How to generate checksum for rs232 data - Com Port Monitor

In hexadecimal data frame sent in the transmitter window, use this function can be automatically generated data frame checksum code.The software provides a common checksum codes generated,for detail :

There are two ways to generate check: All data frame validation check and selected data validation check.

Steps:

All data frame validation check:


1. Move the cursor to data frame line (do not select any data).

2. Select the check method on the "sending toolbar".

3. At the end of the current data frame checksum generated code.


selected data validation check:


1. Select the data text that will be generated code.

2. Select the check method on the "sending toolbar".

3. At the end of the selected data checksum generated code.


Examples:

All data frame, Modbus CRC16 check , blue font for code validation.

Selected data , Modbus CRC16 check , blue font for code validation.