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</o:shapelayout></xml><![endif]--></head><body lang=DE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Hi everyone, <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>currently i am looking for a safety-plc-solution in combination for our plc which is running rtai and etherlab master with the latest pull from the source-forge hg repository. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I am thinking about using a fully configurated FSOE-Master (Savety-over-Ethercat) with slaves which should communicate with the ethercat master for (unsafety) information exchange. In my little research, I found an email-talk from this list as follows: <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>>> <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>On Wed, Jan 30, 2008 at 05:03:38PM +0100, Thomas Elste wrote:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>> > Moreover, I have not engaged in this, and don't know, what is necessary<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>> > to make slaves communicate with each other... Do you have more<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>> > background information than I do?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>> Not that I'm aware of. In principle, nothing more should have to be done<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>> than to tell the relevant slaves to read/write from/to the same logical<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>> address by configuring the sm/fmmus accordingly. Everything else should<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>> then depend on the bus topology. Afaik this is the theory, :).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I spoke to a few people about this, in the meantime. The general way to<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>allow slave to communicate with each other is simply to exchange their<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Pdos as usual and to copy the data of the sending slave into the data<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>range of the receiving slave. At least this is the way,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Safety-over-EtherCAT (FSoE) is operated.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Your proposal is possible, in principle, but it depends on the bus<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>topology, as you said. The master currently has no interface for this.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>The current implementation provides disjunctive logical process data<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>ranges for each slave, by default.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><<<o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Did anyone tried it out if the slave-to-slave communication works (i.e. in an earlier version of the etherlab-master)?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I know, I am self-responsible configuring the FSOE-Master and slave, but that is not the point. Will I am be successful by buying fsoe-components, implement them in my module and run it without doing any changing on the etherlab-master code itself? <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Have anyone ever run a Safety-over-Ethercat solution via the etherlab-master?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;color:black;mso-fareast-language:DE'>Mit freundlichen Grüßen / Best Regards<br><br><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;color:black;mso-fareast-language:DE'>i.A. Daniel Koch<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;color:black;mso-fareast-language:DE'><br>Elektronik/Software<br>------------------------------------------------------------------------------------------------------------------------------------------------<br><b>Paul Maschinenfabrik GmbH & Co. KG<br></b>Max-Paul-Str. 1 | 88525 Duermentingen | Deutschland/Germany<br>Phone: +49 (7371) 500 - 0 | Fax: +49 (7371) 500 - 111<br>Mail: <a href="mailto:software@paul.eu"><span style='color:blue'>software@paul.eu</span></a> | Web: <a href="http://www.paul.eu/"><span style='color:blue'>www.paul.eu</span></a><br>------------------------------------------------------------------------------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;color:black;mso-fareast-language:DE'>Kommanditgesellschaft, Sitz Duermentingen, Registergericht Ulm HRA 650073, Pers. haftende Gesellschafterin:<br>Paul Maschinenfabrik GmbH, Sitz Riedlingen, Registergericht Ulm HRB 650013, GF: Werner Paul, USt-IdNr. DE146544409</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:DE'><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>