public bool Status(int nRelay)
{
Monitor.Enter(ftdi);
//Open();
errMsg = null;
try
{
byte bitModes = 0;
ftdi.GetPinStates(ref bitModes);
if ((bitModes & (1 << (nRelay - 1))) != 0)
{
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.LOG, "FTDI close#4\n");
Close();
Monitor.Exit(ftdi);
return(true);
}
}
#pragma warning disable CA1031 // Do not catch general exception types
catch (Exception ex)
#pragma warning restore CA1031 // Do not catch general exception types
{
errMsg = "Relay Status failed\n" + ex.Message;
}
Monitor.Exit(ftdi);
return(false);
}
public static void DebugAddMsg(DebugEnum level, string msg)
{
DebugMsg msgItem = new DebugMsg
{
Text = Form1.MyTime() + " " + msg,
Level = level
};
DebugAddMsg(msgItem);
}
public void SetText(DebugEnum debugLevel, string v)
{
if (debugLevel <= DebugLevel || debugLevel == DebugEnum.LOG || Tuning)
{
DebugMsg myMsg = new DebugMsg
{
Text = MyTime() + " " + v,
Level = debugLevel
};
//msgQueue.Enqueue(myMsg);
DebugAddMsg(myMsg);
}
}
public void Close()
{
// Put some delays in here as the 8-channel relay was turning on some relays
// I had 4-channel as Relay1 and 8-channel as Relay2
// The delays seem to have cured that problem
if (ftdi != null && ftdi.IsOpen)
{
//AllOff();
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.LOG, "FTDI close#3\n");
ftdi.Close();
Thread.Sleep(200);
}
ftdi = null;
Thread.Sleep(200);
}
public byte Status()
{
relayError = false;
if (ftdi == null)
{
//Open(false);
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.LOG, "FTDI is null??\n");
relayError = true;
return(0x0);
}
Monitor.Enter(ftdi);
bool local = false;
if (ftdi != null && !ftdi.IsOpen) // then we'll open and close the device inside here
{
Open();
local = true;
}
errMsg = null;
byte bitModes = 0x00;
try
{
FTD2XX_NET.FTDI.FT_STATUS status = ftdi.GetPinStates(ref bitModes);
if (status != FT_STATUS.FT_OK)
{
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.LOG, "FTDI status != FT_STATUS_.FT_OK, " + status + " != " + FT_STATUS.FT_OK + "\n");
errMsg = "Oops!!";
ftdi.CyclePort();
Monitor.Exit(ftdi);
relayError = true;
return(0x0);
}
}
catch (Exception ex)
{
errMsg = "Relay Status failed\n" + ex.Message;
}
if (local)
{
Close();
}
if (ftdi != null)
{
Monitor.Exit(ftdi);
}
return(bitModes);
}
public void Open(string comPortNew, bool close = false)
{
errMsg = null;
if (ftdi == null)
{
ftdi = new FTDI();
}
else
{
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.LOG, "FTDI close#1\n");
ftdi.Close();
}
try
{
int index = comList.IndexOf(comPortNew);
if (index < 0)
{
index = -1;
return;
}
ftdi.OpenByIndex(comIndex[index]);
ftdi.SetBitMode(0xff, 0x01);
comPort = comPortNew;
relayNum = (int)index + 1; // index is 0-based, our relayNum is 1-based for the GUI
serialNumber = serialNums[index];
if (close)
{
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.LOG, "FTDI close#2\n");
ftdi.Close();
ftdi = null;
}
//AllOff();
}
#pragma warning disable CA1031 // Do not catch general exception types
catch (Exception ex)
#pragma warning restore CA1031 // Do not catch general exception types
{
errMsg = "Relay Open failed\n" + ex.Message + "\n";
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.ERR, errMsg);
return;
}
// this msg doesn't display...why??
//DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.ERR, "Relay#"+relayNum+" opened\n");
}
public bool Status(int nRelay)
{
Monitor.Enter(ftdi);
//Open();
errMsg = null;
try
{
byte bitModes = 0;
ftdi.GetPinStates(ref bitModes);
if ((bitModes & (1 << (nRelay - 1))) != 0)
{
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.LOG, "FTDI close#4\n");
Close();
Monitor.Exit(ftdi);
return(true);
}
}
catch (Exception ex)
{
errMsg = "Relay Status failed\n" + ex.Message;
}
Monitor.Exit(ftdi);
return(false);
}
public static void DebugAddMsg(DebugMsg msg)
{
msgQueue.Enqueue(msg);
}
public void Set(int nRelay, byte status)
{
if (ftdi == null)
{
Open(false);
}
if (nRelay == 0)
{
return;
}
Monitor.Enter(ftdi);
errMsg = null;
try
{
// Get status
byte[] data = { 0xff, 0xff, 0x00 };
uint nWritten = 0;
byte flags;
byte bitModes = 0x00;
ftdi.GetPinStates(ref bitModes);
if (status != 0)
{
flags = (byte)(bitModes | (1u << (nRelay - 1)));
}
else
{
flags = (byte)(bitModes & (~(1u << (nRelay - 1))));
}
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.LOG, "Relay #" + nRelay + " set=" + status + " bits=" + bitModes + " newBits=" + flags + "\n");
data[2] = flags;
ftdi.Write(data, data.Length, ref nWritten);
if (nWritten == 0)
{
Close();
errMsg = "Unable to write to relay...disconnected?";
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.ERR, errMsg);
Monitor.Exit(ftdi);
return;
//throw new Exception("Unable to write to relay...disconnected?");
}
Thread.Sleep(100);
byte bitModes2 = 0x00;
ftdi.GetPinStates(ref bitModes2);
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.LOG, "Relay #" + nRelay + " statusbits=" + bitModes2 + "\n");
if (status != 0) // check we set it
{
if ((bitModes2 & (1u << (nRelay - 1))) == 0)
{
errMsg = "Relay did not get set!";
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.ERR, errMsg);
Close();
Monitor.Exit(ftdi);
return;
}
}
//Status();
}
catch (Exception ex)
{
errMsg = "Relay Set failed\n" + ex.Message;
DebugMsg.DebugAddMsg(DebugMsg.DebugEnum.ERR, errMsg);
}
Monitor.Exit(ftdi);
}
