USBD_DevStart

Description

Starts device stack. This function connects the device to the USB host.

Files

usbd_core.h/usbd_core.c

Prototype

void  USBD_DevStart (CPU_INT08U   dev_nbr,
                     USBD_ERR    *p_err);

Arguments

dev_nbr

Device number.

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_DEV_INVALID_STATE

Returned Value

None.

Callers

Application.

Notes / Warnings

1. Device can be started only if state is either USBD_DEV_STATE_NONE or USB_DEV_STATE_INIT.