USB Libraries Help > USB Device Libraries > USB CDC Device Library > Library Interface > b) Data Types and Constants > USB_CDC_NOTIFICATION Enumeration
MPLAB Harmony USB Stack
USB_CDC_NOTIFICATION Enumeration

CDC notification codes 

This enumeration identifies the possible notification codes available for CDC.

C
typedef enum {
  USB_CDC_NOTIFICATION_NETWORK_CONNECTION = 0x00,
  USB_CDC_NOTIFICATION_RESPONSE_AVAILABLE = 0x01,
  USB_CDC_NOTIFICATION_AUX_JACK_HOOK_STATE = 0x08,
  USB_CDC_NOTIFICATION_RING_DETECT = 0x09,
  USB_CDC_NOTIFICATION_SERIAL_STATE = 0x20,
  USB_CDC_NOTIFICATION_CALL_STATE_CHANGE = 0x28,
  USB_CDC_NOTIFICATION_LINE_STATE_CHANGE = 0x29,
  USB_CDC_NOTIFICATION_CONNECTION_SPEED_CHANGE = 0x2A
} USB_CDC_NOTIFICATION;
Remarks

None.