Have you included DIO module in the codesys device tree for the downloaded application on Connect? On downloading codesys application , a config.rsc will be automatically created by Codesys and you could check the codesys log to see if the DIO module is being found over piBridge. That could also be ...

In order to control RevPiLED’s A1,A2,A3 from RevPi Connect Codesys , the GPIO’s in codesys device tree Project needs to be disabled.

Hello everyone, Please update the RevPi device to latest Buster Image and test the attached piModbusMaster binary to verify if the issue is resolved. piModbusMaster uses the libModbus API in which Modbus TCP/RTU context is not thread safe.Multi instance Modbus TCP/RTU devices running on seperate thr...

Hello Pradip,
From Buster image onwards, we no longer support RevPi7 .You may directly check out the 3rd Party snap7 library for a possible solution since Revpi7 used the snap7 library.

Snap7
http://snap7.sourceforge.net/

Regards,
Amar

Hi Chris, I tested your _config.rsc and piModbusMaster it is working fine on my system.There seems to be something else in your system causing the crash of piModbusMaster after update. Check libmodbus version pi@RevPi16860:~$ dpkg -l | grep libmodbus ii libmodbus5:armhf 3.1.6-2~bpo10+2 armhf library...

Hi Chris, u could try firstly if this is what you have on stretch image after update and upgrade. pi@RevPi16860:~ $ apt search pimodbus Sorting... Done Full Text Search... Done pimodbus-master/stretch,now 1.0.7-1stretch armhf [installed] Revolution Pi Modbus master pimodbus-slave/stretch,now 1.0.4-1...

Yes, Codesys Control for Raspberry Pi packages are same as that found in Codesys store.

Hello Muhammed , Yes, RevPi does have a RT patch. You can update the RevPi using following command. sudo apt-get update && sudo apt-get upgrade && sudo reboot Using codesys multi core runtime would be recommended. You could perhaps use the latest Codesys Control Runtime version and t...

Hi Wang,
Here is the link for official released version .

https://revolution.kunbus.com/tutorials ... ds/#driver

Here you shall find the download link for RevPi Library for Codesys

https://revolution.kunbus.com/tutorials ... ds/#driver