
        /// </summary>
        /// <param name="a_message">A CANMessage.</param>
        /// <returns>true on success, othewise false.</returns>
        override public bool sendMessage(CANMessage a_message)
        {
            LAWICEL.CANMsg msg = new LAWICEL.CANMsg();
            msg.id    = a_message.getID();
            msg.len   = a_message.getLength();
            msg.flags = a_message.getFlags();
            msg.flags = LAWICEL.CANMSG_EXTENDED; // Test for now
            msg.data  = a_message.getData();
            int writeResult;

            //AddToCanTrace("Sending message");
            AddToCanTrace("TX: " + msg.id.ToString("X6") + " " + msg.data.ToString("X16"));
            writeResult = LAWICEL.canusb_Write(m_deviceHandle, ref msg);
            if (writeResult == LAWICEL.ERROR_CANUSB_OK)
            {
                //AddToCanTrace("Message sent successfully");
                txCount++;
                bitsPerSecond += 109;
                return(true);
            }
            else
            {
                errCount++;
                switch (writeResult)
                {
                case LAWICEL.ERROR_CANUSB_COMMAND_SUBSYSTEM:
                    AddToCanTrace("Message failed to send: ERROR_CANUSB_COMMAND_SUBSYSTEM");
                    break;

                case LAWICEL.ERROR_CANUSB_INVALID_PARAM:
                    AddToCanTrace("Message failed to send: ERROR_CANUSB_INVALID_PARAM");
                    break;

                case LAWICEL.ERROR_CANUSB_NO_MESSAGE:
                    AddToCanTrace("Message failed to send: ERROR_CANUSB_NO_MESSAGE");
                    break;

                case LAWICEL.ERROR_CANUSB_NOT_OPEN:
                    AddToCanTrace("Message failed to send: ERROR_CANUSB_NOT_OPEN");
                    break;

                case LAWICEL.ERROR_CANUSB_OPEN_SUBSYSTEM:
                    AddToCanTrace("Message failed to send: ERROR_CANUSB_OPEN_SUBSYSTEM");
                    break;

                case LAWICEL.ERROR_CANUSB_TX_FIFO_FULL:
                    AddToCanTrace("Message failed to send: ERROR_CANUSB_TX_FIFO_FULL");
                    break;

                default:
                    AddToCanTrace("Message failed to send: " + writeResult.ToString());
                    break;
                }
                return(false);
            }
        }
示例#2
0
        /// <summary>
        /// sendMessage send a CANMessage.
        /// </summary>
        /// <param name="a_message">A CANMessage.</param>
        /// <returns>true on success, othewise false.</returns>
        override public bool sendMessage(CANMessage a_message)
        {
            LAWICEL.CANMsg msg = new LAWICEL.CANMsg();
            msg.id    = a_message.getID();
            msg.len   = a_message.getLength();
            msg.flags = a_message.getFlags();
            msg.data  = a_message.getData();
            if (m_DoLogging)
            {
                DumpCanMsg(msg, true);
            }

            int writeResult;

            writeResult = LAWICEL.canusb_Write(m_deviceHandle, ref msg);
            if (writeResult == LAWICEL.ERROR_CANUSB_OK)
            {
                return(true);
            }
            else
            {
                return(false);
            }
        }