Festo CPX-FB23 - Page 38

3 Commissioning as function module F24
38 Festo – P.BE-CPX-FB23-24-EN – 1305a – English
Mapping optimisation: station optimised
The following configuration arises from the address capacity of the CPX terminal:
1 Station, 4-fold cycle time.
– The 3rd cycle contains user data in the word area
– The 4th cycle contains no user data
– Remote Ready situated at the end of the 2nd cycle
Bit range Word range
RX
Inputs
RY
Outputs
RWr
Inputs
RWw
Outputs
Station 1 X1000
I15 … I0 O15 … O0 Y1000 D1000 System diagnostics (16 I/O) D2000
1nd cycle X1010 I31 … I16
O31
…O
16
Y1010 D1001 AI1 AO1 D2001
D1002 AI2 AO2 D2002
D1003 AI3 AO3 D2003
Station 1 X1020 I47 … I32 O47 … O32 Y1020 D1004 AI 4 AO4 D2004
2nd cycle X1030 Remote Ready (RR = Bit 11) Y1030 D1005 AI5 AO5 D2005
D1006 AI6 AO6 D2006
D1007 AI7 AO7 D2007
Station 1 X1040 Y1040 D1008 AI8 AO8 D2008
3nd cycle X1050 Y1050 D1009 AI9 AO9 D2009
D1010 AI10 AO10 D2010
D1011 AI11 AO11 D2011
Station 1 X1060 Y1060 D1012 AI12 AO12 D2012
4nd cycle X1070 Y1070 D1013 AI13 AO13 D2013
D1014 AI14 AO14 D2014
D1015 AI15 AO15 D2015
Allocated address spaceAvailable address space
Fig. 3.2 Example for station optimised CC-Link memory mapping