Siemens SIMATIC S7-1200 - Page 834

Communication
11.2 PROFINET
S7-1200 Programmable controller
834 System Manual, V4.2, 09/2016, A5E02486680-AK
TCON_IP_V4
Table 11- 9 Structure of the connection description (TCON_IP_V4): For use with TCP
Byte
Parameter and data type
Description
0 … 1 InterfaceId HW_ANY HW-identifier of the IE-interface submodule
2 … 3 ID CONN_OUC
(Word)
Referen
ce to this connection: Range of values: 1 (default) to 4095.
Specify the value of this parameter for the TSEND_C, TRCV_C, or
TCON instruction under ID.
4 ConnectionType Byte Connection type:
• 11: TCP/IP (default)
• 17: TCP/IP (This connection type is included for legacy rea-
sons. It is recommended that you use "11: TCP/IP (default)".)
• 19: UDP
5 ActiveEstablished Bool Active/passive connection establishment:
• TRUE: Active connection (default)
• FALSE: Passive connection
V4 IP address
6
ADDR[1]
Byte
Octet 1
7
ADDR[1]
Byte
Octet 2
8
ADDR[1]
Byte
Octet 3
9
ADDR[1]
Byte
Octet 4
10 ... 11
RemotePort
UInt
Remote UDP/TCP port number
12 ... 13
LocalPort
UInt
Local UDP/TCP port number