diff --git a/src/simulator/mem_cmp.rs b/src/simulator/mem_cmp.rs
index 41bcf3a..859bfad 100644
--- a/src/simulator/mem_cmp.rs
+++ b/src/simulator/mem_cmp.rs
@@ -37,34 +37,6 @@ struct Section{
     content: Vec<u8>, // la donnée en question
 }
 
-/*
-* c doit etre un caractère hexadécimale
- */
-fn one_hex_to_dec(c: char) -> u8 {
-
-    match c {
-        'A' | 'a' => 10,
-        'B' | 'b' => 11,
-        'C' | 'c' => 12,
-        'D' | 'd' => 13,
-        'E' | 'e' => 14,
-        'F' | 'f' => 15,
-        _ => {
-             let ret : u8 = c.to_digit(10).unwrap() as u8;
-            return ret; 
-            },
-        }
-    }
-
-   
-
-fn two_hex_to_u8(c1: char, c2: char) -> u8 {
-    let a = one_hex_to_dec(c1);
-    let b = one_hex_to_dec(c2);
-
-    16*a + b
-}
-
 /*
 * Voir si instanciation d'une structure deplace les valeurs "locales" à la méthode from, je sais plus ....
  */
@@ -93,6 +65,51 @@ impl Section{
     }
 }
 
+/*
+* Representation de l'etat de la mémoire (apres execution.... a  confirmer), sous forme de sections
+*/
+struct Mem_Checker{
+    pc: usize,
+    sp: usize,
+    sections: Vec<Section>,
+}
+
+
+impl Mem_Checker{
+    /*fn from(path: &String) -> Mem_Checker{
+
+    }*/
+}
+
+
+/*
+* c doit etre un caractère hexadécimale
+ */
+fn one_hex_to_dec(c: char) -> u8 {
+
+    match c {
+        'A' | 'a' => 10,
+        'B' | 'b' => 11,
+        'C' | 'c' => 12,
+        'D' | 'd' => 13,
+        'E' | 'e' => 14,
+        'F' | 'f' => 15,
+        _ => {
+             let ret : u8 = c.to_digit(10).unwrap() as u8;
+            return ret; 
+            },
+        }
+    }
+
+   
+
+fn two_hex_to_u8(c1: char, c2: char) -> u8 {
+    let a = one_hex_to_dec(c1);
+    let b = one_hex_to_dec(c2);
+
+    16*a + b
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
@@ -119,6 +136,11 @@ mod tests {
         assert_eq!(section.content, expected_vec);
     }
 
+
+
+
+
+    
     #[test]
     fn test_mod(){
         let cond = (0%2) == 0;