Preparing For Operation; Setting Mechatrolink-Iii Communications - YASKAWA S-7 Series Command Manual

5.1 Preparing for Operation

5.1.1 Setting MECHATROLINK-III Communications

5.1

Preparing for Operation

This section describes how to set communications specifications before starting communica-
tions, and how to confirm the communications status.
5.1.1

Setting MECHATROLINK-III Communications

Σ -7S SERVOPACKs and Σ -7W SERVOPACKs
The rotary switches (S1 and S2) and DIP switch (S3), which are located near the top under the
front cover of the SERVOPACK, are used as shown below to set the MECHATROLINK-III com-
munications specifications.
 Setting the Communications Specifications
Set the communications specifications using the DIP switch (S3)
S3
Pins 1 and 2
Pin 3
Pin 4
Important
 Setting the Station Address
Set the station address using the rotary switches (S1 and S2).
00h to 02h: Disabled
(Do not use these addresses.)
03h (Factory setting)
04h
EFh
F0h to FFh: Disabled
(Do not use these addresses.)
5-2
Σ
-7S SERVOPACKs
Function
Sets the number of
transmission bytes.
Reserved. (Do not change.)
Reserved. (Do not change.)
• When using the MECHATROLINK-III standard servo profile, set the number of transmission
bytes to either 32 or 48.
• If you change the settings of the communications switches (S1, S2, and S3), turn the power
supply OFF and ON again to enable the new settings.
Station Address
Σ
-7W SERVOPACKs
Setting
Number of transmission
1 2
Reserved.
OFF OFF
(Do not use this setting.)
ON OFF 32 byte
OFF ON 48 byte
Reserved.
ON ON
(Do not use this setting.)
S1 S2
0 0 to 2
0 3
0 4
E F
F 0 to F
Factory
setting
bytes
1: OFF
2: ON
OFF
OFF