public void SendODAData(
ushort aid, byte block2, ushort block3, ushort block4,
ODABufferConfig odaBufConfig = ODABufferConfig.TransmitOnce,
ODATransmitMode odaTransmitMode = ODATransmitMode.Normal,
ushort priority = 0,
bool isGroupB = false
)
{
// ODA block 2 is 5 bits only
block2 &= 0x1F;
var med = new List <byte>();
med.AddRange(BitConverter.GetBytes(aid));
med.Add(
getODAConfiguration(ODAConfigKind.Data, odaBufConfig, odaTransmitMode, priority)
);
med.Add(block2);
if (!isGroupB)
{
med.AddRange(BitConverter.GetBytes(block3));
}
med.AddRange(BitConverter.GetBytes(block4));
BuildAndSendMessage(MEC.ODA_DATA, med.ToArray());
}
public void SendODAShortMessage(
ushort aid, ushort message,
ODABufferConfig odaBufConfig = ODABufferConfig.TransmitOnce
)
{
var med = new List <byte>();
med.AddRange(BitConverter.GetBytes(aid));
med.Add(
getODAConfiguration(ODAConfigKind.ShortMessage, odaBufConfig)
);
med.AddRange(BitConverter.GetBytes(message));
BuildAndSendMessage(MEC.ODA_DATA, med.ToArray());
}
public void SendODAFreeFormatData(
byte appGroupType, byte block2, ushort block3, ushort block4,
ODABufferConfig odaBufConfig = ODABufferConfig.TransmitOnce,
ODATransmitMode odaTransmitMode = ODATransmitMode.Normal,
ushort priority = 0
)
{
// ODA block 2 is 5 bits only
block2 &= 0x1F;
var med = new List <byte>();
med.Add(appGroupType);
med.Add(
getODAConfiguration(ODAConfigKind.Data, odaBufConfig, odaTransmitMode, priority)
);
med.Add(block2);
med.AddRange(BitConverter.GetBytes(block3));
med.AddRange(BitConverter.GetBytes(block4));
BuildAndSendMessage(MEC.ODA_FREE_FORMAT, med.ToArray());
}
private byte getODAConfiguration(
ODAConfigKind kind,
ODABufferConfig odaBufConfig,
ODATransmitMode odaTransmitMode = ODATransmitMode.Normal,
ushort priority = 0
)
{
if (priority > 2)
{
priority = 2;
}
int transmitMode = 0b00;
switch (odaTransmitMode)
{
case ODATransmitMode.Normal:
default:
transmitMode = 0b00;
break;
case ODATransmitMode.Burst:
transmitMode = 0b01;
break;
case ODATransmitMode.SpinningWheel:
transmitMode = 0b10;
break;
}
int bufferConfig = 0b00;
switch (odaBufConfig)
{
case ODABufferConfig.TransmitOnce:
default:
bufferConfig = 0b00;
break;
case ODABufferConfig.AddToCyclic:
bufferConfig = 0b10;
break;
case ODABufferConfig.ClearCyclic:
bufferConfig = 0b11;
break;
}
byte config = 0x00;
// bit 7 is always set to 0
if (kind == ODAConfigKind.ShortMessage)
{
config |= (0b1 << 6); // bit 6 set to 1
}
if (kind == ODAConfigKind.Data)
{
config |= (byte)((priority & 0b11) << 4); // bits 4 and 5
config |= (byte)((transmitMode & 0b11) << 2); // bits 2 and 3
}
config |= (byte)(bufferConfig & 0b11); // bits 0 and 1
return(config);
}
