ref: a80af55313ca99a442b2574dd53ebedfb9e736fc
dir: /LEAF/Src/usb_host.c/
/**
******************************************************************************
* @file : usb_host.c
* @version : v1.0_Cube
* @brief : This file implements the USB Host
******************************************************************************
* This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* Copyright (c) 2018 STMicroelectronics International N.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions are met:
*
* 1. Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of other
* contributors to this software may be used to endorse or promote products
* derived from this software without specific written permission.
* 4. This software, including modifications and/or derivative works of this
* software, must execute solely and exclusively on microcontroller or
* microprocessor devices manufactured by or for STMicroelectronics.
* 5. Redistribution and use of this software other than as permitted under
* this license is void and will automatically terminate your rights under
* this license.
*
* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "usb_host.h"
#include "usbh_core.h"
//#include "usbh_audio.h"
/* USER CODE BEGIN Includes */
#include "usbh_MIDI.h"
#include "MIDI_application.h"
/* USER CODE END Includes */
/* USER CODE BEGIN PV */
/* Private variables ---------------------------------------------------------*/
USBH_HandleTypeDef hUsbHostFS __ATTR_RAM_D2;
ApplicationTypeDef Appli_state = APPLICATION_IDLE;
extern MIDI_ApplicationTypeDef MIDI_Appli_state;
/* USER CODE END PV */
/* USER CODE BEGIN PFP */
/* Private function prototypes -----------------------------------------------*/
/* USER CODE END PFP */
/* USB Host core handle declaration */
/*
* -- Insert your variables declaration here --
*/
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/*
* user callback declaration
*/
static void USBH_UserProcess(USBH_HandleTypeDef *phost, uint8_t id);
/*
* -- Insert your external function declaration here --
*/
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/**
* Init USB host library, add supported class and start the library
* @retval None
*/
void MX_USB_HOST_Init(void)
{
/* USER CODE BEGIN USB_HOST_Init_PreTreatment */
/* USER CODE END USB_HOST_Init_PreTreatment */
/* Init host Library, add supported class and start the library. */
USBH_Init(&hUsbHostFS, USBH_UserProcess, HOST_FS);
USBH_RegisterClass(&hUsbHostFS, USBH_MIDI_CLASS);
USBH_Start(&hUsbHostFS);
/* USER CODE BEGIN USB_HOST_Init_PostTreatment */
HAL_PWREx_EnableUSBVoltageDetector();
/* USER CODE END USB_HOST_Init_PostTreatment */
}
/*
* Background task
*/
void MX_USB_HOST_Process(void)
{
USBH_Process(&hUsbHostFS);
MIDI_Application();
}
/*
* user callback definition
*/
static void USBH_UserProcess (USBH_HandleTypeDef *phost, uint8_t id)
{
switch(id)
{
case HOST_USER_SELECT_CONFIGURATION:
break;
case HOST_USER_DISCONNECTION:
Appli_state = APPLICATION_DISCONNECT;
//reset the USB stuff - to handle cases where disconnection put USB into an unrecoverable state for some reason
USBH_Stop(&hUsbHostFS);
for (uint i = 0; i < RX_BUFF_SIZE; i++)
{
MIDI_RX_Buffer[i] = 0;
}
//HAL_Delay(1);
USBH_Init(&hUsbHostFS, USBH_UserProcess, HOST_FS);
USBH_RegisterClass(&hUsbHostFS, USBH_MIDI_CLASS);
USBH_Start(&hUsbHostFS);
break;
case HOST_USER_CLASS_ACTIVE:
Appli_state = APPLICATION_READY;
MIDI_Appli_state = MIDI_APPLICATION_READY;
break;
case HOST_USER_CONNECTION:
Appli_state = APPLICATION_START;
break;
default:
break;
}
/* USER CODE END CALL_BACK_1 */
}
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/