b336a53425 Cheers Mahdi Sign InViewThreadPermalink . Dear Friend I'm sorry for any delay in response, Recently I've tangled with mid-semester exams and I going to cramp ! There is Readme.TXT in Omron-Labview.rar that I hope you have read it and followed before using the files. In our case the next four digits will be the beginning word followed by the next four digits to indicate the number of words. Re: Very interesting article Member 40534241-May-11 12:12 Member 40534241-May-11 12:12 . Once the command has been sent a maximum of two seconds is waited for an response. I'm really eager and interested to participate in any practical project, so keep me informed about your further actions . The use of OPC can facilitate communication with the PLC via Ethernet. I'm very eager to be engaged in Ethernet programming, but it depends on what the manager will decide about the Ethernet module cost and our future projects we'll take.
Sign InViewThreadPermalink . (CHR$(13)) The response format begins with a sign followed by the Node / Unit number that you are communicating to. Terms Privacy Opt Out Choices Advertise . Power-system automation IEC 60870 IEC 60870-5 IEC 60870-6 DNP3 Factory Instrumentation Protocol IEC 61850 IEC 62351 Modbus Profibus . Mahdi Mansouri27-Oct-12 17:50 Mahdi Mansouri27-Oct-12 17:50 . I get a response of 0, which indicates success - however, it does not actually write anything to the PLC memory area (I have checked using the PLC Register Read function in your application, and also by connecting using CX Programmer, and I can confirm nothing is written.) I'm wondering if you can you point me in the right direction to troubleshoot this further? I am using a CPM1A PLC. I tried with Omron-App.zip VB program. I am a beginner with FATEK PLC.