Introduction to Modbus communication with RS232 and RS485 link, and understand How to use modscan32

Please got to the improved resolution and version of this video at the below link:    • Introduction to Modbus protocol with RS232...   Introduction to Modbus communication with RS232 and RS485 link, and understand How to use modscan32. A Practical Explanation for the concept of data communication. Taking example target slave device scanned by modscan application as the master device. Setting up all the required communication parameters going through the properties of RS232 and RS485 communication links, with brief explanation of the modbus message and the techniques to troubleshoot broken communication link.