Yaskawa Sigma-5 Large Capacity Users Manual: Design and Maintenance-Rotary Motors-Mechatrolink-II Communication Reference - Manual (Page 99)

4.1 MECHATROLINK-II Communications Settings
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4.1 MECHATROLINK-II Communications Settings
This section describes the switch settings necessary for MECHATROLINK-II communications.
4.1.1 Setting Switches S2 and S3
The S3 DIP switch is used to make the settings for MECHATROLINK-II communications.
The station address is set using the rotary switch (S2) and the DIP switch (S3).
(1) Settings for the S3 DIP Switch
The following table shows the settings of the DIP switch (S3).
ᴾ
4
3
5
2
6
1
7
C
8
0 F
9
E
A
D
B
ON
OFF
1 2 3 4
S3
Seven-segment
LED display
POWER LED
S2
M-II
SW2 Function Setting Description Factory setting
Pin 1 Sets the baud rate.
OFF 4 Mbps (MECHATROLINK-I)
ON
ON 10 Mbps (MECHATROLINK-II)
Pin 2 Sets the number of trans-
mission bytes.
OFF 17 bytes
ON
ON 32 bytes
Pin 3 Sets the station address.
OFF Station address = 40H + S2
OFF
ON Station address = 50H + S2
Pin 4 Reserved. (Do not change.) OFF − OFF
• When connecting to a MECHATROLINK-I network, turn OFF pins 1 and 2.
• When using a MECHATROLINK-I network (Baud rate: 4 Mbps), the settings for the num-
ber of transmission bytes is disabled and the number of transmission bytes is always 17.