6
Control via FHPP
Festo – GDCP-CMMO-ST-LK-C-HP-EN – 2017-05b – English
59
6.5.1
Record selection flow diagrams
Fig. 6.3, Fig. 6.4 and Fig. 6.5 show the flow diagram for starting and stopping of a record.
Record start/stop
Setpoint record
number
output data
Stop
CCON.STOP
Acknowledge start
SPOS.ACK
Motion complete
SPOS.MC
Actual record
number
input data
N - 1
N
N + 1
N - 1
N
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Axis is moving
SPOS.MOV
Start
CPOS.START
N + 1
5
4
3
2
1
6
1
Requirement: “Start acknowledgment” = 0
2
Rising edge at “Start” causes the new record
number N to be accepted and “Start acknow
ledgment” to be set.
3
As soon as “Start acknowledgement” is re
cognised by the controller, “Start” may be
set to 0 again.
4
The motor controller reacts with a trailing
edge at “Start acknowledgment”.
5
As soon as “Start acknowledgment” is recog
nized by the controller, it can create the next
record number.
6
A currently running positioning task can be
stopped with “Stop”.
Fig. 6.3
Flow diagram, record start/stop
Содержание CMMO-ST-C5-1-LKP
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