13.9
SDO/PDO Communication
13-25
13.9 SDO/PDO Communication
13.9.1 SDO Communication
FP7 MC Unit can perform SDO communication and PDO communication using CoE
(CANopen over EtherCAT) protocol as a communication method with slave devices. SDO
(Service Data Object) communication is a function to perform data communication with slave
devices by user programs.
Read [ 0x0001 ]
Write [ 0x0081 ]
UM 7C4B0
UM 7C4C0
UM 7C8BF
Master
[FP7 MC Unit]
Slave device
Station address no.
xxxx
SDO communication
[header part] area
SDO communication [data part] area
16 words
1,024 words
•
Data sent/received is stored in the SDO communication area (data part) of the unit memory,
and the communication is performed by controlling in the SDO communication area (header
part).
•
When communicating with slave devices by SDO communication, the data size that can be
sent or received at a time is a maximum of 1,024 words (2,048 bytes).
Summary of Contents for AFP7MC16EC
Page 1: ......
Page 19: ...1 Unit Functions and Restrictions ...
Page 28: ...Unit Functions and Restrictions 1 10 ...
Page 29: ...2 Names and Functions of Parts ...
Page 33: ...3 Installation and Wiring ...
Page 47: ...4 Basic Procedure ...
Page 75: ...5 Settings of FP7 MC Unit Using CMI Tool ...
Page 97: ...6 Data Transfer to MC Unit and Test Operation ...
Page 122: ...Data Transfer to MC Unit and Test Operation 6 26 ...
Page 123: ...7 Creation of User Programs ...
Page 131: ...8 Automatic Operation Position Control ...
Page 143: ...8 2 Interpolation Control 8 13 ...
Page 193: ...9 Automatic Operation Synchronous Control ...
Page 251: ...10 Manual Operation JOG Operation ...
Page 257: ...10 2 Changing Speed During JOG Operation 10 7 MEMO ...
Page 263: ...11 Manual Operation Home Return ...
Page 277: ...12 Stop Functions ...
Page 286: ...Stop Functions 12 10 ...
Page 287: ...13 Supplementary Functions ...
Page 336: ...Supplementary Functions 13 50 ...
Page 337: ...14 CMTimeChart Monitor ...
Page 338: ...CMTimeChart Monitor 14 2 14 1 Overview of Function ...
Page 365: ...15 Troubleshooting ...
Page 396: ...Troubleshooting 15 32 ...
Page 397: ...16 Specifications ...
Page 500: ...Specifications 16 104 16 13Dimensions AFP7MC16EC AFP7MC32EC AFP7MC64EC 90 28 80 4 Unit mm ...
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