4.3 Subcommands
90
4.3
Subcommands
This section describes the MECHATROLINK-
II
subcommands applicable with SJDE-
ANA-OY
SERVOPACK.
The MECHATROLINK-
II
subcommands can be used by specifying them with the CONNECT com-
mand when MECHATROLINK-
II
communications starts.
They use the seventeenth to the twenty-ninth bytes of the command and response data.
4.3.1 No Operation (NOP: 00H)
4.3.2 Read Parameter (PRM_RD: 01H)
Byte
NOP
Description
Command
Response
17
00H
00H
Processing
classifications
Network com-
mand group
Processing time
Within commu-
nications cycle
18
−
SUBSTATUS
• Not operation command.
19
20
21
22
23
24
25
26
27
28
29
Byte
PRM_RD
Description
Command
Response
17
01H
01H
Processing
classifications
Data communi-
cations com-
mand group
Processing time
Within 100 ms
18
-
SUBSTATUS
• Reads a parameter.
This command has the same function as the main command
PRM_RD.
19
NO
NO
20
21
SIZE
SIZE
22
-
PARAME-
TER
23
24
25
26
27
28
29
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