If the data is sent, then the program reads DP master site’s from the SPC3, and data into buffer 1 (buffer1), set the two pointers 1 and 2 (p1 and p2) for writing and reading data.
If the data is sent, then the program reads DP master site’s from the SPC3, and data into buffer 1(buffer1), set the two pointers 1 and 2 (p1 and p2) for writing and reading data.