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ifm
Programming Manual BasicDisplay CR0452 v03.02
05 / 2018
ifm function elements
ifm function elements for the device CR0452
J1939_NAME
7646
Unit type = function block (FB)
Unit is contained in the library
ifm_J1939_NT_Vxxyyzz.LIB
Symbol in CODESYS:
>
Description
7648
Via J1939_NAME, the device can be given a name for identification in the network.
By default the name of
ifm
is used.
The user has the following options to change the name of the device:
► use the information from the CFG file or
► overwrite the requested data via J1939_NAME.
>
If no value or a default value is set at the optional inputs:
the preset value is not overwritten.
The following list shows the composition of the 64 bit NAME information according to SAE J1939-81:
Parameter
Data type
Description
arbitrary address capable
1 bit
any desired address available
industry group
3 bits
industry group of the device
vehicle system instance
4 bits
instance of the vehicle system
vehicle system
7 bits
vehicle system
reserved
1 bit
reserved
function
8 bits
function of the device
function instance
5 bits
instance of the function
ECU instance
3 bits
instance of the controller
manufacturer code
11 bits
manufacturer code (must be applied for at SAE)
identify number
21 bits
serial number of the device (should not be overwritten)
Table: Composition of the 64 bit NAME information according to SAE J1939-81