TMR2_TIME_CYCLE_UNCOMMENTED

poc1 equ 21h
poc2 equ 22h

  org   00h
  goto start

  org 04h
  bcf   PIR1,TMR2IF
  decf poc1,1
  btfsc STATUS,2
  call sem1

  comf  PORTB,1
  retfie

start:
   bsf STATUS,RP0
   clrf ANSEL
   movlw 60h
   movwf OSCCON

   clrf TRISB

   ;x= ((fosc/4)/f)/(PRESC*POSTSC))-1

   movlw .x
   movwf PR2
   movlw 02h
   movwf PIE1

   bcf   STATUS,RP0
   clrf PORTB

   movlw .y         ; y je kolikrat to prevrati hranu nez to prerusim
   movwf poc1

   movlw z          ; z je nastaveni T2CON coz sou preddelicky a postdelicky atd.
   movwf T2CON

   movlw 0C0
   movwf INTCON
   bsf T2CON,TMR2ON

Sem1
   nop
   Sem2
   decf poc2,1
   btfss STATUS,2
   goto Sem2
   return
    end