Siemens SIMATIC S7-200 - LAD Sample Program for DP Communication to a CPU 224

S7-200 Specifications
A-66
S7-200 Programmable Controller System Manual
A5E00066097-02
SMB224
Network 1
IN
&VB0
MOV_DW
OUT VD1000
EN ENO
Calculate the output data pointer into V memory.
==B
2
IN
SMW226
I_DI
OUT AC0
EN ENO
OUT
ADD_DI
EN
IN1
IN2
OUT
AC0
VD1000
AC0
ENO
VD1000
SMB224
Network 2
IN
VD1000
MOV_DW
OUT VD1004
EN ENO
Calculate the input data pointer into V Memory.
==B
2
IN
SMB228
B_I
OUT AC0
EN ENO
OUT
ADD_DI
EN
IN1
IN2
OUT
AC0
VD1004
ENO
VD1004
IN
ACO
I_DI
OUT AC0
EN ENO
SMB224
Network 3
Set amount of data to be copied.
==B
2
IN
SMB228
MOV_B
OUT VB1008
EN ENO
IN
SMB229
MOV_B
OUT VB1009
EN ENO
SMB224
Transfer Master Outputs to CPU Outputs. Copy CPU inputs to the Master inputs.
==B
2
OUT
BLKMO~1
EN
IN
N
OUT
*VD1000
VB1008
ENO
QB0
OUT
BLKMO~1
EN
IN
N
OUT
IB0
VB1009
ENO
*VD1004
Network 4
Figure A-33 LAD Sample Program for DP Communication to a CPU 224