3
EtherCAT with FHPP
62
Festo – EMCA-EC-C-HP-EN – 2017-11e – English
3.8
Mailbox communication
Via the mailbox communication (Mailbox communication) acyclic service data (e.g. parameter values or
event-controlled error messages are exchanged between controller and EMCA. The SDO data are read
from the incoming SDO frames. After processing the request, an answer or acknowledgement is written
to the SDO frame. In the EMCA, the controller for mailbox communication is assigned permanently to
Sync Managers 0 and 1. Transmission of service data objects SDO (Service data objects), Emergency
messages and SDO information takes place via sync channels 0 and 1.
Mailbox communication is enabled from status “Pre-Operational”.
Mailbox communication supports the following communication services:
–
SDO communication (acyclic transmission of service data objects)
è
–
Emergency communication (event-controlled transmission of SDO errors)
è
–
SDO Information communication (acyclic transmission of Get OD list data)
è
3.8.1
SDO Communication
SDOCommunication supports the following SDO services:
–
Read command: Acyclic reading of parameter data (SDO upload)
è
–
Write command: Acyclic writing to parameter data (SDO download)
è
–
SDO Error transmission: SDO Event-controlled transmission of error code
è
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: ......