; vyuka podprogramu -  vpreruseni - zaklady  
;        
   
#include p16f1708.inc


    
 code 
 
  __CONFIG   _CONFIG1,  _FOSC_INTOSC & _WDTE_OFF & _PWRTE_ON  & _MCLRE_OFF & _CP_OFF & _BOREN_OFF  & _IESO_OFF &  _FCMEN_OFF & _CLKOUTEN_OFF 

;   & _CLKOUTEN_OFF   timhle se da vypnout vnitrni oscilator na pinu RA4 - pin 3 
  
  
  __CONFIG   _CONFIG2,  _WRT_OFF & _LVP_OFF   & _PPS1WAY_ON & _ZCDDIS_ON & _PLLEN_OFF & _STVREN_ON &  _LPBOR_OFF & _BORV_HI & _LPBOR_OFF  


  
  org 0
 goto start



; interrupt 


 org 4
  nop
  nop
  movlw 5
  nop
  movlb 7 
  nop
  nop
  bcf INTCON,T0IF    ; nuluji pozadavkovy bit 
  nop
 retfie   ; RETFIE vraci registry z shadow reg. 


start: 
 
 bsf INTCON, TMR0IE
 bsf INTCON, GIE
    

cyklime:    
 nop
 nop
 nop
 nop
 movlw 8
 nop
 nop
 monlb 0
 nop
 nop
 nop
 nop
 nop
 goto cyklime
 
 
 end