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4op mode / pre-op mode – West Control Solutions KS 800 CANopen Interface Manual User Manual

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KS 800 CAN-Interface

4

OP mode / pre-OP mode

After starting the CAN network, controller KS800 is in the pre-OP mode. I.e. it can be addressed
only via SDOs. When setting KS800 to the OP mode, communication via the enabled PDOs is
also possible. The asynchronous PDOs are enabled after start-up. If necessary, the synchronous
PDOs must be enabled via SDO messages.

Setting KS800 to OP mode:

2 data bytes

COB-ID

LEN

Command

Node

0x00

2

0x01

*

)

When selecting node address "0", all controllers in the network are set to the OP mode. The
controllers do not send a reply to this message.

Setting KS800 to pre-OP mode:

2 data bytes

COB-ID

LEN

Command

Node

0x00

2

0x80

*

)

When selecting node address "0", all controllers in the network are set to the pre-OP mode. The
controllers do not send a reply to this message.

Further NMT (Network-Management) - Commands:

Reset Node:

2 data bytes

COB-ID

LEN

Command

Node

0x00

2

0x81

*

)

Reset Communication:

2 data bytes

COB-ID

LEN

Command

Node

0x00

2

0x82

*

)

*

) NodeID-range within 1 ...127

Caution: Reset mode leads to a KS 800 reset, i.e. the controller will be accessible via
CAN-bus again only after several seconds. All Command-Parameters are set to the default
values.

9499 040 49511

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