Linudp Telegram; Dhcp Header; Ipv4 Header; Linudp Header - LinMot E1250-IP-UC User Manual

Manual
LinMot User

4 LinUDP Telegram

In LinUDP there are two telegrams used, one for the request from the master and
the other one for the response from the drive. These two telegrams have the
following layout:
Name

DHCP Header

IPv4 Header

LinUDP Header

LinUDP Data

4.1 DHCP Header
The DHCP Header looks like in the following table.
0. Byte 1. Byte
+0
+8 Source MAC ID
4.2 IPv4 Header
The IPv4 header is described in the rfc0791 in chapter 3.1. Rfc0791 could be found
on
www.ietf.org/rfc/rfc0791.txt
4.3 LinUDP Header
The LinUDP header consists of four parts. They are showing ind the following table.
Name
Source Port
Destination Port
Length of UDP Telegram
UDP Checksum
The LinUDP ports are fix assigned. For the Master it is port 41136 and for the drive
it is port 49360. In Hex-Code they are A0B0 and C0D0.
4.4 LinUDP Data
In LinUDP data are the data which we want to transfer. The construction of this data
®
NTI AG / LinMot
2. Byte 3. Byte 4. Byte
Destination MAC ID
. The sections options and padding are not used.
www.LinMot.com
Size [Byte]
14
20
8
message dependent
5. Byte 6. Byte
Protocol Typ (0x0800)
Size [Byte]
2
2
2
2
7. Byte
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