public byte SendAtCommand(XBeeCommand command, XBeeCallback callback, uint value, int size)
{
ApiFrame frame = new ApiFrame();
byte frameId = GetNextFrameId();
byte[] buffer = new byte[4 + size];
buffer[ApiIdentifier] = (byte)ApiFrameName.ATCommand;
buffer[FrameIdentifier] = frameId;
ushort commandUShort = (ushort)command;
buffer[2] = (byte)(commandUShort >> 8);
buffer[3] = (byte)commandUShort;
if (size > 0)
{
Utility.InsertValueIntoArray(buffer, 4, size, value);
}
frame.FrameData = buffer;
frame.Callback = callback;
return SendApiFrame(frame);
}
internal byte SendApiFrame(ApiFrame frame)
{
byte frameId = frame.FrameData[FrameIdentifier];
_frameBuffer[frameId] = frame;
var buffer = frame.Serialize();
_uart.Write(buffer, 0, frame.Length + 4);
return frameId;
}
private void ReceivedApiFrame(ApiFrame frame)
{
switch (frame.FrameData[ApiIdentifier])
{
case (byte)ApiFrameName.ZigBeeIODataSampleRxIndicator:
if (frame.Length >= 18)
{
int analogSampleIndex = 16;
int digitalChannelMask = (frame.FrameData[13] << 8) | frame.FrameData[14];
if (digitalChannelMask > 0)
{
if (StatusReceived != null)
{
StatusReceived(frame.FrameData[17]);
}
analogSampleIndex = 18;
}
if (AnalogStatusReceived != null)
{
int[] analogSamples = new int[4];
int analogChannelMask = frame.FrameData[15];
for (int i = 0; i < 4; i++)
{
if ((analogChannelMask >> i) == 1)
{
analogSamples[i] = (frame.FrameData[analogSampleIndex] << 8) | frame.FrameData[analogSampleIndex + 1];
analogSampleIndex += 2;
}
else
{
analogSamples[i] = -1;
}
}
AnalogStatusReceived(analogSamples);
}
}
break;
case (byte)ApiFrameName.ATCommandResponse:
ReceivedAtCommandResponse(frame);
break;
case (byte)ApiFrameName.RemoteCommandResponse:
ReceivedAtCommandResponse(frame);
break;
case (byte)ApiFrameName.ZigBeeReceivePacket:
ReceivedZigBeePacket(frame);
break;
}
}
internal void ReceivedZigBeePacket(ApiFrame frame)
{
byte[] data = Utility.ExtractRangeFromArray(frame.FrameData, 12, frame.Length - 12);
if (FrameReceived != null)
FrameReceived(data);
}
internal void ReceivedAtCommandResponse(ApiFrame frame)
{
byte frameID = frame.FrameData[FrameIdentifier];
XBeeCommand command = (XBeeCommand)(frame.FrameData[2] << 8 | frame.FrameData[3]);
ApiFrame sentFrame = _frameBuffer[frameID];
if (sentFrame != null && sentFrame.Callback != null)
{
sentFrame.Callback(frame);
if (!(command == XBeeCommand.NodeDiscover && frame.Length > 0))
{
_frameBuffer[frameID] = null;
}
}
}
public byte SendRemoteAtCommand(ulong destinationSerialNumber, XBeeCommand command, XBeeCallback callback, byte value)
{
ApiFrame frame = new ApiFrame();
byte frameId = GetNextFrameId();
int txDataLenght;
if (value == 0x0)
txDataLenght = 3;
else
txDataLenght = 4;
byte[] txDataContent = new byte[txDataLenght];
txDataContent[0] = 0x02; // appply changes on remote
ushort commandUShort = (ushort)command;
txDataContent[1] = (byte)(commandUShort >> 8);
txDataContent[2] = (byte)commandUShort;
if (value != 0x0)
txDataContent[3] = value;
byte[] txData = Utility.CombineArrays(_txDataBase, txDataContent);
txData[0] = (byte)ApiFrameName.RemoteCommandRequest;
txData[1] = frameId;
for (int i = 0; i < 8; i++)
{
txData[9 - i] = (byte)(destinationSerialNumber >> (8 * i));
}
frame.FrameData = txData;
frame.Callback = callback;
return SendApiFrame(frame);
}
public byte SendData(ulong destinationSerialNumber, ushort destinationAddress, byte[] data, XBeeCallback callback)
{
ApiFrame frame = new ApiFrame();
byte frameId = GetNextFrameId();
byte[] txDataContent = new byte[2];
txDataContent[0] = 0x0;
txDataContent[1] = 0x0;
txDataContent = Utility.CombineArrays(txDataContent, data);
byte[] txData = Utility.CombineArrays(_txDataBase, txDataContent);
txData[0] = (byte)ApiFrameName.ZigBeeTransmitRequest;
txData[1] = frameId;
for (int i = 0; i < 8; i++)
{
txData[9 - i] = (byte)(destinationSerialNumber >> (8 * i));
}
frame.FrameData = txData;
frame.Callback = callback;
return SendApiFrame(frame);
}
public void Reset()
{
position = 0;
length = 0;
checksum = 0;
IsComplete = false;
frame = new ApiFrame();
}