Description
Adds an alternate setting to a specific interface.
Files
usbd_core.h/usbd_core.c
Prototype
Arguments
dev_nbr
Device number.
cfg_nbr
Configuration number.
if_nbr
Interface number.
p_name
Pointer to alternate setting name.
p_err
Pointer to variable that will receive the return error code from this function.
USBD_ERR_NONE
USBD_ERR_DEV_INVALID_NBR
USBD_ERR_CFG_INVALID_NBR
USBD_ERR_IF_INVALID_NBR
USBD_ERR_IF_ALT_ALLOC
Returned Value
Interface alternate setting number, if no errors.
USBD_IF_ALT_NBR_NONE, otherwise.
Callers
Classes.
Notes / Warnings
None.