FCT 23: Read/Write n words
Client request
Server address |
Function code |
Operand addr. read |
Number of words read |
Operand addr. write |
Number of words write |
Number of bytes write |
…Data… |
CRC |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
Server response
Server address |
Function code |
Number of bytes read |
…Data… |
CRC |
High |
Low |