diff --git a/src/debug/debug.h b/src/debug/debug.h
index f454fbc..a077e3c 100644
--- a/src/debug/debug.h
+++ b/src/debug/debug.h
@@ -1,7 +1,6 @@
 #ifndef DEBUG_H
 #define DEBUG_H
 
-#include <stdbool.h>
 #include "../toy.h"
 
 void fprintBits(size_t const size, void const * const ptr, FILE *file_pointer);
diff --git a/src/main.c b/src/main.c
index 5ccb7c2..3ce68fc 100644
--- a/src/main.c
+++ b/src/main.c
@@ -3,10 +3,29 @@
 
 int main(int argc, char *argv[])
 {
-    uint16_t ram[RAM_SIZE];
+    uint16_t    ram[RAM_SIZE];
+    uint16_t    ir;
+    uint8_t     op_code;
+    uint16_t    pc = 0;
+    uint16_t    accu = 0;
+    int         data_addr=0;
+    bool        run = true;
 
     if(initialise_ram(ram,argc,argv)==-1) return 1;
-    makeHexDump(true,ram);
+//    makeHexDump(true,ram);
+
+//    while(run && pc<(RAM_SIZE-1))
+//    {
+        ir = ram[2];
+        pc++;
+        op_code = get_opcode(ir);
+        printf("OP Code: %u\n",op_code);
+        data_addr=find_data(ir);
+        printf("Adresse: %d\n",data_addr);
+//    }
+ 
+
+
 
     return 0;
 }
diff --git a/src/toy.c b/src/toy.c
index 50081a4..0b2dd72 100644
--- a/src/toy.c
+++ b/src/toy.c
@@ -58,3 +58,12 @@ uint8_t get_opcode(uint16_t instruction)
     return opcode;
 }
 
+int find_data(uint16_t instruction)
+{
+    int instr;
+    if(instruction > 32767) instr = -1;
+    else instr=instruction & 4095;
+    return instr;
+}
+
+    
diff --git a/src/toy.h b/src/toy.h
index 60c0f04..d76c427 100644
--- a/src/toy.h
+++ b/src/toy.h
@@ -3,6 +3,7 @@
 
 #include <stdio.h>
 #include <stdint.h>
+#include <stdbool.h>
 #include <stdlib.h>
 
 #define RAM_SIZE 4096 
@@ -11,5 +12,6 @@
 
 int initialise_ram(uint16_t *ram, int argc, char **argv ); 
 uint8_t get_opcode(uint16_t instruction);
+int find_data(uint16_t instruction);
 
 #endif