459 lines
13 KiB
C
459 lines
13 KiB
C
/**
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******************************************************************************
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* @file USB_Device/HID_Standalone/Src/usbd_conf.c
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* @author MCD Application Team
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* @brief This file implements the USB Device library callbacks and MSP
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2017 STMicroelectronics International N.V.
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* All rights reserved.</center></h2>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted, provided that the following conditions are met:
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*
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* 1. Redistribution of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of other
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* contributors to this software may be used to endorse or promote products
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* derived from this software without specific written permission.
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* 4. This software, including modifications and/or derivative works of this
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* software, must execute solely and exclusively on microcontroller or
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* microprocessor devices manufactured by or for STMicroelectronics.
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* 5. Redistribution and use of this software other than as permitted under
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* this license is void and will automatically terminate your rights under
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* this license.
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*
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* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
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* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
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* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "stm32l4xx_ll_gpio.h"
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#include "stm32l4xx_ll_usb.h"
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#include "stm32l4xx_hal_pcd.h"
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#include "stm32l4xx_hal.h"
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#include "usbd_core.h"
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#include "usbd_hid.h"
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void SystemClock_Config(void);
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PCD_HandleTypeDef hpcd;
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/**
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* @brief Initializes the PCD MSP.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd)
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{
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SET_BIT(RCC->APB1ENR1, RCC_APB1ENR1_USBFSEN);
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if(hpcd->Init.low_power_enable == 1)
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{
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/* Enable EXTI Line 17 for USB wakeup */
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__HAL_USB_WAKEUP_EXTI_ENABLE_IT();
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}
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/* Set USB FS Interrupt priority */
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NVIC_SetPriority(USB_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 0x0f, 0));
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/* Enable USB FS Interrupt */
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NVIC_EnableIRQ(USB_IRQn);
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}
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/**
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* @brief De-Initializes the PCD MSP.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_MspDeInit(PCD_HandleTypeDef *hpcd)
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{
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/* Disable USB FS Clock */
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/*__HAL_RCC_USB_CLK_DISABLE();*/
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CLEAR_BIT(RCC->APB1ENR1, RCC_APB1ENR1_USBFSEN);
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}
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/*******************************************************************************
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LL Driver Callbacks (PCD -> USB Device Library)
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*******************************************************************************/
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/**
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* @brief SetupStage callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_SetupStage((USBD_HandleTypeDef*)hpcd->pData, (uint8_t *)hpcd->Setup);
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}
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/**
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* @brief DataOut Stage callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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// From host --> device
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void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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{
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USBD_LL_DataOutStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->OUT_ep[epnum].xfer_buff);
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switch(epnum)
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{
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case HID_ENDPOINT:
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usb_hid_recieve_callback(epnum);
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break;
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}
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}
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/**
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* @brief DataIn Stage callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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// From device --> host
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void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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{
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USBD_LL_DataInStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->IN_ep[epnum].xfer_buff);
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}
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/**
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* @brief SOF callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_SOF((USBD_HandleTypeDef*)hpcd->pData);
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}
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/**
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* @brief Reset callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_SetSpeed((USBD_HandleTypeDef*)hpcd->pData, USBD_SPEED_FULL);
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/* Reset Device */
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USBD_LL_Reset((USBD_HandleTypeDef*)hpcd->pData);
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}
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/**
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* @brief Suspend callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd)
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{
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/* Inform USB library that core enters in suspend Mode */
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}
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/**
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* @brief Resume callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd)
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{
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// Go to sleep ?
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}
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/**
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* @brief ISOOUTIncomplete callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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{
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USBD_LL_IsoOUTIncomplete((USBD_HandleTypeDef*)hpcd->pData, epnum);
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}
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/**
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* @brief ISOINIncomplete callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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{
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USBD_LL_IsoINIncomplete((USBD_HandleTypeDef*)hpcd->pData, epnum);
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}
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/**
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* @brief ConnectCallback callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_DevConnected((USBD_HandleTypeDef*)hpcd->pData);
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}
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/**
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* @brief Disconnect callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_DevDisconnected((USBD_HandleTypeDef*)hpcd->pData);
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}
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/**
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* @brief Initializes the low level portion of the device driver.
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* @param pdev: Device handle
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* @retval USBD status
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*/
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extern void _Error_Handler(char *file, int line);
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USBD_StatusTypeDef USBD_LL_Init(USBD_HandleTypeDef *pdev)
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{
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/* Enable USB power on Pwrctrl CR2 register. */
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SET_BIT(PWR->CR2, PWR_CR2_USV);
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/* Link the driver to the stack. */
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hpcd.pData = pdev;
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pdev->pData = &hpcd;
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hpcd.Instance = USB;
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hpcd.Init.dev_endpoints = 8;
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hpcd.Init.speed = PCD_SPEED_FULL;
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hpcd.Init.ep0_mps = DEP0CTL_MPS_64;
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hpcd.Init.phy_itface = PCD_PHY_EMBEDDED;
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hpcd.Init.Sof_enable = DISABLE;
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hpcd.Init.low_power_enable = DISABLE;
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hpcd.Init.lpm_enable = DISABLE;
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hpcd.Init.battery_charging_enable = DISABLE;
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if (HAL_PCD_Init(&hpcd) != HAL_OK)
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{
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_Error_Handler(__FILE__, __LINE__);
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}
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// control
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HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x00 , PCD_SNG_BUF, 0x18);
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HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x80 , PCD_SNG_BUF, 0x58);
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// HID
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HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x01 , PCD_SNG_BUF, 0x98);
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HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x81 , PCD_SNG_BUF, 0xd8);
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// CDC / uart
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HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x02 , PCD_SNG_BUF, 0xd8 + 64); // data OUT
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HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x82 , PCD_SNG_BUF, 0xd8 + 64*2); // data IN
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HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x83 , PCD_SNG_BUF, 0xd8 + 64*3); // commands
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return USBD_OK;
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}
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/**
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* @brief De-Initializes the Low Level portion of the Device driver.
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* @param pdev: Device handle
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_DeInit(USBD_HandleTypeDef *pdev)
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{
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HAL_PCD_DeInit((PCD_HandleTypeDef*)pdev->pData);
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return USBD_OK;
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}
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/**
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* @brief Starts the Low Level portion of the Device driver.
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* @param pdev: Device handle
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_Start(USBD_HandleTypeDef *pdev)
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{
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HAL_PCD_Start((PCD_HandleTypeDef*)pdev->pData);
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return USBD_OK;
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}
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/**
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* @brief Stops the Low Level portion of the Device driver.
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* @param pdev: Device handle
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_Stop(USBD_HandleTypeDef *pdev)
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{
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HAL_PCD_Stop((PCD_HandleTypeDef*) pdev->pData);
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return USBD_OK;
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}
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/**
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* @brief Opens an endpoint of the Low Level Driver.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @param ep_type: Endpoint Type
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* @param ep_mps: Endpoint Max Packet Size
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_OpenEP(USBD_HandleTypeDef *pdev,
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uint8_t ep_addr,
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uint8_t ep_type,
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uint16_t ep_mps)
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{
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HAL_PCD_EP_Open((PCD_HandleTypeDef*) pdev->pData,
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ep_addr,
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ep_mps,
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ep_type);
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return USBD_OK;
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}
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/**
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* @brief Closes an endpoint of the Low Level Driver.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_CloseEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
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{
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HAL_PCD_EP_Close((PCD_HandleTypeDef*) pdev->pData, ep_addr);
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return USBD_OK;
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}
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/**
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* @brief Flushes an endpoint of the Low Level Driver.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_FlushEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
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{
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HAL_PCD_EP_Flush((PCD_HandleTypeDef*) pdev->pData, ep_addr);
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return USBD_OK;
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}
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/**
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* @brief Sets a Stall condition on an endpoint of the Low Level Driver.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_StallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
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{
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HAL_PCD_EP_SetStall((PCD_HandleTypeDef*) pdev->pData, ep_addr);
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return USBD_OK;
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}
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/**
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* @brief Clears a Stall condition on an endpoint of the Low Level Driver.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_ClearStallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
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{
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HAL_PCD_EP_ClrStall((PCD_HandleTypeDef*) pdev->pData, ep_addr);
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return USBD_OK;
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}
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/**
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* @brief Returns Stall condition.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @retval Stall (1: Yes, 0: No)
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*/
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uint8_t USBD_LL_IsStallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
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{
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PCD_HandleTypeDef *hpcd = (PCD_HandleTypeDef*) pdev->pData;
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if((ep_addr & 0x80) == 0x80)
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{
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return hpcd->IN_ep[ep_addr & 0x7F].is_stall;
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}
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else
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{
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return hpcd->OUT_ep[ep_addr & 0x7F].is_stall;
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}
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}
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/**
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* @brief Assigns a USB address to the device.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_SetUSBAddress(USBD_HandleTypeDef *pdev, uint8_t dev_addr)
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{
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HAL_PCD_SetAddress((PCD_HandleTypeDef*) pdev->pData, dev_addr);
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return USBD_OK;
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}
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/**
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* @brief Transmits data over an endpoint.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @param pbuf: Pointer to data to be sent
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* @param size: Data size
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_Transmit(USBD_HandleTypeDef *pdev,
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uint8_t ep_addr,
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uint8_t *pbuf,
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uint16_t size)
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{
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HAL_PCD_EP_Transmit((PCD_HandleTypeDef*) pdev->pData, ep_addr, pbuf, size);
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return USBD_OK;
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}
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/**
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* @brief Prepares an endpoint for reception.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @param pbuf: Pointer to data to be received
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* @param size: Data size
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_PrepareReceive(USBD_HandleTypeDef *pdev,
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uint8_t ep_addr,
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uint8_t *pbuf,
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uint16_t size)
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{
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HAL_PCD_EP_Receive((PCD_HandleTypeDef*) pdev->pData, ep_addr, pbuf, size);
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return USBD_OK;
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}
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/**
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* @brief Returns the last transferred packet size.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint Number
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* @retval Recived Data Size
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*/
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uint32_t USBD_LL_GetRxDataSize(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
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{
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return HAL_PCD_EP_GetRxCount((PCD_HandleTypeDef*) pdev->pData, ep_addr);
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}
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/**
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* @brief Delays routine for the USB Device Library.
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* @param Delay: Delay in ms
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* @retval None
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*/
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void USBD_LL_Delay(uint32_t Delay)
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{
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HAL_Delay(Delay);
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}
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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