YASKAWA MP Series User Manual

3.4 Self-configuration and Definition Files
3.4.2 MECHATROLINK Transmission Definition
3-16
 Transmission Bytes, Communication Cycle, Number of Retries to Slaves, Number of Slaves
Transmission bytes, communication cycle, number of retries to slaves, and number of slaves at execution of self-con-
figuration will be automatically set according to conditions including communication type, station type (Master or
Slave), and the largest slave station number (the largest number among the detected slave station numbers).
<For Master Station>
<For Slave Stations>
Number of
Retries Slaves
(Hidden for
MECHA-
TROLINK-I)
Displays the maximum number of slave stations to which
the Master can retry transmission in one transmission
cycle when the Master has not received a normal
response from a slave.
Only for Master station. Set a number between
0 and 7. Cannot set for Slaves.
Number of Slaves
Displays the number of slave stations that can be con-
nected.
Determined by communication type, communication
cycle, use of SigmaWin+, and number of attempts to retry
transmission to slaves.
Cannot be set.
Wait for Monitor
Data Update
(Hidden for built-in
SVB Modules)
Displays whether or not to suspend CPU processing for
the scan delay time of monitoring parameters of an
optional SVB Module. Suspended when enabled, not sus-
pended when disabled.
Select either Enable or Disable.
Refer to
 Wait for Monitor Data Update for
details on this function.
Item
MECHATROLINK-
II
(32-byte mode)
MECHATROLINK-
II
(17-byte mode)
MECHATRO-
LINK-
I
Largest Slave
Station Number
1 to 8 9 10 to 16 17 to 21 1 to 14 15
Transmission
Bytes
31 bytes 16 bytes −
Communication
Cycle
1 ms 1 ms 2 ms 2 ms 1 ms 1 ms 2 ms
Number of
Retries to Slaves
105
21−The largest slave
station number
1014
Number of
Slaves
8916
The largest slave
station number
14 15 14
Item
MECHATROLINK-
II
(32-byte mode)
MECHATROLINK-
II
(17-byte mode)
MECHATROLINK-
I
Transmission
Bytes
−−−
Communication
Cycle
1 ms 1 ms 2 ms
Number of
Slaves
30 30 15
(cont’d)
Item Display during Self-configuration Options and Precautions on Settings

YASKAWA MP Series Specifications

General

Brand	YASKAWA
Model	MP Series
Category	Controller
Language	English