;
;         "libr_ngt13.txt"      
;
;WDT_off:
;      wdr
;        ; Clear WDRF in MCUSR
;      ldi tmpd, (0<<WDRF)
;      out MCUSR, tmpd
;        ; Write logical one to WDCE and WDE
;        ; Keep old prescaler setting to prevent unintentional Watchdog Reset
;      in  tmpd, WDTCSR
;      ori tmpd, (1<<WDCE)|(1<<WDE)
;      out WDTCSR, tmpd
;        ; Turn off WDT
;      ldi tmpd, (0<<WDE)
;      out WDTCSR, tmpd
;    ret