Hi, revolutionpibridge-V1.2.1.0 is for Codesys Development System SP17 . In your configuration,it seems the config.rsc file is perhaps not generated as a red triangle could be seen at piBridgeEnd in codesys device tree. This happens with SP18 which is not yet supported by the the RevPi Library. You ...

CodeSYS runtime for raspberry MC supports webvisu on RevPi devices.The default browser on RevPi device could be used with webvisu with HDMI connection however you will have to look out if some funcationalities are not curtailed in that browser.

verify the settings in /etc/CODESYSControl_User.cfg It should be Architecture=armv7l for Multicore: [CmpRasPi] Architecture=armv7l for Multicore: [CmpRasPi] Architecture=armv6l Reference: https://forge.codesys.com/forge/talk/Deutsch/thread/1690314183/ restart codesyscontrol sudo /etc/init.d/codesysc...

Can you verify if following settings have been configured? /etc/CODESYSControl_User.cfg [SysCom] Linux.Devicefile=/dev/ttyUSB Check if some error related to com port is present the codesys log https://help.codesys.com/api-content/2/codesys/3.5.14.0/en/_cds_edt_device_log/#bf9b2ecf319b7fc0a8640e002b4...

You could initally try to get the provided codesys example ModbusTCP-RTU-Slave running with QModbus Master using USB RS 485 convertor.

You can refer to the Codesys security reports published on the codesys website as well as topics on codesys forum and accordingly update your existing codesys runtime environment. CODESYS Security Reports https://www.codesys.com/security/security-reports.html Codesys Forum https://forge.codesys.com/...

Check if correct COM port is configured in /etc/CODESYSControl.cfg and in Codesys Application
/dev/ttyUSB0 -> COM Port 1
/dev/ttyUSB1 -> COM Port 2 …

Refer topic configuring MODBUS RTU Serial Port
https://revolutionpi.com/tutorials/beis ... tu-master/

You can run a Python Application along with codesys. The RevPi process image IOs are cyclically read and updated by Codesys.So Python App could only have read access to RevPi Process image. We would be releasing a new RevPiCodesys Library in coming weeks which has a provision for RevPi Virtual devic...

Codesys App would most probably not be able to write to /root path. I am attaching a example with RevpiCompact which has functionality for writing to a csv file.
You could also ask on Codesys forum for further help.

https://forge.codesys.com/forge/talk/

Attachment:

Hello Cade, The Codesys Control for Raspberry Pi mentions that Jitter depends on many factors, especially on parallel executed Linux applications, and is ideally about 50μs with maximum values of 400μs. As a general rule for hard motion control ,the Raspberry Pi based system may not yield desirable ...