Omron NE1A-EDR01, Руководство по эксплуатации

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Formats Section 4-2
4-2 Formats
4-2-1 Command Format
This section describes the format for UDP/IP messages (i.e., commands) sent
from a device on an Ethernet network. The LSB is placed in the rightmost
address for each parameter.
When this command is sent from a device on the Ethernet network to the ED
Router, an Explicit Message is sent to the destination node on the DeviceNet
network.
+0 Message sequence number 2 bytes
+2 Timeout monitor time 2 bytes
+4 Data size 2 bytes
+5 Destination node address 1 byte
+6 Service code 1 byte
+8 Class ID 2 bytes
+10 Instance ID 2 bytes
+12 Data 552 bytes max.
Parameter Description
Message sequence number Set a number to classify multiple transmission frames.
The value is freely assigned by the message transmis-
sion source, and the same value is stored in the
response.
Setting range: 0 to 65,535
Timeout monitor time Set the timeout monitor time, in units of 10 ms, for mon-
itoring at the ED Router. Setting 0 will set the default
time of 10 ms. At the message transmission source,
timeout monitoring is required for a longer time than the
value set here.
Setting range: 0 to 65,535
Data size Sets the data size, in bytes, from the destination node
address onwards.
Setting range: 1 to 511
Destination node address Sets the destination node address on the DeviceNet
network.
Setting range: 0 to 63
Service code Sets the service code for the destination object. The
service code set here is sent to the destination node as
is.
Class ID Sets the class ID for the destination object. The class
ID set here is sent to the destination node as is.