Referencia del Archivo usb_specific_request.c

#include "config.h"
#include "usb_drv.h"
#include "usb_descriptors.h"
#include "usb_standard_request.h"
#include "usb_specific_request.h"

Funciones
void	hid_get_report_descriptor (void)
void	usb_hid_set_report_ouput (void)
void	usb_hid_set_idle (U8 u8_report_id, U8 u8_duration)
void	usb_hid_get_idle (U8 u8_report_id)
void	hid_get_hid_descriptor (void)
Bool	usb_user_read_request (U8 type, U8 request)
void	usb_user_endpoint_init (U8 conf_nb)
U8	usb_user_interface_get (U16 wInterface)
void	usb_user_interface_reset (U16 wInterface, U8 alternate_setting)
Bool	usb_user_get_descriptor (U8 type, U8 string)
Variables
U8 code *	pbuffer
U8	data_to_transfer
code S_usb_hid_report_descriptor_mouse	usb_hid_report_descriptor_mouse
U8	g_u8_report_rate = 0

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Documentación de las funciones

void hid_get_hid_descriptor

(

void

)

This function manages hid get hid descriptor request.

void hid_get_report_descriptor

(

void

)

This function manages hit get repport request.

void usb_hid_get_idle

(

U8

u8_report_id

)

This function manages hid get idle request.

Parámetros:

Report

ID 0 the idle rate applies to all input reports, else only applies to the Report ID

void usb_hid_set_idle	(	U8	u8_report_id,
		U8	u8_duration
	)

This function manages hid set idle request.

Parámetros:

	Duration	When the upper byte of wValue is 0 (zero), the duration is indefinite else from 0.004 to 1.020 seconds
	Report	ID 0 the idle rate applies to all input reports, else only applies to the Report ID

void usb_hid_set_report_ouput

(

void

)

This function manages hit set report request.

void usb_user_endpoint_init

(

U8

conf_nb

)

This function configures the endpoints.

Parámetros:

conf_nb

configuration number choosed by USB host

Bool usb_user_get_descriptor	(	U8	type,
		U8	string
	)

This function fills the global descriptor

Parámetros:

	type	corresponding at MSB of wValue (see USB specification)
	string	corresponding at LSB of wValue (see USB specification)

Devuelve:

FALSE, if the global descriptor no filled

U8 usb_user_interface_get

(

U16

wInterface

)

This function returns the interface alternate setting.

Parámetros:

wInterface

Interface selected

Devuelve:

alternate setting configurated

void usb_user_interface_reset	(	U16	wInterface,
		U8	alternate_setting
	)

This function selects (and resets) the interface alternate setting.

Parámetros:

	wInterface	Interface selected
	alternate_setting	alternate setting selected

Bool usb_user_read_request	(	U8	type,
		U8	request
	)

This function checks the specific request and if known then processes it

Parámetros:

	type	corresponding at bmRequestType (see USB specification)
	request	corresponding at bRequest (see USB specification)

Devuelve:

TRUE, when the request is processed

FALSE, if the request is'nt know (STALL handshake is managed by the main standard request function).

---

Documentación de las variables

U8 data_to_transfer

U8 g_u8_report_rate = 0

U8 code* pbuffer

code S_usb_hid_report_descriptor_mouse usb_hid_report_descriptor_mouse