Siemens SIMATIC S7-200 - Temperature and Weighing Modules

Basic Concepts for Programming an S7-200 CPU
4-20
S7-200 Programmable Controller System Manual
A5E00066097-02
AIW4
SM0.1
Network 1
Network 1
IN100
MOV_B
OUT SMB34
EN
SM0.0
INT0
ATCH
EN
EVNT10
Network 1
IN
MOV_W
OUT VW100
EN
SIMATIC FBD
MAIN PROGRAM OB1
SUBROUTINE 0
INTERRUPT ROUTINE 0
EN
ENI
ENOENO
ENOSM0.0
SBR0*
>1
*Refer to page 9-149
Figure 4-9 SIMATIC FBD Program for Using a Subroutine and an Interrupt Routine
%SMB34
%SM0.1
Network 1
Network 1
IN100
MOVE
OUT
EN
%SM0.0
INT0
ATCH
EN
EVNT10
Network 1
IN%AIW4
MOVE
OUT %VW100
EN
IEC LAD
ENI
MAIN PROGRAM
SUBROUTINE 0
INTERRUPT ROUTINE 0
SBR0
EN
ENO
ENO
ENO
%SM0.0
Figure 4-10 IEC LAD Program for Using a Subroutine and an Interrupt Routine