void readEEPROM()
{
if (serialPort1.BytesToRead < 256)
{
return;
}
StreamWriter CSV = new StreamWriter("EEPROM_DATA.CSV", true);
byte[] newBytes = new byte[256];
serialPort1.Read(newBytes, 0, 256);
string Str = BitConverter.ToString(newBytes, 0, 256);
richTextBox1.Invoke(new MethodInvoker(delegate() { richTextBox1.AppendText(Str + Environment.NewLine + Environment.NewLine); }));
TelemetryPacket packet = new TelemetryPacket();
for (int i = 0; i <= 12; i++)
{
if (newBytes[21 * i] == 0x03 && newBytes[21 * i + 1] == 0xE9)
{
packet.team_id = 1001;
packet.time = ((int)newBytes[21 * i + 2] << 8) + (int)newBytes[21 * i + 3];
packet.altitude = unchecked ((short)(((ushort)newBytes[21 * i + 4] << 8) + newBytes[21 * i + 5]));
packet.outside_temp = (((int)newBytes[21 * i + 6] << 8) + (int)newBytes[21 * i + 7]) / 10;
packet.inside_temp = (((int)newBytes[21 * i + 8] << 8) + (int)newBytes[21 * i + 9]) / 10;
packet.voltage = unchecked ((ushort)(((ushort)newBytes[21 * i + 10] << 8) + newBytes[21 * i + 11]));
packet.voltage = unchecked ((float)(((packet.voltage) / 65535) * (maxVoltage * voltageScale)));
packet.state = packet.stateName((int)newBytes[21 * i + 12]);
packet.x_accel = unchecked ((short)(((ushort)newBytes[21 * i + 13] << 8) + newBytes[21 * i + 14]));
packet.x_accel = unchecked ((float)(packet.x_accel / 16384));
packet.y_accel = unchecked ((short)(((ushort)newBytes[21 * i + 15] << 8) + newBytes[21 * i + 16]));
packet.y_accel = unchecked ((float)(packet.y_accel / 16384));
packet.z_accel = unchecked ((short)(((ushort)newBytes[21 * i + 17] << 8) + newBytes[21 * i + 18]));
packet.z_accel = unchecked ((float)(packet.z_accel / 16384));
packet.count = ((int)newBytes[21 * i + 19] << 8) + (int)newBytes[21 * i + 20];
string[] packetStr = HandleData.packetToString(packet);
string row = String.Format("{0, 8}, {1, 8}, {2, 8}, {3, 14}, {4, 14}, {5, 8}, {6, 6}, {7, 6}, {8, 6}, {9, 6}, {10, 6}", packetStr[0], packetStr[1], packetStr[2], packetStr[3],
packetStr[4], packetStr[5], packetStr[6], packetStr[7], packetStr[8], packetStr[9], packetStr[10]);
CSV.WriteLine(row);
}
}
CSV.Close();
//MessageBox.Show("Done");
}
public static void addNewPacket(TelemetryPacket telemetry)
{
time.Add(telemetry.time);
altitude.Add(telemetry.altitude);
outside_temp.Add(telemetry.outside_temp);
inside_temp.Add(telemetry.inside_temp);
voltage.Add(telemetry.voltage);
x_accel.Add(telemetry.x_accel);
y_accel.Add(telemetry.y_accel);
z_accel.Add(telemetry.z_accel);
state = telemetry.state;
}
void readTransmittedTelemetry()
{
if (serialPort1.BytesToRead <= packetSize)
{
return;
}
//StreamWriter rawDataFile = new StreamWriter("raw_packets.txt");
byte[] firstByte = new byte[4];
serialPort1.Read(firstByte, 0, 4);
//rawDataFile.Write(firstByte);
if (firstByte[0] != 0x7E || firstByte[1] != 0x00 || firstByte[2] != 0x21 || firstByte[3] != 0x90)
{
return;
}
byte[] rawPacket = new byte[packetSize - 4];
serialPort1.Read(rawPacket, 0, packetSize - 4);
//rawDataFile.Write(rawPacket);
//rawDataFile.Close();
var ms = new MemoryStream(new byte[packetSize], 0, packetSize, true, true);
ms.Write(firstByte, 0, 4);
ms.Write(rawPacket, 0, packetSize - 4);
byte[] fullPacket = ms.GetBuffer(); //maybe use ToArray??
string packetStr = BitConverter.ToString(fullPacket, 0, packetSize);
richTextBox1.Invoke(new MethodInvoker(delegate() { richTextBox1.AppendText(packetStr + Environment.NewLine); }));
richTextBox1.Invoke(new MethodInvoker(delegate() { richTextBox1.ScrollToCaret(); }));
TelemetryPacket receivedPacket = new TelemetryPacket();
parsePacket(ref receivedPacket, fullPacket);
if (receivedPacket.time < 0)
{
return;
}
//reset graphs when leaving lest state;
if (lastState.Equals("Test") && receivedPacket.state.Equals("Lauch"))
{
HandleData.clearData();
updateCharts();
}
HandleData.addPacketToCSV(HandleData.packetToString(receivedPacket)); // add ToString method to TelemetryPacket
HandleData.addNewPacket(receivedPacket);
updateCharts();
lastState = receivedPacket.state;
}
public static string[] packetToString(TelemetryPacket data)
{
string[] packetStr = new string[11];
packetStr[0] = data.team_id.ToString();
packetStr[1] = data.time.ToString();
packetStr[2] = data.altitude.ToString();
packetStr[3] = data.outside_temp.ToString();
packetStr[4] = data.inside_temp.ToString();
packetStr[5] = data.voltage.ToString();
packetStr[6] = data.state;
packetStr[7] = data.x_accel.ToString();
packetStr[8] = data.y_accel.ToString();
packetStr[9] = data.z_accel.ToString();
packetStr[10] = data.count.ToString();
return(packetStr);
}
void parsePacket(ref TelemetryPacket packet, byte[] fullData)
{
packet.team_id = ((int)fullData[15] << 8) + (int)fullData[16];
packet.time = ((int)fullData[17] << 8) + (int)fullData[18];
packet.altitude = unchecked ((short)(((ushort)fullData[19] << 8) + fullData[20]));
packet.outside_temp = (((int)fullData[21] << 8) + (int)fullData[22]) / 10;
packet.inside_temp = (((int)fullData[23] << 8) + (int)fullData[24]) / 10;
packet.voltage = unchecked ((ushort)(((ushort)fullData[25] << 8) + fullData[26]));
packet.voltage = unchecked ((float)(((packet.voltage) / 65536) * (maxVoltage * voltageScale)));
packet.state = packet.stateName((int)fullData[27]);
packet.x_accel = unchecked ((short)(((ushort)fullData[28] << 8) + fullData[29]));
packet.x_accel = unchecked ((float)(packet.x_accel / 16384));
packet.y_accel = unchecked ((short)(((ushort)fullData[30] << 8) + fullData[31]));
packet.y_accel = unchecked ((float)(packet.y_accel / 16384));
packet.z_accel = unchecked ((short)(((ushort)fullData[32] << 8) + fullData[33]));
packet.z_accel = unchecked ((float)(packet.z_accel / 16384));
packet.count = ((int)fullData[34] << 8) + (int)fullData[35];
}