Navigate to the technical service section and look for "Modbus Serial software Commix 1.4".
Run Commix.exe and select the correct COM Port , Baud Rate , and parity settings corresponding to your hardware.
Click Send . You will see the Request Packet and, if successful, the Response Packet from the device. Use Cases Commix 1.4 Modbus Download
Select the "Check" checkbox to let the software automatically calculate and append the necessary CRC16 checksum before sending.
Use the blank window to enter your Modbus string in HEX. For example, to read a holding register (Function 03) from ID 112 at address 0100, you would enter 70 03 00 64 00 02 . Navigate to the technical service section and look
Commix is favored in industrial control fields due to its powerful multi-ary mixed debugging capabilities and clean user interface.
Testing a Modbus connection involves a few standard steps to ensure your master (PC) can communicate with slave devices (sensors/relays). You will see the Request Packet and, if
Allows users to perform "multi-ary mixed debugging," which helps in verifying complex data strings sent between masters and slaves. How to Use Commix 1.4 for Modbus Testing
Includes options to toggle DTR/RTS pins, which is essential for certain passive RS485 or RS422 converters.