Commit 0ad2b0a8b73eff505e5fd41e7f78949053f2f9ff
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15801ada
Programme pour tester les boutons
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| 1 | +.equ PINA = 0x00 ; définition des adresses des ports | ||
| 2 | +.equ DDRA = 0x01 | ||
| 3 | +.equ PORTA = 0x02 | ||
| 4 | +.equ PINC = 0x06 | ||
| 5 | +.equ DDRC = 0x07 | ||
| 6 | +.equ PORTC = 0x08 | ||
| 7 | + | ||
| 8 | +.equ RAMEND = 0x21FF | ||
| 9 | +.equ SPH = 0x3E ; initialisation de la pile | ||
| 10 | +.equ SPL = 0x3D | ||
| 11 | + | ||
| 12 | +.org 0x000 | ||
| 13 | + ; Vecteur RESET | ||
| 14 | + jmp debut | ||
| 15 | + | ||
| 16 | + | ||
| 17 | +.org 0x0080 | ||
| 18 | + | ||
| 19 | + | ||
| 20 | +debut: | ||
| 21 | + DDRA@IO <- 0xFF | ||
| 22 | + DDRC@IO <- 0x0F | ||
| 23 | + PORTC@IO <- 0x00 | ||
| 24 | + SEI | ||
| 25 | + | ||
| 26 | +boucle: | ||
| 27 | + PORTA@IO <- PINC@IO | ||
| 28 | + ; PORTA@IO <- 0xAA | ||
| 29 | + saut boucle | ||
| 30 | + | ||
| 31 | +tempo: | ||
| 32 | + ldi r24,8 | ||
| 33 | +tempoA: | ||
| 34 | + subi r22,1 | ||
| 35 | + sbci r23,0 | ||
| 36 | + sbci r24,0 | ||
| 37 | + brcc tempoA | ||
| 38 | + ret | ||
| 39 | + |