.equ PINA = 0x00 ; définition des adresses des ports
.equ DDRA = 0x01
.equ PORTA = 0x02

.equ RAMEND = 0x21FF
.equ SPH = 0x3E ; initialisation de la pile
.equ SPL = 0x3D
.equ SREG = 0x3F

.equ ADMUX = 0x7C

.equ ADCSRB = 0x7B
.equ ADCSRA = 0x7A
.equ ADCH = 0x79
.equ ADCL = 0x78

.org 0x000
    ; Vecteur RESET
    jmp debut

.org 0x003A
	jmp irqadc

.org 0x0080

codeAff:

.db 0b1111110, 0b001100
.db 0b0110111, 0b0011111
.db 0b1001101, 0b1011011
.db 0b1111011, 0b0001110
.db 0b1111111, 0b1011111

debut:
	ldi r28, low(RAMEND)
	ldi r29, high(RAMEND)
	
	out SPL, r28
	out SPH, r29
	
	DDRA@IO <- 0xFF
	ADMUX <- 0b01100000
	ADCSRB <- 0b00000000
	ADCSRA <- 0b11101111
	
	sei
	
boucle:
	sleep
	jmp boucle
	
irqadc:
	PORTA@IO <- codeAff@ROM[ADCH/27]
	reti