YASKAWA
SIEP C730600 88F MECHATROLINK-III Technical Manual
43
Code (Hex.)
Description
Alarm
08
Unsupported command received
09
Invalid data
0A
Command execution condition error
0B
Sub-command combination error
0C
Phase Error
◆
NOP: 00 (Hex.) (No Operation Command)
The NOP command is used for network control. The current state is returned as a response. This command can be
used in all phases.
NOP Command
Byte
Command
Description
32
NOP (00 (Hex.))
Command code
33
SUB_CTRL
Refer to page
34
35
36
Reserved (0)
Not used
37
・
・
63
NOP Response
Byte
Response
Description
32
NOP (00 (Hex.))
Command code
33
SUB_STAT
Refer to page
34
35
36
Reserved (0)
Not used
37
・
・
63
◆
PRM_RD: 01 (Hex.) (Read Parameter Command)
The PRM_RD command specifies the parameter number and the data size to read a parameter. The command can
be used in communication phases 2 and 3. Refer to the drive manual for details on MEMOBUS/Modbus register
numbers.
PRM_RD Command
Byte
Command
Description
32
PRM_RD (01 (Hex.))
Command code
33
SUB_CTRL
Refer to page
34
35
36
NO
MEMOBUS/Modbus register number (Lower)
37
MEMOBUS/Modbus register number (Upper)
38
SIZE
Data size to read [units: byte] 2, 4, 6, and 8 are available.