USB Setup request package.

#include < em_usb.h >

Data Fields

union {
struct {
union {
struct {
uint8_t Recipient : 5
uint8_t Type : 2
uint8_t Direction : 1
uint8_t bmRequestType
uint8_t bRequest
uint16_t wValue
uint16_t wIndex
uint16_t wLength
uint32_t dw [2]

Field Documentation

union { ... }
uint8_t USB_Setup_TypeDef::bmRequestType

Request characteristics.

uint8_t USB_Setup_TypeDef::bRequest

Request code.

uint8_t USB_Setup_TypeDef::Direction

Transfer direction of SETUP data phase.

uint32_t USB_Setup_TypeDef::dw[2]
uint8_t USB_Setup_TypeDef::Recipient

Request recipient (device, interface, endpoint or other).

uint8_t USB_Setup_TypeDef::Type

Request type (standard, class or vendor).

uint16_t USB_Setup_TypeDef::wIndex

Index or offset, varies according to request.

uint16_t USB_Setup_TypeDef::wLength

Number of bytes to transfer if there is a data stage.

uint16_t USB_Setup_TypeDef::wValue

Varies according to request.

The documentation for this struct was generated from the following file:
  • em_usb.h