Siemens CP 1243-7 LTE Operating Instructions Manual page 114

Program blocks
5.4 IF_CONF: SDT for the configuration data of the CP
General parameters of the parameter fields
Each field has the following general parameters:
● Id
This parameter identifies the field and must not be modified.
● Length
This parameter indicates the length of the field. The value serves as information.
Fields with strings and / or arrays have a variable length. Due to hidden bytes, the actual
length of fields can be greater than the sum of the displayed parameters.
● Mode
The following values are permitted to these parameters:
Table 5- 2
Value
1
2
"APN settings"
In STEP 7, the corresponding data is located in the "Mobile wireless communications
settings" parameter area.
Table 5- 3 IF_CONF_APN
Parameter
Id
Length
Mode
AccesspointGPRS
AccesspointUser
AccesspointPassword
"CP identification"
In STEP 7, the corresponding data is located in the "Security" parameter area.
Table 5- 4 IF_CONF_Login
Parameter
Id
Length
Mode
ModemName
ModemPassword
114
Values of "Mode"
Meaning
Permanent validity of the configuration data
Not relevant for the CP
Temporary validity of the configuration data, including deleting of existing permanent
configuration data
The permanent configuration data is replaced by the parameter fields of IF_CONF.
Data type Initial value
UINT 4
UINT
UINT
STRING [98]
STRING [42]
STRING [22]
Data type Initial value
UINT 5
UINT
UINT
STRING [22]
STRING [22]
Description
ID of the parameter field
Length of the parameter field in bytes: 174
Validity (1, 2) - see above (general parameters)
APN: Name of the access point from the mobile wireless
network to the Internet
APN user name
APN password
Description
ID of the parameter field
Length of the parameter field in bytes: 54
Validity (1, 2) - see above (general parameters)
Access ID
Telecontrol password
Operating Instructions, 04/2017, C79000-G8976-C381-03
CP 1243-7 LTE