3
EtherCAT with FHPP
38
Festo – EMCA-EC-C-HP-EN – 2017-11e – English
3.3
EtherCAT communication
3.3.1
Overview: EtherCAT communication and synchronization
This diagram illustrates EtherCAT communication and synchronization of the EMCA with other network
participants (e.g. controller and Clock Master) and the protocol “CANopen over EtherCAT (CoE)”.
Mailbox communication
Emergency communication
SDO communication
SDO Information communication
EtherCAT Synchronisation
Clock Master
(1
st
Slave)
Sync manager
Sync manager 0/1
Sync manager 2/3
Distributed clocks
EMCA
(Slave)
Controllers
(Master)
Ref clocks
DC Time
CoE
ESC
Process
data
Mail
box
Process data object request
Process data object response
Service data object response
Service data object request
Abort SDO transfer request
Emergency request
Get OD list response
Get OD list request
Ref Time
EtherCAT communication
1)
cyclical transmission
2)
acyclical transmission
Fig. 3.2
Overview: EtherCAT communication and synchronization
Summary of Contents for EMCA-EC-67 CO Series
Page 33: ...2 CANopen Festo EMCA EC C HP EN 2017 11e English 33 ...
Page 73: ...3 EtherCAT with FHPP Festo EMCA EC C HP EN 2017 11e English 73 ...
Page 87: ...4 EtherNet IP with FHPP Festo EMCA EC C HP EN 2017 11e English 87 ...
Page 113: ...6 PROFINET IO with FHPP Festo EMCA EC C HP EN 2017 11e English 113 ...
Page 116: ...7 FHPP 116 Festo EMCA EC C HP EN 2017 11e English ...
Page 140: ...8 FHPP standard data I O data 140 Festo EMCA EC C HP EN 2017 11e English ...
Page 148: ...9 Measuring reference system 148 Festo EMCA EC C HP EN 2017 11e English ...
Page 210: ...10 Control via FHPP 210 Festo EMCA EC C HP EN 2017 11e English ...
Page 223: ...11 Monitoring of the drive behaviour Festo EMCA EC C HP EN 2017 11e English 223 ...
Page 367: ...D CANopen communication Festo EMCA EC C HP EN 2017 11e English 367 ...
Page 402: ...F Diagnostics and fault clearance 402 Festo EMCA EC C HP EN 2017 11e English ...
Page 413: ...EMCA EC 67 CO DIO EC EP PN Festo EMCA EC C HP EN 2017 11e English 413 ...
Page 414: ...EMCA EC 67 CO DIO EC EP PN 414 Festo EMCA EC C HP EN 2017 11e English ...
Page 415: ......