public void ChangeCircutState(OutputPin pin)
{
LogHelper.LogMessage("GpioInterface ChangeCircutState invoked: {0} - {1}", DateTime.Now, pin);
var connectorPin = MapOutputPin(pin);
gpioConnection.Blink(connectorPin, BlinkDurationMilis);
}
public void Blink(TimeSpan duration)
{
if (connection == null)
{
throw new ApplicationException("Pin Manager is not connected!");
}
connection.Blink(pinConfig, duration);
}
private static void TestLEDs()
{
Console.WriteLine("Test GPIO");
var led1 = ConnectorPin.P1Pin31.Output();
var led2 = ConnectorPin.P1Pin33.Output();
var led3 = ConnectorPin.P1Pin35.Output();
var led4 = ConnectorPin.P1Pin37.Output();
var connection = new GpioConnection(led1, led2, led3, led4);
for (int i = 0; i < 5; i++)
{
connection.Blink(led1, new TimeSpan(0, 0, 1));
connection.Blink(led2, new TimeSpan(0, 0, 1));
connection.Blink(led3, new TimeSpan(0, 0, 1));
connection.Blink(led4, new TimeSpan(0, 0, 1));
}
connection.Close();
}
static void Main(string[] args)
{
bool updating = false;
var redLED = ConnectorPin.P1Pin11.ToProcessor();
var greenLED = ConnectorPin.P1Pin07.Output();
var driver = GpioConnectionSettings.DefaultDriver;
driver.Allocate(redLED, PinDirection.Output);
DF1Comm.DF1Comm df1 = new DF1Comm.DF1Comm();
var gpioConnection = new GpioConnection(greenLED);
var Abutton = ConnectorPin.P1Pin12.Input()
.Revert()
.OnStatusChanged(a =>
{
if (a && !updating)
{
updating = true;
driver.Write(redLED, true);
DownloadProgram(df1, Properties.Settings.Default.FileA, Properties.Settings.Default.SerialPort);
driver.Write(redLED, false);
gpioConnection.Blink(greenLED, TimeSpan.FromSeconds(5));
updating = false;
}
});
var Bbutton = ConnectorPin.P1Pin16.Input()
.Revert()
.OnStatusChanged(b =>
{
if (b && !updating)
{
updating = true;
driver.Write(redLED, true);
DownloadProgram(df1, Properties.Settings.Default.FileB, Properties.Settings.Default.SerialPort);
driver.Write(redLED, false);
gpioConnection.Blink(greenLED, TimeSpan.FromSeconds(5));
updating = false;
}
});
gpioConnection.Add(Abutton);
gpioConnection.Add(Bbutton);
Console.Read();
}
public void EnableLight(Lights light)
{
TimeSpan blinkDuration = TimeSpan.FromMilliseconds(10);
var pinPush = ConnectorPin.P1Pin36.Output();
var pinLatch = ConnectorPin.P1Pin38.Output();
var pinValue = ConnectorPin.P1Pin40.Output();
using (var conn = new GpioConnection(pinPush, pinLatch, pinValue))
{
foreach (Lights l in AllLights)
{
conn[pinValue] = (light & l) == l;
conn.Blink(pinPush, blinkDuration);
}
conn[pinValue] = false;
// push the rest of non used lights
//for (int j = 0; j < (8 - AllLights.Length); j++)
//{
// conn.Blink(pinPush, blinkDuration);
//}
// commit
conn.Blink(pinLatch, blinkDuration);
}
}
private static void UploadProgram(DF1Comm.DF1Comm df1, IGpioConnectionDriver driver, GpioConnection gpioConnection, ProcessorPin redLED, OutputPinConfiguration greenLED, string filename, string serialPort)
{
startIdleTimer();
//turn on red LED while update is in progress
driver.Write(redLED, true);
//set serial port on DF1 class to serial port specified, e.g. "/dev/ttyUSB0"
df1.ComPort = serialPort;
//detectBaudRate(df1);
//Create new PLCFileDetails object
System.Collections.ObjectModel.Collection <DF1Comm.DF1Comm.PLCFileDetails> PLCFiles = new System.Collections.ObjectModel.Collection <DF1Comm.DF1Comm.PLCFileDetails>();
//byte collection to hold raw data to send to PLC
System.Collections.ObjectModel.Collection <byte> data = new System.Collections.ObjectModel.Collection <byte>();
//try to upload the PLCfiles from the PLC
try
{
PLCFiles = df1.UploadProgramData();
try
{
fileWriter = new System.IO.StreamWriter(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, filename));
for (int i = 0; i < PLCFiles.Count; i++)
{
fileWriter.WriteLine(String.Format("{0:x2}", PLCFiles[i].FileType));
fileWriter.WriteLine(String.Format("{0:x2}", PLCFiles[i].FileNumber));
for (int j = 0; j < PLCFiles[i].data.Length; j++)
{
fileWriter.Write(String.Format("{0:x2}", PLCFiles[i].data[j]));
}
fileWriter.WriteLine();
}
fileWriter.Close();
}
catch (Exception ex)
{
Console.WriteLine("Could not save PLC file. " + ex.Message + " " + ex.StackTrace);
rapidBlink(driver, redLED);
startIdleTimer();
if (fileWriter != null)
{
fileWriter.Close();
}
return;
}
}
//write the error to the console if an error occurs uploading the program
catch (Exception ex)
{
Console.WriteLine("Could not upload PLC file. " + ex.Message + " " + ex.StackTrace);
rapidBlink(driver, redLED);
startIdleTimer();
return;
}
//turn off red LED when upload is complete
driver.Write(redLED, false);
//write a success message to the console if completed without errors
Console.WriteLine("Successful Upload");
//turn on green LED for 5 seconds when update is complete
gpioConnection.Blink(greenLED, TimeSpan.FromSeconds(5));
//reset the idle shutdown timer
startIdleTimer();
return;
}
//Downloads program to PLC using specified file name and serial port
private static void DownloadProgram(DF1Comm.DF1Comm df1, IGpioConnectionDriver driver, GpioConnection gpioConnection, ProcessorPin redLED, OutputPinConfiguration greenLED, string filename, string serialPort)
{
startIdleTimer();
//turn on red LED while update is in progress
driver.Write(redLED, true);
//set serial port on DF1 class to serial port specified, e.g. "/dev/ttyUSB0"
df1.ComPort = serialPort;
//detectBaudRate(df1);
//Create new PLCFileDetails object
System.Collections.ObjectModel.Collection <DF1Comm.DF1Comm.PLCFileDetails> PLCFiles = new System.Collections.ObjectModel.Collection <DF1Comm.DF1Comm.PLCFileDetails>();
//Create new PLCFile with the defaults
DF1Comm.DF1Comm.PLCFileDetails PLCFile = default(DF1Comm.DF1Comm.PLCFileDetails);
//try reading the program file using the filename specified
try
{
//create fileReader to read from file
fileReader = new System.IO.StreamReader(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, filename));
//initialize string to hold contents of each line
string line = null;
//byte collection to hold raw data to send to PLC
System.Collections.ObjectModel.Collection <byte> data = new System.Collections.ObjectModel.Collection <byte>();
//loop until the end of the file is reached
//data is read in chunks of 3 lines
//the first line is the FileType
//the second line is the FileNumber
//and the third line is the data
//these are converted into a PLCFile and added to the PLCFiles collection
while (!(fileReader.EndOfStream))
{
//get the contents of the first line
line = fileReader.ReadLine();
//convert hex ascii to byte for FileType
PLCFile.FileType = Convert.ToByte(line, 16);
//get the contents of the second line
line = fileReader.ReadLine();
//convert hex ascii to byte for FileNumber
PLCFile.FileNumber = Convert.ToByte(line, 16);
//get the contents of the third line
line = fileReader.ReadLine();
//clear the data collection
data.Clear();
//loop through the entire line two characters at a time
for (int i = 0; i <= line.Length / 2 - 1; i++)
{
//convert each two character ascii hex byte into a byte and add to data collection
data.Add(Convert.ToByte(line.Substring(i * 2, 2), 16));
}
//create byte array the same length as data collection
byte[] dataC = new byte[data.Count];
//copy data collection to byte array
data.CopyTo(dataC, 0);
//assign byte array to PLCFile data property
PLCFile.data = dataC;
//add the PLCFile to the PLCFiles collection
PLCFiles.Add(PLCFile);
}
//try to download the PLCfiles to the PLC
try
{
df1.DownloadProgramData(PLCFiles);
//set the PLC back to Run mode when download is complete
df1.SetRunMode();
}
//write the error to the console if an error occurs downloading the program
catch (Exception ex)
{
Console.WriteLine("Error Downloading Program. " + ex.Message + " " + ex.StackTrace);
rapidBlink(driver, redLED);
startIdleTimer();
return;
}
//turn off red LED when update is complete
driver.Write(redLED, false);
//write a success message to the console if completed without errors
Console.WriteLine("Successful Download");
//turn on green LED for 5 seconds when update is complete
gpioConnection.Blink(greenLED, TimeSpan.FromSeconds(5));
//reset the idle shutdown timer
startIdleTimer();
fileReader.Close();
return;
}
//catch errors reading the program file
catch (Exception ex)
{
//write the error to the console if an error occurs reading the program file
Console.WriteLine("Error Reading Program File for Download. " + ex.Message + " " + ex.StackTrace);
//blink red LED to indicate problem with upload
rapidBlink(driver, redLED);
//reset the idle shutdown timer
startIdleTimer();
if (fileReader != null)
{
fileReader.Close();
}
return;
}
}