/// <summary>
/// Close channel. Need first connected to owner.
/// </summary>
public void Close()
{
if (!Owner.IsConnected)
{
IsOpen = false;
throw new Exception("open device connection first");
}
SetChannelInfo data = new SetChannelInfo();
data.ChannelId = Index;
data.Status = CanState.Closed;
byte[] buf = (byte[])data;
lock (_port)
{
_port.Write(buf, 0, buf.Length);
}
}
/// <summary>
/// Open channel. Need first connected to owner.
/// If Channel already opened and params isn't equals then channel will be close and reopen.
/// </summary>
/// <param name="bitrate">Bitrate CAN bus in kbps.</param>
/// <param name="isListenOnly">Flag which indicate CAN transiever mode.</param>
public void Open(int bitrate = 500, bool isListenOnly = true)
{
if (!Owner.IsConnected)
{
IsOpen = false;
throw new Exception("open device connection first");
}
if (IsOpen)
{
if (isListenOnly == this.IsListenOnly && Bitrate == bitrate)
{
return;
}
else
{
Close();
}
}
SetChannelInfo data = new SetChannelInfo();
data.ChannelId = Index;
data.Status = isListenOnly ? CanState.OpenedListenOnly : CanState.OpenedNormal;
//set bitrate
switch (bitrate)
{
case 10:
data.BitrateType = BitrateType.kpbs10;
break;
case 20:
data.BitrateType = BitrateType.kpbs20;
break;
case 50:
data.BitrateType = BitrateType.kpbs50;
break;
case 83:
case 84:
data.BitrateType = BitrateType.kpbs83;
break;
case 100:
data.BitrateType = BitrateType.kpbs100;
break;
case 125:
data.BitrateType = BitrateType.kpbs125;
break;
case 250:
data.BitrateType = BitrateType.kpbs250;
break;
case 500:
data.BitrateType = BitrateType.kpbs500;
break;
case 800:
data.BitrateType = BitrateType.kpbs800;
break;
case 1000:
data.BitrateType = BitrateType.kpbs1000;
break;
default:
throw new ArgumentException("invalid bitrate. Support only 10, 20, 50, 100, 125, 250, 500, 800 and 1000 kbps");
}
byte[] buf = (byte[])data;
lock (_port)
{
_port.Write(buf, 0, buf.Length);
}
}
