public byte[] ReadBytesQ(uint offset, uint readLength)
{
AdsReadCommand adsCommand = new AdsReadCommand(0x0000F030, offset, readLength);
var result = adsCommand.Run(this.ams);
return(result.Data);
}
public async Task <byte[]> ReadBytesQ_Async(uint offset, uint readLength)
{
AdsReadCommand adsCommand = new AdsReadCommand(0x0000F030, offset, readLength);
var result = await adsCommand.RunAsync(this.ams);
return(result.Data);
}
/// <summary>
/// Read the value from the handle returned by GetSymhandleByName
/// </summary>
/// <param name="varHandle">The handle returned by GetSymhandleByName</param>
/// <returns>A byte[] with the value of the twincat variable</returns>
public byte[] ReadBytes(uint varHandle, uint readLength)
{
AdsReadCommand adsCommand = new AdsReadCommand(0x0000F005, varHandle, readLength);
var result = adsCommand.Run(this.ams);
return(result.Data);
}
/// <summary>
/// Read the value from the handle returned by GetSymhandleByNameAsync
/// </summary>
/// <param name="varHandle">The handle returned by GetSymhandleByNameAsync</param>
/// <returns>A byte[] with the value of the twincat variable</returns>
public async Task <byte[]> ReadBytesAsync(uint varHandle, uint readLength)
{
AdsReadCommand adsCommand = new AdsReadCommand(0x0000F005, varHandle, readLength);
var result = await adsCommand.RunAsync(this.ams);
return(result.Data);
}
public IList <IAdsSymhandle> GetSymbols()
{
AdsReadCommand adsCommand = new AdsReadCommand(0x0000f00f, 0x000000, 0x30);
var result = adsCommand.Run(this.ams);
uint readLength = (uint)BitConverter.ToInt32(result.Data, 4);
adsCommand = new AdsReadCommand(0x0000f00b, 0x000000, readLength);
result = adsCommand.Run(this.ams);
return(GetSymbolsFromBytes(result.Data));
}
public async Task <IList <IAdsSymhandle> > GetSymbolsAsync()
{
AdsReadCommand adsCommand = new AdsReadCommand(0x0000f00f, 0x000000, 0x30);
var result = await adsCommand.RunAsync(ams);
uint readLength = (uint)BitConverter.ToInt32(result.Data, 4);
adsCommand = new AdsReadCommand(0x0000f00b, 0x000000, readLength);
result = await adsCommand.RunAsync(ams);
var symbols = GetSymbolsFromBytes(result.Data);
return(symbols);
}
/// <summary>
/// Get an xml description of the plc
/// You can use XDocument.Parse(xml).ToString() to make the xml more readable
/// </summary>
/// <returns></returns>
public string GetTargetDesc()
{
var amsSpecial = new Ams(ams.AmsSocket);
amsSpecial.AmsNetIdSource = ams.AmsNetIdSource;
amsSpecial.AmsNetIdTarget = ams.AmsNetIdTarget;
amsSpecial.AmsPortTarget = 10000;
AdsReadCommand adsCommand = new AdsReadCommand(0x000002bc, 0x00000001, 4);
var result = adsCommand.Run(amsSpecial);
uint length = BitConverter.ToUInt32(result.Data, 0);
adsCommand = new AdsReadCommand(0x000002bc, 0x00000001, length);
result = adsCommand.Run(amsSpecial);
string xml = ByteArrayHelper.ByteArrayToString(result.Data);
return(xml);
}
/// <summary>
/// Get the current routes
/// </summary>
/// <returns></returns>
public IList <string> GetCurrentRoutes()
{
var amsSpecial = new Ams(ams.AmsSocket);
amsSpecial.AmsNetIdSource = ams.AmsNetIdSource;
amsSpecial.AmsNetIdTarget = ams.AmsNetIdTarget;
amsSpecial.AmsPortTarget = 10000;
bool ok = true;
uint index = 0;
var routes = new List <string>();
while (ok)
{
try
{
AdsReadCommand adsCommand = new AdsReadCommand(0x00000323, index++, 0x0800);
var result = adsCommand.Run(amsSpecial);
int length = result.Data.Length - 44;
byte[] routeBytes = new byte[length];
Array.Copy(result.Data, 44, routeBytes, 0, length);
string routeString = ByteArrayHelper.ByteArrayToString(routeBytes);
int stringLlength = routeString.Length + 1;
Array.Copy(routeBytes, stringLlength, routeBytes, 0, length - stringLlength);
routeString += " " + ByteArrayHelper.ByteArrayToString(routeBytes);
routes.Add(routeString);
}
catch (AdsException ex)
{
if (ex.ErrorCode == 1814)
{
ok = false;
}
else
{
throw;
}
}
}
return(routes);
}
