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| CANopen Network Interface |
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CAN Standards | CANopen specifications are defined by the CiA group and can be accessed (subject |
| to some restrictions) on the group site at |
| master and slave devices are available from the various suppliers. |
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| Note: To find out more about CANopen standard specifications and mechanisms, |
| please visit the CiA home page |
Communication |
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The communication profile is based on CAL (CAN Application Layer) services and | |
on a CANopen | protocols. |
Network | It provides the user with access to two types of exchange: SDO and PDO. |
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| On power up, the device enters an initialization phase then goes into "Pre- |
| operational" state. At this stage, only SDO communication is authorized. After |
| receiving a startup command, the device switches to the "Operational" state. PDO |
| and SDO communications are both authorized when the device is in the |
| "Operational" state. |
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