/// <summary>
/// Get all data from camera memory.
/// </summary>
/// <returns></returns>
public void GetStatus()
{
try
{
sysStatus = BitFun.HexToBitArray(BitFun.ByteToHex(TxRx(0x49)).Substring(0, 2));
TxRx(0x53, 0xe0, 0x01, 0x00);
fpgaStatus = BitFun.HexToBitArray(BitFun.ByteToHex(TxRx(0x53, 0xe1, 0x01)).Substring(0, 2));
TxRx(0x53, 0xe0, 0x01, 0xd4);
trigMode = BitFun.HexToBitArray(BitFun.ByteToHex(TxRx(0x53, 0xe1, 0x01)).Substring(0, 2));
TxRx(0x53, 0xe0, 0x01, 0xf7);
testPattern = BitFun.ByteToHex(TxRx(0x53, 0xe1, 0x01)) == "4";
}
catch { }
}
/// <summary>
/// Send/Recieve to camera.
/// </summary>
/// <param name="msg">Bytes to send.</param>
/// <returns></returns>
public byte[] TxRx(params byte[] msg)
{
byte[] send = new byte[msg.Length + 1];
for (int i = 0; i < msg.Length; i++)
{
send[i] = msg[i];
}
send[msg.Length] = 0x50; // Append ETX char at end
send = BitFun.GetChecksum(send); // Send with checksum
try
{
serial?.Write(send);
Thread.Sleep(100);
return(serial?.Read());
}
catch
{
}
return(new byte[0]);
}
/// <summary>
/// Init. camera with required settings.
/// </summary>
private void Initialize()
{
TxRx(0x4f, 0x52); // Boot the FPGA
TxRx(0x4f, 0x57); // Set system state
TxRx(0x53, 0xe0, 0x02, 0x00, 0x01); // Set FPGA control register
TxRx(0x53, 0xae, 0x05, 0x01, 0x00, 0x00, 0x02, 0x00);
string cal = BitFun.ByteToHex(TxRx(0x53, 0xaf, 0x12)).Substring(20, 16);
ushort calADC0C = (ushort)BitFun.ByteToInt(BitFun.HexToByte(cal.Substring(0, 4)));
ushort calADC40C = (ushort)BitFun.ByteToInt(BitFun.HexToByte(cal.Substring(4, 4)));
ushort calDAC0C = (ushort)BitFun.ByteToInt(BitFun.HexToByte(cal.Substring(8, 4)));
ushort calDAC40C = (ushort)BitFun.ByteToInt(BitFun.HexToByte(cal.Substring(12, 4)));
calibrationADC[0] = -40.0 / Convert.ToDouble(calADC0C - calADC40C); // slope
calibrationADC[1] = 40.0 - (calibrationADC[0] * Convert.ToDouble(calADC40C)); // intercept
calibrationDAC[0] = -40.0 / Convert.ToDouble(calDAC0C - calDAC40C); // slope
calibrationDAC[1] = 40.0 - (calibrationDAC[0] * Convert.ToDouble(calDAC40C)); // intercept
GetStatus();
}
/// <summary>
/// Read from device output queue.
/// </summary>
private void ReadQ()
{
while (go)
{
Thread.Sleep(1);
while (dataAvailable)
{
try
{
string[] msg = outQ.Dequeue().ToString().Split(',');
string[] val = new string[msg.Length - 1];
for (int i = 0; i < val.Length; i++)
{
val[i] = msg[i + 1];
}
byte[] data = new byte[2];
switch (msg[0])
{
case "IP":
ip = val[1];
break;
case "PING": // Connected status
_connected = val[0] == "PING";
break;
case "WDT":
watchDogState = Convert.ToBoolean(Convert.ToByte(val[0]));
watchDogTime = Convert.ToInt16(val[1]);
break;
case "VERSION": // Version from SVN repo of code running on device
version = val[0];
break;
case "TIME":
break;
case "TEMPB": // Temperature in bytes
break;
case "TEMPK": // Temperature in Kelvin
break;
case "TEMPC": // Temperature in Celsius
temp = Convert.ToDouble(val[0]);
break;
case "TEMPF": // Temperature in Farenheit
break;
case "LED_TEST": // LED testing on
break;
case "LED_DONE": // LED done on
break;
case "LED_ERROR": // LED error on
break;
case "KV_ENABLE": // KV enable on
kVEnable = Convert.ToBoolean(Convert.ToByte(val[0]));
break;
case "FIL_READY": // Fil ready
_filReady = Convert.ToBoolean(Convert.ToByte(val[0]));
break;
case "INTERLOCK": // Interlock closed
interlock = Convert.ToBoolean(Convert.ToByte(val[0]));
break;
case "XRAYS": // Xrays detected
xRaysOn = Convert.ToBoolean(Convert.ToByte(val[0]));
break;
case "HVPWR_ADJ": // HV adjustable volts
_hvPwrAdj = Convert.ToDouble(val[0]);
break;
case "HVPWR_EN": // HV adj./24v enable
break;
case "TBPWR_EN": // Tube aux voltages (+/-5v +3.3v) enable
break;
case "ADC_BYTES":
break;
case "ADC_VOLTS":
int channel = Convert.ToByte(val[0]);
switch (channel)
{
case monVCh:
monV = Convert.ToDouble(val[1]);
break;
case monACh:
monA = Convert.ToDouble(val[1]);
break;
}
break;
case "ADC_CONVERT":
break;
case "ADC_SLOPE":
break;
case "ADC_OFFSET":
break;
case "ADC_DEFAULTS":
break;
case "DAC_BYTES":
break;
case "DAC_VOLTS":
channel = Convert.ToByte(val[0]);
switch (channel)
{
case 0:
_setV = Convert.ToDouble(val[1]);
break;
case 1:
_setA = Convert.ToDouble(val[1]);
break;
}
break;
case "DAC_CONVERT":
break;
case "DAC_SLOPE":
break;
case "DAC_OFFSET":
break;
case "DAC_DEFAULT":
break;
case "EXT_COMM":
break;
case "00@I2C_READ":
for (int i = 0; i < 128; i++)
{
registers[i] = Convert.ToByte(val[1 + i]);
}
break;
case "01@I2C_READ":
bool[] s = BitFun.HexToBitArray(Convert.ToByte(val[1]).ToString("X2"));
status["Interlock"] = s[0];
status["HV On"] = s[1];
status["HVPG"] = s[2];
status["Tube Ready"] = s[3];
status["Faulted"] = s[7];
break;
case "02@I2C_READ":
bool[] f = BitFun.HexToBitArray(Convert.ToByte(val[1]).ToString("X2"));
faults["Booted"] = f[0];
faults["Interlock"] = f[1];
faults["Unstable"] = f[2];
faults["HV"] = f[3];
faults["Temperature"] = f[4];
faults["Timeout"] = f[5];
break;
case "1B@I2C_READ":
data[0] = Convert.ToByte(val[1]);
data[1] = Convert.ToByte(val[2]);
_setV = BitFun.ByteToInt(data, true) / bitsPerkV;
data[0] = Convert.ToByte(val[3]);
data[1] = Convert.ToByte(val[4]);
_setA = BitFun.ByteToInt(data, true) / bitsPeruA;
data[0] = Convert.ToByte(val[5]);
data[1] = Convert.ToByte(val[6]);
monV = BitFun.ByteToInt(data, true) / bitsPerkV;
data[0] = Convert.ToByte(val[7]);
data[1] = Convert.ToByte(val[8]);
monA = BitFun.ByteToInt(data, true) / bitsPeruA;
break;
case "38@I2C_READ":
kVEnable = Convert.ToByte(val[1]) == 1;
break;
case "128@SPI_READ":
data[0] = Convert.ToByte(val[1]);
data[1] = Convert.ToByte(val[2]);
monV = BitFun.ByteToInt(data, true) / bitsPerkV;
break;
case "192@SPI_READ":
data[0] = Convert.ToByte(val[1]);
data[1] = Convert.ToByte(val[2]);
monA = BitFun.ByteToInt(data, true) / bitsPeruA;
break;
}
}
catch
{
}
}
}
}
