Siemens SIMATIC S7-200 System Manual page 174

S7-200 Programmable Controller System Manual
Example: Clear Interrupt Event Instruction
160
Network 1 // Instruction Wizard HSC
LD SM0.0
MOVB 16#A0, SMB47
//Set control bits:
//write preset;
MOVD +6, SMD52
//PV = 6;
ATCH HSC1_STEP1, 13 ATCH HSC1 STEP1 13
//Interrupt HSC1_STEP1: CV = PV for HC1
Network 2 //Clear unwanted interrupts caused
//by machine vibration
LD SM0.0
CEVNT 13