IFM CR0452 - Page 83

83
ifm Programming Manual BasicDisplay CR0452 v03.02 05 / 2018
ifm function elements ifm function elements for the device CR0452
CANOPEN_GETBUFFERFLAGS
7890
= Get buffer flags
Unit type = function block (FB)
Unit is contained in the library ifm_CANopen_NT_Vxxyyzz.LIB
Symbol in CODESYS:
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Description
7892
CANOPEN_GETBUFFERFLAGS supplies information on the buffer flags.
The flags can be reset via the optional inputs.
The function block returns the state of the overflow flags.
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Parameters of the inputs
7893
Parameter
Data type
Description
EXECUTE
BOOL := FALSE
FALSE  TRUE (edge):
execute function element once
otherwise: function element is not active
A function element already started is processed.
CHANNEL
BYTE
CAN interface (1...n) depending on the device
ResetRXFlags
(optional use of the parameter)
BOOL := FALSE
TRUE: Provide fag status at the output and then reset
FALSE: function element is not executed
ResetTXFlags
(optional use of the parameter)
BOOL := FALSE
TRUE: Provide flag status at the output and then reset
FALSE: function element is not executed