fins

Send FINS command from C# to PLC

筅森魡賤 提交于 2019-12-20 11:31:33
问题 I try to send FINS commands through UDP from PC (C#.NET) to PLC Ethernet module (Omron), but is not getting any responds from the PLC and have no clue where I can start troubleshooting. PLC has a very simple ladder logic as follow: If DM100 has value of #0001 , then trigger on output 101.00 . (Here, "Trigger" is just a symbol name for memory area D100 , and "Output" is a symbol for output 101.00 ) Then I wrote a piece of C# that performs FINS command of "Memory Area Write" which has command

Send FINS command from C# to PLC

坚强是说给别人听的谎言 提交于 2019-12-03 00:42:23
I try to send FINS commands through UDP from PC (C#.NET) to PLC Ethernet module (Omron), but is not getting any responds from the PLC and have no clue where I can start troubleshooting. PLC has a very simple ladder logic as follow: If DM100 has value of #0001 , then trigger on output 101.00 . (Here, "Trigger" is just a symbol name for memory area D100 , and "Output" is a symbol for output 101.00 ) Then I wrote a piece of C# that performs FINS command of "Memory Area Write" which has command code of 01 02 , followed by beginning address, number of items to be written, and the data. The C# code