4 start of program "car park, Start of program “car park, Drive plc developer studio – Lenze DDS v2.1 Benutzerhandbuch
Seite 38: 4 start of program “car park
Drive PLC Developer Studio
L
36
DDS DE/EN 2.1
Tip!
If the error message “Communication error: You will be logged out” appears while you try to log in the
automation system, it is not possible to build up the connection with the automation system.
•
Check the PC connection
↔ Automation system through the system bus configuration tool.
•
Check whether the automation system is ready for operation (e. g. 9300 Servo PLC)
•
Check the communication parameters set for the project with
Online
➞
➞
➞
➞
Communication parameter.
4.4.4
Start of program “Car park”
•
Select
Online
➞
➞
➞
➞
Start, to start the park car program in the automation system or PC (if the
simulation mode is activated).
Tip!
If the mouse pointer is on a variable in online mode, the type and if available the comment of the
variable will be indicated.
Change of variable values in online mode
Change the variable values (”Write values”) in online and see the effects of the change in DDS
(”Monitoring”) to check the program functionality.
The following tables give more information on the variables used:
Input variables
State
Meaning
bPhotosensor1
FALSE
→
TRUE
Car drives in car park. ParkingLotsCounter is
increased by one to max. 10.
bPhotosensor2
FALSE
→
TRUE
Car leaves car park. ParkingLotsCounter is decreased
by one to min. 0.
bResetLots
TRUE
ParkingLotsCounter
is reset to 0.
Output variables
Status/value
Meaning
ParkingLotsCounter
0...9
Free space in car park available.
Li ht
B i i
TrafficLightGreen
TRUE
ee space ca pa a a ab e
Lights on green. Barrier is open.
TrafficLightRed
FALSE
ParkingLotsCounter
10
No more spaces available in car park.
Li ht
d B i i l
d
TrafficLightGreen
FALSE
o o e spaces a a ab e ca pa
Lights on red. Barrier is closed.
TrafficLightRed
TRUE
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