USBD_DrvCfgClr

Owned by Former user (Deleted)
Last updated: Dec 03, 2020 by WES Admin
1 min read

Description

Bring device into de-configured state.

Files

Every device driver’s usbd_drv.c

Prototype

static  void  USBD_DrvCfgClr (USBD_DRV    *p_drv,
                              CPU_INT08U   cfg_val);


Arguments

p_drv

Pointer to USB device driver structure.

cfg_val

Configuration value.

Returned Value

None.

Callers

USB device core layer.

Notes / Warnings

  1. Typically, the clear configuration function sets the device as not being configured. For some controllers, this may not be necessary.
  2. This function in invoked after a bus reset or before the status stage of some SET_CONFIGURATION requests.