Lantronix CoBox-FL, Руководство пользователя

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UDP
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8.1 UDP Datagrams
The Device Server can also be configured or queried over the network using UDP datagrams.
T
UDP listener set for port 30718 (77FE Hex). Responses from the
D erv rt of the UDP packet.
The first three bytes of the UDP data block should be set to zero. The fourth byte selects the
function as described in the following table:
Table 19 - U
he Device Server has a
evice S er are returned to the source po
DP Configuration
Byte Command Parameters Notes
03 No 2 bytes, software
type These 2 bytes are used to prevent
accidental reset of the Device Server.
r standard CoBox firmware: 33 51
], 3Q)
de Reset
(Value fo
[Hex
F6 Qu
Fir
e
7
block below.
ery for
mware
None The Device Server responds with the F
V rsion
F7 Fir
f
ytes of the
firmware image,
and 4 bytes device
information and
serial number.
The first 16 bytes of the firmware image
contain the software type (offset 4,5) and
checksum (offset 14,15). The last two bytes
of the device information contain the serial
number. mware First 16 b
In ormation
F8 Query for
Setup Record
None The Device Server responds with the F9
block below.
F9 Configuration
Readback
120 byte setup
record (see Setup
Records on page E-
7) n/a
FA Set
Configuration
120 byte setup
record (see Setup
Records on page E-
7) The IP address (byte 0-3) will not be
overridden using FA. See FD for this
functionality.
FB Configuration
Change
Acknowledge
None This block is sent back to the host
requesting a configuration change (FB).
After sending out this block, the Device
Server resets and uses the new
configuration sent with the FA command.
FC Set IP Address First 8 bytes must
be set to the string This block can be sent as a broadcast,
because the serial number is unique. It
CoBox-FL User Guide 8-1