Fr 26. Sep 10:59:59 CEST 2025/m820250915countshf.asm

;; David Vajda
;; 2025-09-15
;; LED - Count - DNF - Quine ... 3 Network, ...

.include "m8def.inc"

ldi r16, HIGH (RAMEND)
out SPH, r16
ldi r16, LOW (RAMEND)
out SPL, r16

ldi r16, 0xff
out DDRD, r16

ldi r16, 0xff
l1:
dec r16
com r16
out PORTD, r16
com r16
;rcall delay
rjmp l1

delay:
push r16
push r17
push r18
ldi r16, 0xff
d1:
ldi r17, 0xff
d2:
ldi r18, 0x04
d3:
dec r18
brne d3
dec r17
brne d2
dec r16
brne d1
pop r18
pop r17
pop r16
ret