text: #include "app_camera.h"
  #include "app_httpserver.h"
  #include "app_wifi.h"
  #include "app_speech_srcif.h"
  
  #define VERSION "1.0.0"
  
  #define GPIO_LED_RED    21
  #define GPIO_LED_WHITE  22
  #define GPIO_BUTTON     15
  #define GPIO_BOOT       0
  
  typedef enum
  {
      WAIT_FOR_WAKEUP,
      WAIT_FOR_CONNECT,
      START_DETECT,
      START_RECOGNITION,
      START_ENROLL,
      START_DELETE,
  
  } en_fsm_state;
  
  extern en_fsm_state g_state;
  extern int g_is_enrolling;
  extern int g_is_deleting;
  