Appendices
A - 30
NX-series EtherCAT Coupler Unit User’s Manual (W519)
The EtherCAT communications memory is set with objects from 1C00 to 1C13 hex.
• The Sync Managers are set as follows:
SM0: Mailbox receive (EtherCAT master to an EtherCAT Slave Terminal)
SM1: Mailbox send (EtherCAT Slave Terminal to EtherCAT master)
SM2: Process data output (EtherCAT master to EtherCAT Slave Terminal)
SM3: Process data input (EtherCAT Slave Terminal to EtherCAT master)
• This object gives the number of PDO mappings that are used by Sync Manager 0.
• The Mailbox Receive Sync Manager does not have any PDOs.
• This object gives the number of PDO mappings that are used by Sync Manager 1.
• The Mailbox Transmit Sync Manager does not have any PDOs.
A-5-7 Sync Manager Communications Objects
Index
(hex)
Subin-
dex
(hex)
Object name Default Data range Unit
Data
attribute
Size Access
PDO
map-
ping
Com-
plete
access
1C00 --- Sync Manager Com-
munication Type
--- --- --- --- --- --- --- Possible.
00 Number of used SM
channels
04 hex 04 hex --- --- 1 byte
(U8)
RO Not
possi-
ble.
---
01 Communication
Type Sync Manager
0
01 hex 01 hex --- --- 1 byte
(U8)
RO Not
possi-
ble.
---
02 Communication
Type Sync Manager
1
02 hex 02 hex --- --- 1 byte
(U8)
RO Not
possi-
ble.
---
03 Communication
Type Sync Manager
2
03 hex 03 hex --- --- 1 byte
(U8)
RO Not
possi-
ble.
---
04 Communication
Type Sync Manager
3
04 hex 04 hex --- --- 1 byte
(U8)
RO Not
possi-
ble.
---
Index
(hex)
Subin-
dex
(hex)
Object name Default Data range Unit
Data
attribute
Size Access
PDO
map-
ping
Com-
plete
access
1C10 --- Sync Manager 0
PDO Assignment
--- --- --- --- --- --- --- Possible.
00 Number of assigned
PDOs
00 hex 00 hex --- --- 1 byte
(U8)
RO Not
possi-
ble.
---
Index
(hex)
Subin-
dex
(hex)
Object name Default Data range Unit
Data
attribute
Size Access
PDO
map-
ping
Com-
plete
access
1C11 --- Sync Manager 1
PDO Assignment
--- --- --- --- --- --- --- Possible.
00 Number of assigned
PDOs
00 hex 00 hex --- --- 1 byte
(U8)
RO Not
possi-
ble.
---