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Difference between revisions of "Node"

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! style="background:#ffdead;" width="600" |Node Type
 
! style="background:#ffdead;" width="600" |Node Type
 
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| align=right | 0 || align=right | 0x00 || Invalid device (reserved NULL value)
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| align=right | 0 || align=right | 0x00 || Node 0 is interpreted by the exchange which receives it as “own node”, and it will replace the value 0 with it’s own node number before processing takes place. 
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Response messages will thus NOT contain any node 0 references
 
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|align=right | 1 - 64 || align=right | 0x01 - 0x40 || External boxes.  RIOs, PCs etc.
 
|align=right | 1 - 64 || align=right | 0x01 - 0x40 || External boxes.  RIOs, PCs etc.

Revision as of 23:17, 19 June 2007

All ACDP data messages are addressed to a device. A device is always related to (owned by) a node. A full device address consists of <node> <device>.
<Node> is one byte.

Value (decimal) Value (Hex) Node Type
0 0x00 Node 0 is interpreted by the exchange which receives it as “own node”, and it will replace the value 0 with it’s own node number before processing takes place.

Response messages will thus NOT contain any node 0 references

1 - 64 0x01 - 0x40 External boxes. RIOs, PCs etc.