/// <summary>
/// Response packet creation
/// </summary>
private void ResponsePacketCreation()
{
try
{
responsePacket = new Packet.Packet(stateVar.ReadBuffer.Length);
responsePacket.Append(stateVar.ReadBuffer);
responsePacket.DataLength = responsePacket.CurrentPos;
responsePacket.CurrentPos = 0;
string payloadstr = "";
for (int ctr = 0; ctr < responsePacket.DataLength; ctr++)
{
payloadstr += " " + responsePacket.DataArray[ctr].ToString("X2");
}
m_logger.Debug("Received Payload", payloadstr);
if (responsePacket.DataArray[0] == EnumAndConstants.START_FRAME_1 && responsePacket.DataArray[1] == EnumAndConstants.START_FRAME_2)
{
ParsingData(responsePacket);
}
else
{
GetADCDetails(responsePacket);
}
}
catch (Exception ex)
{
m_logger.Error(ex);
}
}
/// <summary>
/// response packet
/// </summary>
/// <returns></returns>
public ResponseCode sendResponceCode(int requestId)
{
try
{
//stateVar = new ReadState();
//stateVar.packetState = PacketState.HEADER;
//stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME);
packet.Append((byte)EnumAndConstants.PROTOCOL_VER);//VERSION 1
DSN = new Random().Next();
packet.Append((byte)DSN);
packet.Append((byte)requestId); //RESPONCE 00
packet.Append((byte)0x01); //LENGTH 0
packet.Append((byte)ResponceID.NORMAL_RESPONSE); //responce normal
packet.Append((byte)calculateCheckSum(packet, false));
return(sendRequest(serialPort, ref packet));
}
catch (Exception ex)
{
m_logger.Error(ex);
return(ResponseCode.FAILURE);
}
}
/// <summary>
/// function for start continous request
/// </summary>
/// <returns></returns>
public ResponseCode startContinousRequest()
{
try
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME); //SOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER); //Version : 1
DSN = new Random().Next(); //Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.START_CONTINOUS); //Request : 3
packet.Append((byte)EnumAndConstants.PROTOCOL_LENGTH); //Length : 0
packet.Append((byte)calculateCheckSum(packet, false)); //CRC
ResponseCode resp = sendRequest(serialPort, ref packet);
if (resp == ResponseCode.SUCCESS)
{
stateVar = new ReadState();
stateVar.packetState = PacketState.CONTINUOUS_ADC_COUNT;
stateVar.currentPos = 0;
fileName = ApplicationUtil.ApplicationUtil.GetFileNameWithDateTime(EnumAndConstants.CSV_FORMAT);//get name of file
directory = System.Configuration.ConfigurationManager.AppSettings["DirectoryPath"];
directory = Path.Combine(directory, fileName);
}
return(resp);
}
catch (Exception ex)
{
m_logger.Error(ex);
return(ResponseCode.FAILURE);
}
}
/// <summary>
/// stop continous request
/// </summary>
/// <returns></returns>
public ResponseCode stopContinousRequest()
{
try
{
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME); //SOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER); //Version : 1
DSN = new Random().Next(); //Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.STOP_CONTINOUS); //Request : 4
packet.Append((byte)EnumAndConstants.PROTOCOL_LENGTH); //Length : 0
packet.Append((byte)calculateCheckSum(packet, false)); //CRC
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
ResponseCode resp = sendRequest(serialPort, ref packet);
//if (resp == ResponseCode.SUCCESS)
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
}
return(resp);
}
catch (Exception ex)
{
m_logger.Error(ex);
return(ResponseCode.FAILURE);
}
}
/// <summary>
/// stop continous request
/// </summary>
/// <returns></returns>
public ResponseCode getConfigurationDetails()
{
try
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME); //SOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER); //Version : 1
DSN = new Random().Next(); //Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.GET_CONFIGURATION); //Request : 5
packet.Append((byte)EnumAndConstants.PROTOCOL_LENGTH); //Length : 0
packet.Append((byte)calculateCheckSum(packet, false)); //CRC
return(sendRequest(serialPort, ref packet));
}
catch (Exception ex)
{
m_logger.Error(ex);
return(ResponseCode.FAILURE);
}
}
/// <summary>
/// function for handshaking with wireless device
/// </summary>
/// <returns></returns>
public ResponseCode handshakeWirelessDevice()
{
try
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME); //DOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER); //Version : 1
DSN = new Random().Next(); //Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.HANDSHAKE_WIRELESS_DEVICE); // Request : 0x01
packet.Append((byte)EnumAndConstants.PROTOCOL_LENGTH); //Length : 0x00
packet.Append((byte)calculateCheckSum(packet, false));
return(sendRequest(serialPort, ref packet));
}
catch (Exception ex)
{
m_logger.Error(ex);
return(ResponseCode.FAILURE);
}
}
/// <summary>
/// Dummy ADC value creation
/// </summary>
public void DummyADC()
{
Packet.Packet rPacket = new Packet.Packet(1024);
NUMBER_OF_RECORDS = 1000;
adc_resolution = EnumAndConstants.BIT_CHECKER;
int cnt = 0;
for (int i = 0; i < NUMBER_OF_RECORDS; i++)
{
rPacket.Append((byte)cnt++);
if (cnt == 200)
{
cnt = 0;
}
}
AdcCurrentDate = DateTime.Now;
GetADCDetails(rPacket);
}
/// <summary>
/// stop continous request
/// </summary>
/// <returns></returns>
public ResponseCode stopContinousRequest()
{
try
{
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME);//SOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER);//Version : 1
DSN = new Random().Next();//Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.STOP_CONTINOUS); //Request : 4
packet.Append((byte)EnumAndConstants.PROTOCOL_LENGTH);//Length : 0
packet.Append((byte)calculateCheckSum(packet, false));//CRC
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
ResponseCode resp = sendRequest(serialPort, ref packet);
//if (resp == ResponseCode.SUCCESS)
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
}
return resp;
}
catch (Exception ex)
{
m_logger.Error(ex);
return ResponseCode.FAILURE;
}
}
/// <summary>
/// Get ADC Details from response packet
/// </summary>
/// <param name="receivedPacket"></param>
private void GetADCDetails(Packet.Packet receivedPacket)
{
try
{
adclist = new ArrayList();
receivedPacket.CurrentPos = 0;
List <ConfigurationVO> configlist = ApplicationUtil.ApplicationUtil.ReadconfigCsvfile();
List <ADCVO> firstChannel = new List <ADCVO>();
List <ADCVO> secondChannel = new List <ADCVO>();
List <ADCVO> singleChannel = new List <ADCVO>();
receivedPacket.UseLittleEndian = true;
//
if ((adc_resolution == 2) || (adc_resolution == 3) && isContineousStartClick)
{
if (neglectValue)
{
Array.Resize(ref receivedPacket.DataArray, receivedPacket.DataArray.Length + 1);
Array.Copy(receivedPacket.DataArray, 0, receivedPacket.DataArray, 1, receivedPacket.DataArray.Length - 1);
receivedPacket.CurrentPos = 0;
receivedPacket.Append(lastRemoveByte);
if (IsEvenValue(receivedPacket.DataArray.Length))
{
m_logger.Debug("E");
NUMBER_OF_RECORDS += 1;
}
neglectValue = false;
}
if (!IsEvenValue(receivedPacket.DataArray.Length))
{
m_logger.Debug("O");
neglectValue = true;
receivedPacket.CurrentPos = receivedPacket.DataArray.Length - 1;
lastRemoveByte = receivedPacket.RemoveByte();
}
receivedPacket.UseLittleEndian = false;
receivedPacket.CurrentPos = 0;
m_logger.Debug("N : " + NUMBER_OF_RECORDS + " L : " + responsePacket.DataArray.Length);
}
for (int i = 0; i < NUMBER_OF_RECORDS; i++)
{
if (receivedPacket.CurrentPos + 2 < receivedPacket.DataLength)
{
ADCVO adc = new ADCVO();
//receivedPacket.UseLittleEndian = true;
//if (adc_resolution == EnumAndConstants.BIT_CHECKER)
receivedPacket.UseLittleEndian = false;
adc.AdcValue = receivedPacket.RemoveInt16();
//else if (adc_resolution == 2)
//{
// adc.AdcValue = receivedPacket.RemoveUInt16();
// adc.AdcValue &= 0x3ff;
//}
//else if (adc_resolution == 3)
//{
// adc.AdcValue = (receivedPacket.RemoveUInt16() & 0xfff);
// adc.AdcValue &= 0xfff;
//}
//receivedPacket.UseLittleEndian = false;
//m_logger.Debug("AV : " + adc.AdcValue);
if (sampling_rate == 0)
{
ApplicationUtil.ApplicationUtil.SAMPLING_RATE_DATE_ADD_VALUE = 100;
AdcCurrentDate = AdcCurrentDate.AddTicks(1000000);
}
if (sampling_rate == EnumAndConstants.BIT_CHECKER)
{
ApplicationUtil.ApplicationUtil.SAMPLING_RATE_DATE_ADD_VALUE = 0.5;
AdcCurrentDate = AdcCurrentDate.AddTicks(5000);
}
else if (sampling_rate == 2)
{
ApplicationUtil.ApplicationUtil.SAMPLING_RATE_DATE_ADD_VALUE = 0.3333;
AdcCurrentDate = AdcCurrentDate.AddTicks(3333);
}
else if (sampling_rate == 3)
{
ApplicationUtil.ApplicationUtil.SAMPLING_RATE_DATE_ADD_VALUE = 0.2500;
AdcCurrentDate = AdcCurrentDate.AddTicks(2500);
}
else if (sampling_rate == 4)
{
ApplicationUtil.ApplicationUtil.SAMPLING_RATE_DATE_ADD_VALUE = 0.2000;
AdcCurrentDate = AdcCurrentDate.AddTicks(2000);
}
else if (sampling_rate == 5)
{
ApplicationUtil.ApplicationUtil.SAMPLING_RATE_DATE_ADD_VALUE = 0.1666;
AdcCurrentDate = AdcCurrentDate.AddTicks(1666);
}
else if (sampling_rate == 6)
{
ApplicationUtil.ApplicationUtil.SAMPLING_RATE_DATE_ADD_VALUE = 0.1000;
AdcCurrentDate = AdcCurrentDate.AddTicks(1000);
}
else if (sampling_rate == 7)
{
ApplicationUtil.ApplicationUtil.SAMPLING_RATE_DATE_ADD_VALUE = 0.0833;
AdcCurrentDate = AdcCurrentDate.AddTicks(833);
}
else if (sampling_rate == 8)
{
ApplicationUtil.ApplicationUtil.SAMPLING_RATE_DATE_ADD_VALUE = 0.0666;
AdcCurrentDate = AdcCurrentDate.AddTicks(666);
}
adc.AdcDate = AdcCurrentDate;
if (i == 0 && adc.AdcValue == 0)
{
continue;
}
if (isBothClicked)
{
if (IsEvenValue(i))
{
adc.Channel = ChannelA;
firstChannel.Add(adc);
m_logger.Debug(ChannelA, adc.AdcDate, adc.AdcValue);
}
else
{
adc.Channel = ChannelB;
secondChannel.Add(adc);
m_logger.Debug(ChannelB, adc.AdcDate, adc.AdcValue);
}
}
else
{
adc.Channel = ChannelA;
singleChannel.Add(adc);
m_logger.Debug(ChannelA, adc.AdcDate, adc.AdcValue);
}
}
}
// m_logger.Debug("AdcCurrentDate : " + AdcCurrentDate.Ticks);
if (singleChannel.Count == 0)
{
adclist.Add(firstChannel);
adclist.Add(secondChannel);
//m_logger.Debug(ChannelA, firstChannel,secondChannel);
}
else
{
adclist.Add(singleChannel);
}
if (isContineousStartClick)
{
ApplicationUtil.ApplicationUtil.adcValueList = singleChannel;
}
else
{
ApplicationUtil.ApplicationUtil.adcValueList = null;
}
if (stateVar.packetState != PacketState.CONTINUOUS_ADC_COUNT)
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
}
int operationMode = configlist[0].mode_operation;
//if (Channel > 2)
// Channel = 1;
ArrayList comblist = new ArrayList();
ArrayList comblist_Other = new ArrayList();
comblist.Add(configlist);
comblist.Add(adclist);//create arraylist containing configlist and adclist
if (adclist == null || adclist.Count == 0)
{
return;
}
fileName = ApplicationUtil.ApplicationUtil.GetFileNameWithDateTime(EnumAndConstants.CSV_FORMAT);//get name of file
if (ApplicationUtil.ApplicationUtil.CurrentFolderPath == "" || ApplicationUtil.ApplicationUtil.CurrentFolderPath == null)
{
ApplicationUtil.ApplicationUtil.CurrentFolderPath = Path.Combine(ApplicationUtil.ApplicationUtil.GetApplicationPath(), ApplicationUtil.ApplicationUtil.GetFileNameWithDateTime(""));
}
directory = Path.Combine(ApplicationUtil.ApplicationUtil.CurrentFolderPath, fileName);
if (stateVar.packetState != PacketState.CONTINUOUS_ADC_COUNT)
{
//directory = System.Configuration.ConfigurationManager.AppSettings["DirectoryPath"];
try
{
if (!Directory.Exists(ApplicationUtil.ApplicationUtil.CurrentFolderPath) && ApplicationUtil.ApplicationUtil.IsDirectoryCreateAllowed == true)
{
if (!Directory.Exists(ApplicationUtil.ApplicationUtil.CurrentFolderPath))
{
Directory.CreateDirectory(ApplicationUtil.ApplicationUtil.CurrentFolderPath + "1");
Directory.Delete(ApplicationUtil.ApplicationUtil.CurrentFolderPath + "1");
}
}
// throw new IOException();
}
catch (IOException e)
{
ApplicationUtil.ApplicationUtil.IsDirectoryCreateAllowed = false;
if (DirectoryCreationErrorEvent != null)
{
DirectoryCreationErrorEvent(ApplicationUtil.ApplicationUtil.CurrentFolderPath);
}
}
}
if (operationMode == 1)
{
confirmation = true;
}
FileObjectVO file = new FileObjectVO();
//CacheStore.getInstance().comblist = null;
//CacheStore.getInstance().ChannelA = ChannelA;
//CacheStore.getInstance().ChannelB = ChannelB;
//CacheStore.getInstance().directory = directory;
//CacheStore.getInstance().comblist = comblist;
file.Data = comblist;
file.channel1 = ChannelA;
file.channel2 = ChannelB;
file.filePath = directory;
FileLoggingQueue.EnqueObject(file);
isDataReceived = true;
//ApplicationUtil.ApplicationUtil.addFileNameToList(configlist[0].ChannelValue, fileName);
//ApplicationUtil.ApplicationUtil.CreateCsvArrayList(comblist, directory, ChannelA, ChannelB);//create arraylist containing configlist adclist and directories
//if (CreateNewFile == true)
//{
// ApplicationUtil.ApplicationUtil.CreateCsvArrayListVersion2(comblist,directory, ChannelA, ChannelB, true);
//}
//else
//{
// //ApplicationUtil.ApplicationUtil.CreateCsvArrayList(comblist, directory, ChannelA, ChannelB);//create arraylist containing configlist adclist and directories
// ApplicationUtil.ApplicationUtil.CreateCsvArrayListVersion2(comblist, directory, ChannelA, ChannelB, false);
//}
// read the csv for both channels selected mode
//if (filecreateEvent != null)
// filecreateEvent(directory);
}
catch (Exception ex)
{
m_logger.Error(ex);
}
}
/// <summary>
/// stop continous request
/// </summary>
/// <returns></returns>
public ResponseCode getConfigurationDetails()
{
try
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME);//SOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER);//Version : 1
DSN = new Random().Next();//Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.GET_CONFIGURATION); //Request : 5
packet.Append((byte)EnumAndConstants.PROTOCOL_LENGTH);//Length : 0
packet.Append((byte)calculateCheckSum(packet, false));//CRC
return sendRequest(serialPort, ref packet);
}
catch (Exception ex)
{
m_logger.Error(ex);
return ResponseCode.FAILURE;
}
}
/// <summary>
/// Received packed details
/// </summary>
/// <param name="bytesToRead"></param>
/// <param name="serialPort"></param>
public void ReadPacket(int bytesToRead, SerialPort serialPort)
{
try
{
if (serialPort.IsOpen == false)
{
return;
}
while (serialPort.BytesToRead > 0)
{
///For continuous ADC count packet
if (stateVar.packetState == PacketState.CONTINUOUS_ADC_COUNT)
{
//if (adc_resolution == (int)EnumAndConstants.BIT_CHECKER)
//{
// NUMBER_OF_RECORDS = serialPort.BytesToRead;
// stateVar.ReadBuffer = new byte[NUMBER_OF_RECORDS];
//// }
//else
//{
int bytesAvailable = serialPort.BytesToRead;
if (bytesAvailable % 2 != 0)
{
NUMBER_OF_RECORDS = bytesAvailable - 1;
}
else
{
NUMBER_OF_RECORDS = bytesAvailable;
}
stateVar.ReadBuffer = new byte[NUMBER_OF_RECORDS];
stateVar.currentPos = 0;
NUMBER_OF_RECORDS /= 2;
if (NUMBER_OF_RECORDS <= 0)
{
return;
}
//}
}
int bytesread = 0;
lock (serialPort)
{
bytesread = serialPort.Read(stateVar.ReadBuffer, stateVar.currentPos, stateVar.ReadBuffer.Length - stateVar.currentPos);
}
stateVar.currentPos += bytesread;
if (stateVar.currentPos < stateVar.ReadBuffer.Length)
{
continue;
}
stateVar.currentPos = 0;
switch (stateVar.packetState)
{
case PacketState.START_OF_PACKET:
{
if (stateVar.ReadBuffer[0] == EnumAndConstants.START_FRAME_2 && stateVar.LastSopRead == EnumAndConstants.START_FRAME_1)
{
stateVar.packetState = PacketState.HEADER;
}
stateVar.LastSopRead = stateVar.ReadBuffer[0];
break;
}
case PacketState.HEADER:
{
stateVar.packetState = PacketState.PAYLOAD;
break;
}
case PacketState.PAYLOAD:
{
responsePacket = new Packet.Packet(stateVar.Header.Length + stateVar.ReadBuffer.Length + EnumAndConstants.CONSTANT_VALUE);
responsePacket.Append((byte)EnumAndConstants.START_FRAME_1);
responsePacket.Append((byte)EnumAndConstants.START_FRAME_2);
responsePacket.Append(stateVar.Header);
responsePacket.Append(stateVar.ReadBuffer);
stateVar.packetState = PacketState.START_OF_PACKET;
responsePacket.DataLength = responsePacket.CurrentPos;
responsePacket.CurrentPos = 0;
string payloadstr = "";
for (int ctr = 0; ctr < responsePacket.DataLength; ctr++)
{
payloadstr += " " + responsePacket.DataArray[ctr].ToString("X2");
}
m_logger.Debug("Received Payload", payloadstr);
if (responsePacket.DataArray[0] == EnumAndConstants.START_FRAME_1 && responsePacket.DataArray[1] == EnumAndConstants.START_FRAME_2)
{
if (calculateCheckSum(responsePacket, true) != responsePacket.DataArray[responsePacket.DataLength - 1])
{
m_logger.Debug("Received packet is invalid, CheckSum not matched.");
return;
}
}
ParsingData(responsePacket);
break;
}
case PacketState.ADC_COUNT:
{
ResponsePacketCreation();
break;
}
case PacketState.CONTINUOUS_ADC_COUNT:
{
if (!isStopClick)
{
ResponsePacketCreation();
}
break;
}
}
}
}
catch (Exception ex)
{
m_logger.Error(ex);
}
}
/// <summary>
/// Dummy ADC value creation
/// </summary>
public void DummyADC()
{
Packet.Packet rPacket = new Packet.Packet(1024);
NUMBER_OF_RECORDS = 1000;
adc_resolution = EnumAndConstants.BIT_CHECKER;
int cnt = 0;
for (int i = 0; i < NUMBER_OF_RECORDS; i++)
{
rPacket.Append((byte)cnt++);
if (cnt == 200)
cnt = 0;
}
AdcCurrentDate = DateTime.Now;
GetADCDetails(rPacket);
}
/// <summary>
/// function for start continous request
/// </summary>
/// <returns></returns>
public ResponseCode startContinousRequest()
{
try
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME);//SOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER);//Version : 1
DSN = new Random().Next();//Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.START_CONTINOUS);//Request : 3
packet.Append((byte)EnumAndConstants.PROTOCOL_LENGTH);//Length : 0
packet.Append((byte)calculateCheckSum(packet, false));//CRC
ResponseCode resp = sendRequest(serialPort, ref packet);
if (resp == ResponseCode.SUCCESS)
{
stateVar = new ReadState();
stateVar.packetState = PacketState.CONTINUOUS_ADC_COUNT;
stateVar.currentPos = 0;
fileName = ApplicationUtil.ApplicationUtil.GetFileNameWithDateTime(EnumAndConstants.CSV_FORMAT);//get name of file
directory = System.Configuration.ConfigurationManager.AppSettings["DirectoryPath"];
directory = Path.Combine(directory, fileName);
}
return resp;
}
catch (Exception ex)
{
m_logger.Error(ex);
return ResponseCode.FAILURE;
}
}
/// <summary>
/// function for request setConfiguration
/// </summary>
/// <returns></returns>
public ResponseCode setConfigurationRequest(ConfigurationVO configVo)
{
try
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME);//SOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER); //Version : 1
DSN = new Random().Next();//Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.SET_CONFIGIRATION); //Request : 2
packet.Append((byte)28); // Length : 0
packet.Append((byte)configVo.mode_operation);
packet.Append((byte)configVo.NumberOfSelectedChannels);
packet.Append((UInt16)configVo.ChannelValue);
adc_resolution = configVo.adcresolution;
//packet.Append((byte)configVo.adcresolution);
sampling_rate = configVo.sampaling_rate;
packet.Append((byte)configVo.sampaling_rate);
packet.Append((byte)configVo.T5VDAC);
packet.Append((byte)configVo.T7VDAC);
packet.Append((UInt16)configVo.T1);
packet.Append((UInt16)configVo.T2);
packet.Append((UInt16)configVo.T3);
packet.Append((UInt16)configVo.T4);
packet.Append((UInt16)configVo.T5);
packet.Append((UInt16)configVo.T6);
packet.Append((UInt16)configVo.T7);
packet.Append((UInt16)configVo.T8);
packet.Append((UInt16)configVo.T9);
packet.Append((UInt16)configVo.T10);
packet.Append((byte)calculateCheckSum(packet, false));
GraphFileCollectionSingleton.getInstance().channelFileMap = new Dictionary<ushort, List<string>>();
//Append packetfields
return sendRequest(serialPort, ref packet);
}
catch (Exception ex)
{
m_logger.Error(ex);
return ResponseCode.FAILURE;
}
}
/// <summary>
/// response packet
/// </summary>
/// <returns></returns>
public ResponseCode sendResponceCode(int requestId)
{
try
{
//stateVar = new ReadState();
//stateVar.packetState = PacketState.HEADER;
//stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME);
packet.Append((byte)EnumAndConstants.PROTOCOL_VER);//VERSION 1
DSN = new Random().Next();
packet.Append((byte)DSN);
packet.Append((byte)requestId);//RESPONCE 00
packet.Append((byte)0x01);//LENGTH 0
packet.Append((byte)ResponceID.NORMAL_RESPONSE);//responce normal
packet.Append((byte)calculateCheckSum(packet, false));
return sendRequest(serialPort, ref packet);
}
catch (Exception ex)
{
m_logger.Error(ex);
return ResponseCode.FAILURE;
}
}
/// <summary>
/// Received packed details
/// </summary>
/// <param name="bytesToRead"></param>
/// <param name="serialPort"></param>
public void ReadPacket(int bytesToRead, SerialPort serialPort)
{
try
{
if (serialPort.IsOpen == false)
return;
while (serialPort.BytesToRead > 0)
{
///For continuous ADC count packet
if (stateVar.packetState == PacketState.CONTINUOUS_ADC_COUNT)
{
//if (adc_resolution == (int)EnumAndConstants.BIT_CHECKER)
//{
// NUMBER_OF_RECORDS = serialPort.BytesToRead;
// stateVar.ReadBuffer = new byte[NUMBER_OF_RECORDS];
//// }
//else
//{
int bytesAvailable = serialPort.BytesToRead;
if (bytesAvailable % 2 != 0)
NUMBER_OF_RECORDS = bytesAvailable - 1;
else
NUMBER_OF_RECORDS = bytesAvailable;
stateVar.ReadBuffer = new byte[NUMBER_OF_RECORDS];
stateVar.currentPos = 0;
NUMBER_OF_RECORDS /= 2;
if (NUMBER_OF_RECORDS <= 0)
return;
//}
}
int bytesread=0;
lock (serialPort)
{
bytesread = serialPort.Read(stateVar.ReadBuffer, stateVar.currentPos, stateVar.ReadBuffer.Length - stateVar.currentPos);
}
stateVar.currentPos += bytesread;
if (stateVar.currentPos < stateVar.ReadBuffer.Length)
continue;
stateVar.currentPos = 0;
switch (stateVar.packetState)
{
case PacketState.START_OF_PACKET:
{
if (stateVar.ReadBuffer[0] == EnumAndConstants.START_FRAME_2 && stateVar.LastSopRead == EnumAndConstants.START_FRAME_1)
{
stateVar.packetState = PacketState.HEADER;
}
stateVar.LastSopRead = stateVar.ReadBuffer[0];
break;
}
case PacketState.HEADER:
{
stateVar.packetState = PacketState.PAYLOAD;
break;
}
case PacketState.PAYLOAD:
{
responsePacket = new Packet.Packet(stateVar.Header.Length + stateVar.ReadBuffer.Length + EnumAndConstants.CONSTANT_VALUE);
responsePacket.Append((byte)EnumAndConstants.START_FRAME_1);
responsePacket.Append((byte)EnumAndConstants.START_FRAME_2);
responsePacket.Append(stateVar.Header);
responsePacket.Append(stateVar.ReadBuffer);
stateVar.packetState = PacketState.START_OF_PACKET;
responsePacket.DataLength = responsePacket.CurrentPos;
responsePacket.CurrentPos = 0;
string payloadstr = "";
for (int ctr = 0; ctr < responsePacket.DataLength; ctr++)
{
payloadstr += " " + responsePacket.DataArray[ctr].ToString("X2");
}
m_logger.Debug("Received Payload", payloadstr);
if (responsePacket.DataArray[0] == EnumAndConstants.START_FRAME_1 && responsePacket.DataArray[1] == EnumAndConstants.START_FRAME_2)
{
if (calculateCheckSum(responsePacket, true) != responsePacket.DataArray[responsePacket.DataLength - 1])
{
m_logger.Debug("Received packet is invalid, CheckSum not matched.");
return;
}
}
ParsingData(responsePacket);
break;
}
case PacketState.ADC_COUNT:
{
ResponsePacketCreation();
break;
}
case PacketState.CONTINUOUS_ADC_COUNT:
{
if (!isStopClick)
ResponsePacketCreation();
break;
}
}
}
}
catch (Exception ex)
{
m_logger.Error(ex);
}
}
/// <summary>
/// function for handshaking with wireless device
/// </summary>
/// <returns></returns>
public ResponseCode handshakeWirelessDevice()
{
try
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME);//DOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER); //Version : 1
DSN = new Random().Next(); //Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.HANDSHAKE_WIRELESS_DEVICE); // Request : 0x01
packet.Append((byte)EnumAndConstants.PROTOCOL_LENGTH); //Length : 0x00
packet.Append((byte)calculateCheckSum(packet, false));
return sendRequest(serialPort, ref packet);
}
catch (Exception ex)
{
m_logger.Error(ex);
return ResponseCode.FAILURE;
}
}
/// <summary>
/// function for request setConfiguration
/// </summary>
/// <returns></returns>
public ResponseCode setConfigurationRequest(ConfigurationVO configVo)
{
try
{
stateVar = new ReadState();
stateVar.packetState = PacketState.START_OF_PACKET;
stateVar.currentPos = 0;
Packet.Packet packet = new Packet.Packet(1048);
packet.Append(EnumAndConstants.START_FRAME); //SOF
packet.Append((byte)EnumAndConstants.PROTOCOL_VER); //Version : 1
DSN = new Random().Next(); //Random number
packet.Append((byte)DSN);
packet.Append((byte)RequestId.SET_CONFIGIRATION); //Request : 2
packet.Append((byte)28); // Length : 0
packet.Append((byte)configVo.mode_operation);
packet.Append((byte)configVo.NumberOfSelectedChannels);
packet.Append((UInt16)configVo.ChannelValue);
adc_resolution = configVo.adcresolution;
//packet.Append((byte)configVo.adcresolution);
sampling_rate = configVo.sampaling_rate;
packet.Append((byte)configVo.sampaling_rate);
packet.Append((byte)configVo.T5VDAC);
packet.Append((byte)configVo.T7VDAC);
packet.Append((UInt16)configVo.T1);
packet.Append((UInt16)configVo.T2);
packet.Append((UInt16)configVo.T3);
packet.Append((UInt16)configVo.T4);
packet.Append((UInt16)configVo.T5);
packet.Append((UInt16)configVo.T6);
packet.Append((UInt16)configVo.T7);
packet.Append((UInt16)configVo.T8);
packet.Append((UInt16)configVo.T9);
packet.Append((UInt16)configVo.T10);
packet.Append((byte)calculateCheckSum(packet, false));
GraphFileCollectionSingleton.getInstance().channelFileMap = new Dictionary <ushort, List <string> >();
//Append packetfields
return(sendRequest(serialPort, ref packet));
}
catch (Exception ex)
{
m_logger.Error(ex);
return(ResponseCode.FAILURE);
}
}
/// <summary>
/// Response packet creation
/// </summary>
private void ResponsePacketCreation()
{
try
{
responsePacket = new Packet.Packet(stateVar.ReadBuffer.Length);
responsePacket.Append(stateVar.ReadBuffer);
responsePacket.DataLength = responsePacket.CurrentPos;
responsePacket.CurrentPos = 0;
string payloadstr = "";
for (int ctr = 0; ctr < responsePacket.DataLength; ctr++)
{
payloadstr += " " + responsePacket.DataArray[ctr].ToString("X2");
}
m_logger.Debug("Received Payload", payloadstr);
if (responsePacket.DataArray[0] == EnumAndConstants.START_FRAME_1 && responsePacket.DataArray[1] == EnumAndConstants.START_FRAME_2)
{
ParsingData(responsePacket);
}
else
{
GetADCDetails(responsePacket);
}
}
catch (Exception ex)
{
m_logger.Error(ex);
}
}