9: Cyclic Read and Write of 4 words.
10: Cyclic Read of total running hours.
11: Read of Drive info every time communication is established.
12: Read of serial number every time communication is established.
13: Write parameter number to access when required.
14: Read Parameter value when required.
15: Write parameter value when required.
16: Digital control bits from BFI.
17: Output frequency from BFI.
20: Digital control bits to BFI.
21: Set frequency to BFI.
24: Running Hours
25: Detailed Drive info
26: Serial number
27: Parameter number
28: Read parameter value
29: Parameter value to be written