Re: AW: Modbus RTU

2021-08-16 Thread Ben Hutcheson
Hi Stephen, Thank you for the offer and if it's ok I'll certainly take you up on it. Next week I'll be starting a new job so I won't be contributing for a while, However I'll try and get something up and running this week. If you are able to test it and/or take over the implementation from there

Re: AW: Modbus RTU

2021-08-16 Thread Stephen Snow
I'd be more than willing to setup some equipment for a lab to test with. Readily available to me are a couple of Omron CP1-H CPU's and a Red Lion G3800C (which is outdated, but communicates with everything ootb), plus I can easily get some Modicon stuff as well. The Omrons are fitted with serial

AW: Modbus RTU

2021-08-16 Thread Christofer Dutz
Hi Stephen, it's not that we're dropping anything ... it's just that we haven't put any work into creating such a driver. Some day, if someone stumbles over PLC4X with the need to use ASCII, we might implement it for them (Mabe as a paid-gig or not). In the inital days of PLC4X I invested a

Re: Modbus RTU

2021-08-16 Thread Stephen Snow
So I use modbus in all it's flavours, including modbusRTU and Modbus TCP. And the newer flavours Modicon is using now. Modbus RTU is definitely in heavy use on industrial equipment I encounter. It is commonly a drive networking choice, and a HMI networking choice. So, depending on what is using it

Re: Modbus RTU

2021-08-16 Thread Niclas Hedhman
On 2021-08-16 00:16, Ben Hutcheson wrote: Niclas, For floating point and large integers, this is already supported, where we serialized/parse multiple modbus registers to the different data types. You should be able to use something like 40001:REAL as the Address field. Excellent! Niclas