IFM CR0452 - Page 56

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ifm Programming Manual BasicDisplay CR0452 v03.02 05 / 2018
ifm function elements ifm function elements for the device CR0452
CAN_STATUS
7499
Unit type = function block (FB)
Unit is contained in the library ifm_RawCAN_NT_Vxxyyzz.LIB
Symbol in CODESYS:
>
Description
7501
CAN_STATUS provides information on the chosen CAN bus.
Without hardware initialisation the following flags can be reset to FALSE:
- BUSOFF
- WARNING_RX
- WARNING_TX
>
Parameters of the inputs
7502
Parameter
Data type
Description
ENABLE
BOOL := FALSE
TRUE: execute this function element
FALSE: unit is not executed
> Function block inputs are not active
> Function block outputs are not specified
CHANNEL
BYTE
CAN interface (1...n) depending on the device
CLEAR
BOOL := FALSE
TRUE: Reset the following flags:
• WARNING_RX
• WARNING_TX
• BUSOFF
FALSE: function element is not executed