/// <summary>
/// Отправка CAN сообщения
/// </summary>
public void TransmitData(CanMsg msg)
{
CanMessage canMsg = new CanMessage();
// ExtendedFrameFormat - тип идентификатора - 11 или 22 бит
canMsg.TimeStamp = 0;
//canMsg.Identifier = 0x100;
canMsg.Identifier = msg.Id;
canMsg.FrameType = CanMsgFrameType.Data;
canMsg.DataLength = msg.Size;
if (msg.Size == 0)
{
canMsg.RemoteTransmissionRequest = true;
}
canMsg.SelfReceptionRequest = true; // Отображение сообщения в консоле
for (Byte i = 0; i < canMsg.DataLength; i++)
{
canMsg[i] = msg.Size;
}
// Запись сообщения в FIFO(буфер can-адаптера?)
mWriter.SendMessage(canMsg);
}
public bool SendMessage(ICanMessage2 message)
{
if (message.Identifier == 0)
{
return(false);
}
if (_writer == null)
{
return(false);
}
return(_writer.SendMessage(message));
}
/// <summary>
/// Transmits a CAN message with ID 0x100.
/// </summary>
static void TransmitData()
{
CanMessage canMsg = new CanMessage();
canMsg.TimeStamp = 0;
canMsg.Identifier = 0x100;
canMsg.FrameType = CanMsgFrameType.Data;
canMsg.DataLength = 8;
canMsg.SelfReceptionRequest = true; // show this message in the console window
for (Byte i = 0; i < canMsg.DataLength; i++)
{
canMsg[i] = i;
}
// Write the CAN message into the transmit FIFO
mWriter.SendMessage(canMsg);
}
static public bool TransmitData8(uint id, byte[] data)
{
IMessageFactory factory = VciServer.Instance().MsgFactory;
ICanMessage canMsg = (ICanMessage)factory.CreateMsg(typeof(ICanMessage));
canMsg.TimeStamp = 0;
canMsg.Identifier = id;
canMsg.FrameType = CanMsgFrameType.Data;
canMsg.DataLength = 8;
canMsg.SelfReceptionRequest = true; // show this message in the console window
for (Byte i = 0; i < data.Length; i++)
{
canMsg[i] = data[i];
}
// Write the CAN message into the transmit FIFO
return(mWriter.SendMessage(canMsg));
}
// trasmit the values on button click
private void transmitBtn_Click(object sender, EventArgs e)
{
IMessageFactory fac = VciServer.Instance().MsgFactory;
ICanMessage canMsg = (ICanMessage)fac.CreateMsg(typeof(ICanMessage));
canMsg.TimeStamp = 0;
canMsg.Identifier = uint.Parse(txtID.Text, System.Globalization.NumberStyles.HexNumber);
canMsg.FrameType = CanMsgFrameType.Data;
canMsg.DataLength = 8;
// message will be consist of an 8 bytes long value
canMsg[0] = Byte.Parse(D1txt.Text, System.Globalization.NumberStyles.HexNumber);
canMsg[1] = Byte.Parse(D2txt.Text, System.Globalization.NumberStyles.HexNumber);
canMsg[2] = Byte.Parse(D3txt.Text, System.Globalization.NumberStyles.HexNumber);
canMsg[3] = Byte.Parse(D4txt.Text, System.Globalization.NumberStyles.HexNumber);
canMsg[4] = Byte.Parse(D5txt.Text, System.Globalization.NumberStyles.HexNumber);
canMsg[5] = Byte.Parse(D6txt.Text, System.Globalization.NumberStyles.HexNumber);
canMsg[6] = Byte.Parse(D7txt.Text, System.Globalization.NumberStyles.HexNumber);
canMsg[7] = Byte.Parse(D8txt.Text, System.Globalization.NumberStyles.HexNumber);
// check the remote transmission option
if (RFcheckbox.Checked)
{
canMsg.RemoteTransmissionRequest = true;
}
else
{
canMsg.RemoteTransmissionRequest = false;
}
mWriter.SendMessage(canMsg);
MessageBox.Show("Data is succesfully transmitted as: \n" + canMsg.ToString(),
"Transmission Succeeded", MessageBoxButtons.OK, MessageBoxIcon.Information);
// bit checking
switch (canMsg.FrameType)
{
case CanMsgFrameType.Error:
{
switch ((CanMsgError)canMsg[0])
{
case CanMsgError.Stuff:
MessageBox.Show("Stuff Error Detected!", "ERROR!",
MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
case CanMsgError.Form:
MessageBox.Show("Form Error Detected!", "ERROR!",
MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
case CanMsgError.Dlc:
MessageBox.Show("Data Length Error Detected!", "ERROR!",
MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
}
}
break;
}
}