diff --git a/soft/PjtKEIL_StepSon/Src/GestionSon.s b/soft/PjtKEIL_StepSon/Src/GestionSon.s
index e69c856..15c5a15 100644
--- a/soft/PjtKEIL_StepSon/Src/GestionSon.s
+++ b/soft/PjtKEIL_StepSon/Src/GestionSon.s
@@ -86,18 +86,17 @@ GestionSon proc
 	ldr r2, =Son_index
 	ldr r1, [r2]
 	cmp r0, r1
-	bls EndOfSound ; if (LongeurSon <= Son_index) goto ResetGestionSon;
+	bls EndOfSound ; 
 	ldr r3, =Son
-	ldrsh r0, [r3, r1, lsl #1]
-			; r0 = Son[Son_index]
+	ldrsh r0, [r3, r1, lsl #1]; 
 	add r0, #32768
 	mov r3, #720
 	mul r0, r3 
-	lsr r0, #16 ;x in [-32768; 32767] -> x in [0; 719]
+	lsr r0, #16 ;
 	ldr r3, =Sortie_son
-	str r0, [r3]  ; Sortie_son = x
+	str r0, [r3]  ; 
 	add r1, r1, #1
-	str r1, [r2]  ; Son_index++;
+	str r1, [r2]  ; 
 	b PWM_Set_Value_TIM3_Ch3
 EndOfSound
 	bx lr