#include "modules/usb/usb_task.h"
#include "usb_descriptors.h"
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Defines | |
#define | ATTACHED 0 |
#define | POWERED 1 |
#define | DEFAULT 2 |
#define | ADDRESSED 3 |
#define | CONFIGURED 4 |
#define | SUSPENDED 5 |
#define | USB_CONFIG_ATTRIBUTES_RESERVED 0x80 |
#define | USB_CONFIG_BUSPOWERED (USB_CONFIG_ATTRIBUTES_RESERVED | 0x00) |
#define | USB_CONFIG_SELFPOWERED (USB_CONFIG_ATTRIBUTES_RESERVED | 0x40) |
#define | USB_CONFIG_REMOTEWAKEUP (USB_CONFIG_ATTRIBUTES_RESERVED | 0x20) |
#define | Is_device_enumerated() ((usb_configuration_nb!=0) ? TRUE : FALSE) |
Returns true when device connected and correctly enumerated with an host. The device high level application should tests this before performing any applicative requests. | |
#define | Is_device_not_enumerated() ((usb_configuration_nb!=0) ? FALSE : TRUE) |
Functions | |
void | usb_process_request (void) |
This function reads the SETUP request sent to the default control endpoint and calls the appropriate function. When exiting of the usb_read_request function, the device is ready to manage the next request. | |
Variables | |
U8 | usb_configuration_nb |
Copyright (c) 2004 Atmel.
Use of this program is subject to Atmel's End User License Agreement. Please read file license.txt for copyright notice.
USB device enumeration requests header file.
This file contains the USB endpoint 0 management routines corresponding to the standard enumeration process (refer to chapter 9 of the USB specification. This file calls routines of the usb_specific_request.c file for non-standard request management. The enumeration parameters (descriptor tables) are contained in the usb_descriptors.c file.
Definition in file usb_standard_request.h.