2 ******************************************************************************
4 * @file usb_host_interface.h
6 * @brief usb host interface definitions
8 * Copyright (C) ESWIN 2015-2020
10 ******************************************************************************
13 #ifndef _USB_HOST_INTERFACE_H
14 #define _USB_HOST_INTERFACE_H
15 /*******************************************************************************
16 * Function: usb_host_send
17 * Description:send buff from host to slave
19 * Input: void *buff, int len, int flag
27 ********************************************************************************/
28 int usb_host_send(void *buff, int len, int flag);