4.4.6.3.18 USB_SetupProcessDeviceRequest()
RETURN_CODE_t USB_SetupProcessDeviceRequest (USB_SETUP_REQUEST_t * setupRequestPtr)
Setup function for the device requests.
USB 2.0 Specification Ch 9.4.
|
bRequest |
wValue |
wIndex |
wLength |
Data |
|---|---|---|---|---|
|
CLEAR_FEATURE |
Feature selector |
Zero |
Zero |
None |
|
GET_CONFIGURATION |
Zero |
Zero |
One |
Config value |
|
GET_DESCRIPTOR |
Type and index |
Zero or ID |
Length |
Descriptor |
|
GET_STATUS |
Zero |
Endpoint |
Two |
Device status |
|
SET_ADDRESS |
Device address |
Zero |
Zero |
None |
|
SET_CONFIGURATION |
Config value |
Zero |
Zero |
None |
|
SET_DESCRIPTOR |
Type and index |
Zero or ID |
Length |
Descriptor |
|
SET_FEATURE |
Feature selector |
Zero |
Zero |
None |
| setupRequestPtr |
- Pointer to the setup request and its data |
SUCCESS or an Error code according to RETURN_CODE_t |