Siemens SIMATIC NET S7-300 Manual page 167

Table 6-3 Type Definitions for the Subfield TCP Connection
STL
TYPE "SUB_LOC_PORT"
STRUCT
id : int := 9; // ID_4_LOC_PORT
len: int := 6; // Subfield length
port: int := 2001; // Loc. Port
END_STRUCT;
END_TYPE
TYPE "SUB_REM_PORT"
STRUCT
id : int :=10; // ID_4_REM_PORT
len: int := 6; // Subfield length
port: int := 2002; // Rem. Port
END_STRUCT;
END_TYPE
TYPE "CON_NAME_L" // 24 characters ( NetPro Max )
STRUCT
id : int := 18; // ID for CON Name
len: int := 28; // 4+len(n[0..x]
c : ARRAY [1..24] of CHAR :=
'V','B','_','N','a','m','e','_','2','4','C','h','a','r',
'a','c','t','e','r','s','_','0','0','1';
END_STRUCT;
END_TYPE
TYPE "SUB_KBUS_ADDR"
STRUCT
id : int := 21; // ID for KBUS address
len: int := 5; //
addr: BYTE := B#16#04; // =R0/S4
END_STRUCT
END_TYPE
TYPE "ACT_CN_REQ"
STRUCT
id : int := 22; // ID for CON REQ mode
len: int := 5; // Subfield length
w : BYTE := b#16#1; // = Active
END_STRUCT;
END_TYPE
Note:
The structures listed here must also be entered in the symbol table.
Example of SUB_IP_V4 entry:
Symbol
SUB_IP_V4
S7-CPs for Industrial Ethernet Configuring and Commissioning
Release 01/2007
C79000-G8976-C182-07
6 Programmed Communication Connections
Address Data type
UDT 100 UDT 100
Ex-
plana-
tion
A -167