Lenze Function library LenzeIO1000Drv - Manual (Page 26)

Function library "LenzeIo1000Drv"
Function blocks
L_io1000ParCounterEPMS601 - Parameterise counter
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DMS 1.0 EN - 07/2011 - TD05
byCnt1AlarmFunction
BYTE
Counter 2: Process alarm
A process alarm can be triggered in case of the following events:
bits0 Reserved
bits1 Reserved
Bit 2 Counter limit overflow
bits3 Counter limit underflow
bits4 Comparison value reached
Bit 5 Final value reached
Bit 6 Reserved
Bit 7 Reserved
byCnt1CounterFunction
BYTE
Counter 2: Counting function
0 Continuous counting
1 Single counting, main counting direction is forward
2 Single counting, main counting direction is backward
3 Single counting, no main counting direction
4 Periodic counting, main counting direction is forward
5 Periodic counting, main counting direction is backward
6 Periodic counting, no main counting direction
byCnt1SignalSelection
BYTE
Counter 2: Signal evaluation
0 Counter deactivated
• The other parameter data for the counter are ignored.
1 Rotary transducer 1-fold (at A and B)
2 Rotary transducer 2-fold (at A and B)
3 Rotary transducer 4-fold (at A and B)
4 Direction (pulse at A and direction at B)
bCnt1InternalGateInterrupt
BOOL
Counter 2: Gate function (internal gate)
FALSE Cancel (counting process restarts from the load value)
TRUE Interrupt (counting process is continued with counter content)
byCnt1CompareFunction
BYTE
Counter 2: Comparison operation
0 Comparison bit is never set
1 Comparison bit is set if count value ≥ comparison value.
2 Comparison bit is set if count value ≤ comparison value.
3 Comparison bit is set if count value = comparison value.
bCnt1InvertDirectionTrackB
BOOL
TRUE Counter 2: Invert counting direction track B
dwCnt1SetValue
DWORD
Counter 2: Set value
dwCnt1LoadValue
DWORD
Counter 2: Load value
dwCnt1EndValue
DWORD
Counter 2: Final value
byCnt1Hysteresis
BYTE
Counter 2: Hysteresis
Identifier/data type Information/possible settings