YASKAWA MECHATROLINK-II SI-T3 Technical Manual page 27

PRM_WR: 02H (Write Parameter)
Byte
17
18
19, 20
21
22 to 29
The PRM_WR sub-command is used to write internal Drive parameters. This sub-command functions in the same way
as the PRM_WR 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)
• Data upper and lower limit fault: Data setting warning (A.94)
• During an undervoltage error: Command warning (A.95)
• While using the operator to change settings: Command warning (A.95)
• If not in phase 2 or 3: Command warning (A.95)
• If a main command is PRM_RD or PRM_WR: Command warning (A.95)
ALM_RD: 05H (Read Alarm and Warning)
Byte
17
18
19
20 to 29
The ALM_RD sub-command is used to read the fault and alarm status. This sub-command functions in the same way as
the ALM_RD main command.
In the following case, a warning is generated and the command is ignored.
• If ALM_RD_MOD is not set: Data setting warning (A.94)
INV_I/O: 41H (Drive I/O Control)
Byte
17
18
19
20
21
22
23, 24
25, 26
27, 28
29, 30
The INV_I/O sub-command is used to select the type of output from the Drive's terminals and refers to the values from
the Drive's internal monitors.
These settings do not need to be set every scan. The settings are saved in the Drive until the next data is received or until
the power is turned OFF.
YASKAWA ELECTRIC SIEP C730600 50A YASKAWA AC Drive-Option Card MECHATROLINK-II Technical Manual
Command
PRM_WR
0
NO
SIZE
PARAMETER
Command
ALM_RD
0
ALM_RD_MOD
0
Sub-Command
INV_I/O
0
SEL REF3/4
SEL REF5/6
SEL MON3/4
SEL MON5/6
Reference selected by SEL REF3
Reference selected by SEL REF4
Reference selected by SEL REF5
Reference selected by SEL REF6
8 MECHATROLINK-II Commands
Response
PRM_WR
SUBSTATUS
NO
SIZE
PARAMETER
Response
ALM_RD
SUBSTATUS
ALM_RD_MOD
ALM_DATA
Response
INV_I/O
SUBSTATUS
SEL REF3/4
SEL REF5/6
SEL MON3/4
SEL MON5/6
Monitor selected by SEL MON3
Monitor selected by SEL MON4
Monitor selected by SEL MON5
Monitor selected by SEL MON6
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