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Defines | |
#define | Usb_send_event(x) (g_usb_event |= (1<<x)) |
#define | Usb_ack_event(x) (g_usb_event &= ~(1<<x)) |
#define | Usb_clear_all_event() (g_usb_event = 0) |
#define | Is_usb_event(x) ((g_usb_event & (1<<x)) ? TRUE : FALSE) |
#define | Is_not_usb_event(x) ((g_usb_event & (1<<x)) ? FALSE: TRUE) |
#define | EVT_USB_POWERED 1 |
#define | EVT_USB_UNPOWERED 2 |
#define | EVT_USB_DEVICE_FUNCTION 3 |
#define | EVT_USB_HOST_FUNCTION 4 |
#define | EVT_USB_SUSPEND 5 |
#define | EVT_USB_WAKE_UP 6 |
#define | EVT_USB_RESUME 7 |
#define | EVT_USB_RESET 8 |
#define | USB_MODE_UNDEFINED 0x00 |
#define | USB_MODE_HOST 0x01 |
#define | USB_MODE_DEVICE 0x02 |
Functions | |
void | usb_task_init (void) |
void | usb_task (void) |
Variables | |
volatile U16 | g_usb_event |
Public : U16 g_usb_event usb_connected is used to store USB events detected upon USB general interrupt subroutine Its value is managed by the following macros (See usb_task.h file) Usb_send_event(x) Usb_ack_event(x) Usb_clear_all_event() Is_usb_event(x) Is_not_usb_event(x). | |
U8 | g_usb_mode |
volatile U8 | private_sof_counter |
Definition in file usb_task.h.