text: #ifndef SELF_TEST_HEADER_THOMAS_CHEVALIER
  #define SELF_TEST_HEADER_THOMAS_CHEVALIER
  
  #include <stdint.h>
  /**
   * @brief Check if the device is ok.
   * @return Return RETURN_SUCCESS if everything is fine, return RETURN_ERROR if self test must be performed.
   */
  uint8_t	self_test_check		(void);
  
  /**
   * @brief  Execute tests for the whole device
   * @details Read "/Doc/Note/Self test procedure.txt" for furher informations.
   */
  void	self_test_execute	(void);
  
  #endif // SELF_TEST_HEADER_THOMAS_CHEVALIER
  