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276 Appendix
WAGO-I/O-SYSTEM
750
758-874/000-131
WAGO-I/O-IPC-C6
Manual
Version 1.0.0
Variables
The following data types are supported:
Table 143: Data type
OID data type
CoDeSys data type
Length (in bytes)
Integer DINT 4
UInteger, Gauge32
UDINT, DWORD
4
Octet String
STRING(255)
255
Functions
Functions of registered, customer-specific OIDs:
An OID can only be registered once, a repeated call up of these functions for the
same OID returns the error:
2 (RET_ERR_OID_ALREADY_REGISTERED)
19.2.1
snmpRegisterCustomOID_INT32()
Registers an OID for the data type: Integer (4 bytes)
Table 144: Parameter snmpRegisterCustomOID_INT32()
Parameter
Description
sOID : STRING(128)
numerical OID i.e.: .1.3.6.1.4.1.8072.2.4.1.1.1.0
iDefValue : DINT
default value i.e.: 2
bReadOnly : BOOL
true, if read-only variable
Table 145: Return snmpRegisterCustomOID_INT32()
Return
Description
WORD
error number: 0 = ok
FUNCTION snmpRegisterCustomOID_INT32 : WORD
VAR_INPUT
sOID : STRING(128) := '';
iDefValue : DINT := 0;
bReadOnly : BOOL := FALSE;
END_VAR