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DVP-ES2-EX2-SS2-SA2-SX2-Operation Manual

DVP-ES2-EX2-SS2-SA2-SX2-Operation Manual

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CANopen Function and <strong>Operation</strong><br />

This chapter explains the functions of CANopen and the usage.<br />

Chapter Contents<br />

7.1 The Introduction of CANopen ..............................................................................................7-2<br />

7.1.1 The Description of the CANopen Functions...............................................................7-2<br />

7.1.2 The Input/Output Mapping Areas ...............................................................................7-3<br />

7.2 The Installation and the Network Topology ....................................................................... 7-3<br />

7.2.1 The Dimensions......................................................................................................... 7-3<br />

7.2.2 The Profile ................................................................................................................. 7-4<br />

7.2.3 The CAN Interface and the Network Topology.......................................................... 7-4<br />

7.3 The CANopen Protocol ........................................................................................................ 7-8<br />

7.3.1 The Introduction of the CANopen Protocol................................................................ 7-8<br />

7.3.2 The CANopen Communication Object ...................................................................... 7-9<br />

7.3.3 The Predefined Connection Set .............................................................................. 7-14<br />

7.4 Sending SDO, NMT and Reading Emergency Message through the Ladder Diagram 7-15<br />

7.4.1 Data Structure of SDO Request Message............................................................... 7-15<br />

7.4.2 Data Structure of NMT Message ............................................................................. 7-18<br />

7.4.3 Data Structure of EMERGENCY Request Message ............................................... 7-19<br />

7.4.4 Example on Sending SDO through the Ladder Diagram ........................................ 7-21<br />

7.5 Indicators and Troubleshooting........................................................................................ 7-23<br />

7.5.1 Description of Indicators.......................................................................................... 7-23<br />

7.5.2 CANopen Network Node State Display ................................................................... 7-24<br />

7.6 Application Example .......................................................................................................... 7-27<br />

7.7 Object Dictionary................................................................................................................ 7-35<br />

7-1

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