6.1.4Sync manager configuration

The sync managers are the EtherCAT means for setting access attributes for different areas of memory and triggering or notifying the application when the memory is accessed. The following objects specify how the sync managers (and thus corresponding memory areas) are utilised by the CoE protocol.

Table 6.17 Sync manager communication type object

0x1C00

Sync manager communication type

 

Sub-index 0 - number of sync manager channels used

 

Access: RO

 

Range: N/A

Size: 1 byte

Unit: N/A

 

 

 

 

 

Default:

4

 

 

 

 

 

Description:

The number of sync manager protocols used by the CoE protocol.

 

 

 

Sub-index 1 - Usage of sync manager 0

 

 

 

 

 

 

 

Access: RO

 

Range: N/A

Size: 1 byte

Unit: N/A

 

 

 

 

 

Default:

1

 

 

 

 

 

Description:

Sync manager 0 is used by CoE as the mailbox receive channel (master to slave).

Sub-index 2 - Usage of sync manager 1

 

 

Access: RO

 

Range: N/A

Size: 1 byte

Unit: N/A

 

 

 

 

 

Default:

2

 

 

 

 

 

Description:

Sync manager 1 is used by CoE as the mailbox send channel (slave to master).

Sub-index 3 - Usage of sync manager 2

 

 

Access: RO

 

Range: N/A

Size: 1 byte

Unit: N/A

 

 

 

 

 

Default:

3

 

 

 

 

 

Description:

Sync manager 2 is used by CoE as the process data output (RxPDOx - master to slave).

 

 

 

Sub-index 4 - Usage of sync manager 3

 

 

 

 

 

 

 

Access: RO

 

Range: N/A

Size: 1 byte

Unit: N/A

 

 

 

 

 

Default:

4

 

 

 

 

 

Description:

Sync manager 3 is used by CoE as the process data input (TxPDOs - slave to master).

Table 6.18 Sync manager 0 PDO assignment object

0x1C10

Sync manager 0 PDO assignment

 

Sub-index 0

 

 

 

 

 

 

 

 

 

Access: RO

 

Range: N/A

Size: 1 byte

Unit: N/A

 

 

 

 

 

Default:

0

 

 

 

 

 

Description:

Number of assigned PDOs. The mailbox received sync manager can never have PDOs

 

assigned to it.

 

 

Table 6.19 Sync manager 1 PDO assignment object

0x1C11

Sync manager 1 PDO assignment

 

Sub-index 0

 

 

 

 

 

 

 

 

 

Access: RO

 

Range: N/A

Size: 1 byte

Unit: N/A

 

 

 

 

 

Default:

0

 

 

 

 

 

Description:

Number of assigned PDOs. The mailbox send sync manager can never have PDOs

 

assigned to it.

 

 

26

SM-EtherCAT User Guide

www.controltechniques.com

Issue Number: 2

Page 26
Image 26
Emerson 0471-0128-02 manual Sync manager configuration, Sync manager communication type object