I used to test PLC4X-ADS with below code: https://gist.github.com/splatch/7a886f76ee2482a77b501cb07fd238ae
If you have ADS device then you need to setup ADS routes first. I did it with Beckhoff tools. It doesn't work with linux out of the box, hence you can also test pyads in above gist. Cheers, Łukasz On 30.07.2020 10:58, Hillenbrand, Jonas (wbk) wrote: > Thanks Chris, > > I'm working with PLC4X 0.6.0. > > If you need any other information just let me know. > > Thanks in advance for your efforts. > > Kind Regards > Jonas > > -----Ursprüngliche Nachricht----- > Von: Christofer Dutz [mailto:christofer.d...@c-ware.de] > Gesendet: Mittwoch, 29. Juli 2020 11:33 > An: dev@plc4x.apache.org > Betreff: Re: How to compose Read requests for ADS Protocol with PLC4X? > > Hi Jonas and welcome to the PLC4X project :-) > > I’ll do my best to help you with your setup … first … please let me ask you > which version of PLC4X you are using? > I’m asking cause we deleted and replaced ALL drivers from 0.6.0 and replaced > them in 0.7.0 and beyond with ones generated by our in-house framework. > > Unfortunately I have seen that the migration of the Beckhoff drivers was > never finished, but the person doing it disappeared. > > I will do my best to pick up the ball and finish this asap … even if I > actually don’t have the time to do it, the feeling of having this important > driver un-finished is worse than keeping my deadlines ;-) > > Chris > > > Von: "Hillenbrand, Jonas (wbk)" <jonas.hillenbr...@kit.edu> Antworten an: > <dev@plc4x.apache.org> > Datum: Mittwoch, 29. Juli 2020 um 11:25 > An: "dev@plc4x.apache.org" <dev@plc4x.apache.org> > Betreff: How to compose Read requests for ADS Protocol with PLC4X? > > Hi there, > > I’m working on using the PLC4X framework within my research projects > involving datalogging from Beckhoff PLC via ADS protocol. > > I was able to connect with the PLC using the following code, but it fails on > the line where the read request is executed: > > PlcConnection plcConnection = null; > String connectionStr = " > ads:tcp://127.0.0.1:48898/5.23.164.94.1.1:851/129.254.235.187.1.1:32835”; > try { > plcConnection = new > PlcDriverManager().getConnection(connectionStr); > if (this.plcConnection.isConnected()){ > if (!this.isAdsReadable() || > !this.isAdsWritable() || !this.isAdsSubscribable()) { > return false; > } > this.logger.log("Connected successfully > with " + connectionStr); > return true; > } else { > this.logger.log(Level.ERROR, "Could not > connect with " + connectionStr); > return false; > } > } catch (PlcConnectionException e) { > // TODO Auto-generated catch block > this.logger.log(e); > return false; > } > PlcReadRequest.Builder builder > =plcConnection.readRequestBuilder(); > builder.addItem(“BOOL1”, "BOOL1:BOOL"); // > Boolean variable in GVL (global) list of SPS Project > PlcReadRequest readRequest = builder.build(); > PlcReadResponse response = null; > try { > response = readRequest.execute().get(); > // CODE FAILS HERE > } catch (InterruptedException e) { > // TODO Auto-generated catch block > this.logger.log(e); > } catch (ExecutionException e) { > // TODO Auto-generated catch block > this.logger.log(e); > } > > Console Output: > Connected successfully with > ads:tcp://127.0.0.1:48898/5.23.164.94.1.1:851/129.254.235.187.1.1:32835 > > Exception in thread "main" > org.apache.plc4x.java.api.exceptions.PlcRuntimeException: Non error code > received Result{AdsReturnCode{hex=0x0710, dec=1808, description='symbol not > found', possibleCauses='', solution=''}} > at > org.apache.plc4x.java.ads.connection.AdsAbstractPlcConnection.lambda$mapFields$3(AdsAbstractPlcConnection.java:184) > at > java.base/java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1708) > at > org.apache.plc4x.java.ads.connection.AdsAbstractPlcConnection.mapFields(AdsAbstractPlcConnection.java:163) > at > java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) > at > java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195) > at > java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) > at > java.base/java.util.LinkedList$LLSpliterator.forEachRemaining(LinkedList.java:1242) > at > java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) > at > java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290) > at > java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:746) > at > java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:290) > at > java.base/java.util.concurrent.ForkJoinTask.doInvoke(ForkJoinTask.java:408) > at > java.base/java.util.concurrent.ForkJoinTask.invoke(ForkJoinTask.java:736) > at > java.base/java.util.stream.ForEachOps$ForEachOp.evaluateParallel(ForEachOps.java:159) > at > java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateParallel(ForEachOps.java:173) > at > java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:233) > at > java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) > at > org.apache.plc4x.java.ads.connection.AdsAbstractPlcConnection.mapFields(AdsAbstractPlcConnection.java:157) > at > org.apache.plc4x.java.ads.connection.AdsAbstractPlcConnection.read(AdsAbstractPlcConnection.java:103) > at > org.apache.plc4x.java.base.messages.DefaultPlcReadRequest.execute(DefaultPlcReadRequest.java:44) > at > net.sytes.botg.ads.MyADSClient.executeReadRequest(MyADSClient.java:108) > at > net.sytes.botg.ads.UnitTest_MyADSClient.test2(UnitTest_MyADSClient.java:60) > at > net.sytes.botg.ads.UnitTest_MyADSClient.main(UnitTest_MyADSClient.java:44) > > Could anybody offer some help? Am I constructing the item for the read > request correctly, what if I’m trying to read variables in a subroutine let’s > say in the Project “1Achser” my PLC Project name is “SPSObject” and I have a > PRG block named “MainGUI”, in there I have the variable “CurPos [LREAL]”, how > would I conceive the addItem Method? --> builder.addItem(“CurPos”, > "1Achser.SPSObject.MainGUI.CurPos:LReal")? > > Anyhelp would be appreciated. > > And by the way, I like the idea of PLC4X very much and love to contribute, > given that I can make it work for my setup :D > > Best Regards > Jonas >
