diff --git a/projet_keil/Project.uvoptx b/projet_keil/Project.uvoptx
index eda5b1e..16a11b0 100644
--- a/projet_keil/Project.uvoptx
+++ b/projet_keil/Project.uvoptx
@@ -215,7 +215,7 @@
         <Wi>
           <IntNumber>0</IntNumber>
           <FirstString>`TIM3_CCR3</FirstString>
-          <SecondString>0000FF00000000000000000000000000008499400000000000000000000000000000000054494D335F4343523300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000300000001000000000000000000F03F1600000000000000000000000000000000000000901E0008</SecondString>
+          <SecondString>0000FF00000000000000000000000000008499400000000000000000000000000000000054494D335F4343523300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000300000001000000000000000000F03F1400000000000000000000000000000000000000901E0008</SecondString>
         </Wi>
       </LogicAnalyzers>
       <DebugDescription>
diff --git a/projet_keil/Src/principal.c b/projet_keil/Src/principal.c
index 8bc9638..fdbf7dc 100644
--- a/projet_keil/Src/principal.c
+++ b/projet_keil/Src/principal.c
@@ -14,8 +14,8 @@ extern int LongueurSon;
 extern int PeriodeSonMicroSec;
 
 type_etat etat;
-int Periode_PWM_en_Tck = 1633;
-int Periode_ech_en_Tck = 6532;
+int Periode_PWM_en_Tck = 1638; 	
+int Periode_ech_en_Tck = 6552;
 
 void timer_callback(void);