Sub-commands, Table 18, Nop: 00h (no operation) – Yaskawa 1000 Series Drive Option - MECHATROLINK-II Technical Manual User Manual
Page 26: Prm_rd: 01h (read parameter)

8 MECHATROLINK-II Commands
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YASKAWA ELECTRIC SIEP C730600 50A YASKAWA AC Drive-Option Card MECHATROLINK-II Technical Manual
Table 18 SEL MON1/2 (3/4, 5/6) Selection Range
In the following case, a warning is generated and the command is ignored.
• If not in phase 2 or 3: Command warning (A.95)
Sub-commands
Sub-commands can be used only with MECHATROLINK-II when the 32-byte data transmission (F6-21 = 0) has been
selected.
NOP: 00H (No Operation)
This is the format of No Operation sub-command.
PRM_RD: 01H (Read Parameter)
The PRM_RD sub-command is used to read internal Drive parameters. This sub-command functions in the same way as
the PRM_RD main command.
In the following cases, a warning is generated and the command is ignored. If a warning is generated, the values that
were read are undefined.
• If a register number (NO) fault occurs: Data setting warning (A.94)
• If SIZE is an odd number or is not between 2 and 8: Data setting warning (A.94)
• If a main command is PRM_RD or PRM_WR: Command warning (A.95)
MON1/2
Item
Remarks
0
Nothing selected
1
Motor Speed
Same as U1-05, determined by o1-03
2
Torque reference (Monitor)
Same as U1-09, 0.1%
3
Speed Detection PG 1 Counter
4
Frequency reference
Same as U1-01, determined by o1-03
5
Analog input terminal A2
Same as U1-14, 0.1%
6
Main circuit current voltage
Same as U1-07, 1V
7
Drive alarm
Refer to
8
Drive warning
Refer to
Drive Minor Fault and Alarm on page 34
9
Multi-function output terminal status
Same as U1-11
A
Analog input terminal A3
Same as U1-15, 0.1%
B
Multi-function input terminal S1 to S8
Same as U1-10
C
Analog input terminal A1
Same as U1-13, 0.1%
D
Speed Detection PG 2 Counter
E
Monitor data set in F6-23
F
Monitor data set in F6-24
Byte
Command
Response
17
NOP
NOP
18
0
SUBSTATUS
19 to 29
0
Byte
Command
Response
17
PRM_RD
PRM_RD
18
0
SUBSTATUS
19, 20
NO
NO
21
SIZE
SIZE
22 to 29
0
PARAMETER