303
Edit PLC ladder program,
D0: Check byte number of data,
D1
~
D5: Check data content. See graph below:
Download to PLC, then RUN PLC, set M0, via Free Monitor, we can find that values in D6
and D7 are the highest and lowest bit of CRC parity value;
8-7
.
Application notes
In one Func Block file, you can write many functions, and they can be called by each other.
Each Func Block file is independent, they can’t call block in each other;