ok, I try, I will read how to do a PR and I will add the documentation on git.
Ciao, S. On 01/09/2020 09:18, Christofer Dutz wrote: > Hi Stefano, > > it would be super-great if you could whip up a PR for our documentation … > it’s also in the same repo under src/site/asciidoc … > > Chris > > > > Von: Stefano Bossi <stefano.bo...@gmail.com> > Antworten an: <dev@plc4x.apache.org> > Datum: Montag, 31. August 2020 um 15:18 > An: <dev@plc4x.apache.org> > Betreff: Re: S7 read issue > > > Hi Sebastian, > > Chris wrote a very good page on how to compile the library which is a very > big software: https://plc4x.apache.org/developers/building.html > > On Mac I found no problem to follow the guide and I think on windows should > be fine too. > > As extra suggestion on the guide I could add something if you use Gradle for > your software: the compilation build and install all the jars local in your > machine, if you would access this local jar storage via gradle you have just > to add mavenLocal() to the list of repositories: > > repositories { > > mavenCentral() > > mavenLocal() > > } > > I’s not not difficult to figure out but I spend a couple of hours wandering > how to do so it’s worth sharing > > Regards, > S. > > On 31/08/2020 14:45, Christofer Dutz wrote: > > Hi Sebasitan, > > > > Just some minutes ago I submitted a fix for your problem. > > Please give it a try :-) > > > > Chris > > > > > > Am 31.08.20, 11:41 schrieb "Sebastian Voss" > <svdevl...@gmail.com><mailto:svdevl...@gmail.com>: > > > > Hi Chris, > > > > JIRA issue with attachment is created > https://issues.apache.org/jira/browse/PLC4X-246 > <https://issues.apache.org/jira/browse/PLC4X-246><https://issues.apache.org/jira/browse/PLC4X-246>. > I will try to change the settings and report back the result. > > > > Thanks a lot and best regards, > > Sebastian > > > > > On 31. Aug 2020, at 11:08, Christofer Dutz > <christofer.d...@c-ware.de><mailto:christofer.d...@c-ware.de> wrote: > > > > > > Hi Sebastian … > > > > > > Unfortunately attachments don’t work on this mailing list. Could you > please create a JIRA issue? > > > > > > And I think I can help you with that error of yours: > > > Go into the settings of your S7 and enable PUT/GET … the folks from > NodeRed made a nice video: > > > https://www.youtube.com/watch?v=rTUs-_EiZ3A (Just the first 1,5 minutes) > > > > > > But the driver should definitely report this … as it is a known thing > and if we reported that it would help a lot of others. > > > > > > Chris > > > > > > > > > > > > > > > Von: Sebastian Voss <svdevl...@gmail.com><mailto:svdevl...@gmail.com> > > > Antworten an: "dev@plc4x.apache.org"<mailto:dev@plc4x.apache.org> > <dev@plc4x.apache.org><mailto:dev@plc4x.apache.org> > > > Datum: Montag, 31. August 2020 um 10:49 > > > An: "dev@plc4x.apache.org"<mailto:dev@plc4x.apache.org> > <dev@plc4x.apache.org><mailto:dev@plc4x.apache.org> > > > Betreff: Re: S7 read issue > > > > > > Hi Chris, Hi Stefano, > > > > > > Thanks a lot for your valuable feedback. It is highly appreciated. > > > > > > I followed Stefanos suggestions and applied the simplifications. In > addition I created a Wireshark capture which is attached to this email. > > > > > > It seems it replies with “[Error code: This service is not implemented > on the module or a frame error was reported (0x8104)]" > > > > > > Does this mean the address is wrong or is it something else? > > > > > > Best regards, > > > Sebastian > > > > > > > > >> On 31. Aug 2020, at 09:42, Stefano Bossi > <stefano.bo...@gmail.com><mailto:stefano.bo...@gmail.com> wrote: > > >> > > >> Hi Sebastian, > > >> > > >> if you need some help in setup the wireshark capture software or open > the jira ticket I could help. > > >> > > >> It’s definitely worth to follow the Chris suggestion to help him to > spot the real problem. > > >> > > >> In the mean time I think you could simplify the PLC query in this way: > > >> > > >> String Url: s7:tcp://172.3.4.5:102?controller-type=S7_1200 > > >> > > >> String field: %DB20:5.0:BOOL > > >> > > >> As far as the address of the Data Block and the bool value are > correct, should work. > > >> There were nothing particular wrong in your query but the library is > somewhat “sensible” if something goes wrong in the dialogue with the PLC > > >> > > >> An another thing you should pay attention is that the Data Block MUST > be NOT optimized; reading of optimized block is not currently supported. This > shouldn’t be your case because an attempt to read an optimized block raise an > exception or a null value. > > >> > > >> Try and let us know. > > >> > > >> Regards, > > >> Stefano > > >> > > >> On 31/08/2020 08:48, Christofer Dutz wrote: > > >> > > >> > > >> > > >>> Hi Sebastian, > > >>> > > >>> could you possibly do a wireshark recording of this, create an issue > in our jira and attach the capture there? > > >>> I am sure we haven't handled all things that could go wrong and with > this information I might be able to improve the error handling. > > >>> > > >>> Chris > > >>> > > >>> > > >>> > > >>> > > >>> Am 30.08.20, 18:28 schrieb "Sebastian Voss" > > >>> <svdevl...@gmail.com><mailto:svdevl...@gmail.com> > > >>> : > > >>> > > >>> Hi, > > >>> > > >>> I’m trying to read a value from an Siemens S7-1200 PLC). This is > my first project using the S7 protocol and plc4x. When I try to read a value > the read request is not being executed (I also do not receive an error > message or timeout). Would this be the normal behaviour when the field > address is wrong? I’m out of ideas how to trace this down. Any hints would be > highly appreciated. > > >>> > > >>> This is the simple program I created: > > >>> > > >>> String url = > "s7://172.3.4.5:102?local-rack=0&local-slot=1&remote-rack=0&remote-slot=1&controller-type=S7_1200 > > <s7://172.3.4.5:102?local-rack=0&local-slot=1&remote-rack=0&remote-slot=1&controller-type=S7_1200>"; > > >>> PlcDriverManager manager = new PlcDriverManager(); > > >>> PlcConnection connection = manager.getConnection(url); > > >>> > > >>> boolean isConnected = connection.isConnected(); > > >>> boolean canRead = connection.getMetadata().canRead(); > > >>> > > >>> System.out.println(isConnected); // prints true > > >>> System.out.println(canRead); // prints true > > >>> > > >>> String field = "%DB20:DBX05.0:BOOL"; > > >>> PlcReadRequest request = connection > > >>> .readRequestBuilder() > > >>> .addItem("value-1", field) > > >>> .build(); > > >>> > > >>> PlcReadResponse response = request.execute().get(); // here is > hangs forever > > >>> > > >>> System.out.println(response.getFieldNames()); > > >>> > > >>> connection.close(); > > >>> > > >>> Thanks a lot in advance! > > >>> > > >>> Best regards, > > >>> Sebastian > > >>> > > >>> > > >> > > >> > > > > >
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