Mechatrolink-Ii Communications Settings; Setting The Communications Specifications - YASKAWA SGMJV User Manual

4.1

MECHATROLINK-II Communications Settings

The DIP switch (SW2) is used to make the settings for MECHATROLINK-II communications.
The station address is set using the rotary switch (SW1) and the DIP switch (SW2).

4.1.1 Setting the Communications Specifications

Set the communications specifications on the DIP switch (SW2).
SW2
Pin 1 Sets the baud rate.
Sets the number of trans-
Pin 2
mission bytes.
Pin 3 Sets the station address.
Pin 4 Reserved. (Do not change.)
ON
OFF
1 2
SW2 (factory settings)
F
E
D
C
B
A
9
SW1 (factory setting)
Function Setting
OFF
ON
OFF
ON
OFF
ON
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.

4.1 MECHATROLINK-II Communications Settings

3 4
0
1
2
3
4
5
6
7
8
Description
4 Mbps (MECHATROLINK-I)
10 Mbps (MECHATROLINK-II)
17 bytes
32 bytes
Station address = 40H + SW1
Station address = 50H + SW1
−
Factory setting
ON
ON
OFF
OFF
4
4-3