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Outline
Includes
#include "usbh_ioreq.h"
USBH_CtlSendSetup(USBH_HandleTypeDef *, uint8_t *, uint8_t)
USBH_CtlSendData(USBH_HandleTypeDef *, uint8_t *, uint16_t, uint8_t, uint8_t)
USBH_CtlReceiveData(USBH_HandleTypeDef *, uint8_t *, uint16_t, uint8_t)
USBH_BulkSendData(USBH_HandleTypeDef *, uint8_t *, uint16_t, uint8_t, uint8_t)
USBH_BulkReceiveData(USBH_HandleTypeDef *, uint8_t *, uint16_t, uint8_t)
USBH_InterruptReceiveData(USBH_HandleTypeDef *, uint8_t *, uint8_t, uint8_t)
USBH_InterruptSendData(USBH_HandleTypeDef *, uint8_t *, uint8_t, uint8_t)
USBH_IsocReceiveData(USBH_HandleTypeDef *, uint8_t *, uint32_t, uint8_t)
USBH_IsocSendData(USBH_HandleTypeDef *, uint8_t *, uint32_t, uint8_t)
Files
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CodeScopeSTM32 Libraries and SamplesSTM32_USB_Host_LibraryCore/Src/usbh_ioreq.c
 
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/** ****************************************************************************** * @file usbh_ioreq.c * @author MCD Application Team * @brief This file handles the issuing of the USB transactions ****************************************************************************** * @attention * * Copyright (c) 2015 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** *//* ... */ /* Includes ------------------------------------------------------------------*/ #include "usbh_ioreq.h" /** @addtogroup USBH_LIB * @{ *//* ... */ /** @addtogroup USBH_LIB_CORE * @{ *//* ... */ /** @defgroup USBH_IOREQ * @brief This file handles the standard protocol processing (USB v2.0) * @{ *//* ... */ /** @defgroup USBH_IOREQ_Private_Defines * @{ *//* ... */ /** * @} *//* ... */ /** @defgroup USBH_IOREQ_Private_TypesDefinitions * @{ *//* ... */ /** * @} *//* ... */ /** @defgroup USBH_IOREQ_Private_Macros * @{ *//* ... */ /** * @} *//* ... */ /** @defgroup USBH_IOREQ_Private_Variables * @{ *//* ... */ /** * @} *//* ... */ /** @defgroup USBH_IOREQ_Private_FunctionPrototypes * @{ *//* ... */ /** * @} *//* ... */ /** @defgroup USBH_IOREQ_Private_Functions * @{ *//* ... */ /** * @brief USBH_CtlSendSetup * Sends the Setup Packet to the Device * @param phost: Host Handle * @param buff: Buffer pointer from which the Data will be send to Device * @param pipe_num: Pipe Number * @retval USBH Status *//* ... */ USBH_StatusTypeDef USBH_CtlSendSetup(USBH_HandleTypeDef *phost, uint8_t *buff, uint8_t pipe_num) { (void)USBH_LL_SubmitURB(phost, /* Driver handle */ pipe_num, /* Pipe index */ 0U, /* Direction : OUT */ USBH_EP_CONTROL, /* EP type */ USBH_PID_SETUP, /* Type setup */ buff, /* data buffer */ USBH_SETUP_PKT_SIZE, /* data length */ 0U); return USBH_OK; }{ ... } /** * @brief USBH_CtlSendData * Sends a data Packet to the Device * @param phost: Host Handle * @param buff: Buffer pointer from which the Data will be sent to Device * @param length: Length of the data to be sent * @param pipe_num: Pipe Number * @retval USBH Status *//* ... */ USBH_StatusTypeDef USBH_CtlSendData(USBH_HandleTypeDef *phost, uint8_t *buff, uint16_t length, uint8_t pipe_num, uint8_t do_ping) { if (phost->device.speed != USBH_SPEED_HIGH) { do_ping = 0U; }if (phost->device.speed != USBH_SPEED_HIGH) { ... } (void)USBH_LL_SubmitURB(phost, /* Driver handle */ pipe_num, /* Pipe index */ 0U, /* Direction : OUT */ USBH_EP_CONTROL, /* EP type */ USBH_PID_DATA, /* Type Data */ buff, /* data buffer */ length, /* data length */ do_ping); /* do ping (HS Only)*/ return USBH_OK; }{ ... } /** * @brief USBH_CtlReceiveData * Receives the Device Response to the Setup Packet * @param phost: Host Handle * @param buff: Buffer pointer in which the response needs to be copied * @param length: Length of the data to be received * @param pipe_num: Pipe Number * @retval USBH Status. *//* ... */ USBH_StatusTypeDef USBH_CtlReceiveData(USBH_HandleTypeDef *phost, uint8_t *buff, uint16_t length, uint8_t pipe_num) { (void)USBH_LL_SubmitURB(phost, /* Driver handle */ pipe_num, /* Pipe index */ 1U, /* Direction : IN */ USBH_EP_CONTROL, /* EP type */ USBH_PID_DATA, /* Type Data */ buff, /* data buffer */ length, /* data length */ 0U); return USBH_OK; }{ ... } /** * @brief USBH_BulkSendData * Sends the Bulk Packet to the device * @param phost: Host Handle * @param buff: Buffer pointer from which the Data will be sent to Device * @param length: Length of the data to be sent * @param pipe_num: Pipe Number * @retval USBH Status *//* ... */ USBH_StatusTypeDef USBH_BulkSendData(USBH_HandleTypeDef *phost, uint8_t *buff, uint16_t length, uint8_t pipe_num, uint8_t do_ping) { if (phost->device.speed != USBH_SPEED_HIGH) { do_ping = 0U; }if (phost->device.speed != USBH_SPEED_HIGH) { ... } (void)USBH_LL_SubmitURB(phost, /* Driver handle */ pipe_num, /* Pipe index */ 0U, /* Direction : IN */ USBH_EP_BULK, /* EP type */ USBH_PID_DATA, /* Type Data */ buff, /* data buffer */ length, /* data length */ do_ping); /* do ping (HS Only)*/ return USBH_OK; }{ ... } /** * @brief USBH_BulkReceiveData * Receives IN bulk packet from device * @param phost: Host Handle * @param buff: Buffer pointer in which the received data packet to be copied * @param length: Length of the data to be received * @param pipe_num: Pipe Number * @retval USBH Status. *//* ... */ USBH_StatusTypeDef USBH_BulkReceiveData(USBH_HandleTypeDef *phost, uint8_t *buff, uint16_t length, uint8_t pipe_num) { (void)USBH_LL_SubmitURB(phost, /* Driver handle */ pipe_num, /* Pipe index */ 1U, /* Direction : IN */ USBH_EP_BULK, /* EP type */ USBH_PID_DATA, /* Type Data */ buff, /* data buffer */ length, /* data length */ 0U); return USBH_OK; }{ ... } /** * @brief USBH_InterruptReceiveData * Receives the Device Response to the Interrupt IN token * @param phost: Host Handle * @param buff: Buffer pointer in which the response needs to be copied * @param length: Length of the data to be received * @param pipe_num: Pipe Number * @retval USBH Status. *//* ... */ USBH_StatusTypeDef USBH_InterruptReceiveData(USBH_HandleTypeDef *phost, uint8_t *buff, uint8_t length, uint8_t pipe_num) { (void)USBH_LL_SubmitURB(phost, /* Driver handle */ pipe_num, /* Pipe index */ 1U, /* Direction : IN */ USBH_EP_INTERRUPT, /* EP type */ USBH_PID_DATA, /* Type Data */ buff, /* data buffer */ (uint16_t)length, /* data length */ 0U); return USBH_OK; }{ ... } /** * @brief USBH_InterruptSendData * Sends the data on Interrupt OUT Endpoint * @param phost: Host Handle * @param buff: Buffer pointer from where the data needs to be copied * @param length: Length of the data to be sent * @param pipe_num: Pipe Number * @retval USBH Status. *//* ... */ USBH_StatusTypeDef USBH_InterruptSendData(USBH_HandleTypeDef *phost, uint8_t *buff, uint8_t length, uint8_t pipe_num) { (void)USBH_LL_SubmitURB(phost, /* Driver handle */ pipe_num, /* Pipe index */ 0U, /* Direction : OUT */ USBH_EP_INTERRUPT, /* EP type */ USBH_PID_DATA, /* Type Data */ buff, /* data buffer */ (uint16_t)length, /* data length */ 0U); return USBH_OK; }{ ... } /** * @brief USBH_IsocReceiveData * Receives the Device Response to the Isochronous IN token * @param phost: Host Handle * @param buff: Buffer pointer in which the response needs to be copied * @param length: Length of the data to be received * @param pipe_num: Pipe Number * @retval USBH Status. *//* ... */ USBH_StatusTypeDef USBH_IsocReceiveData(USBH_HandleTypeDef *phost, uint8_t *buff, uint32_t length, uint8_t pipe_num) { (void)USBH_LL_SubmitURB(phost, /* Driver handle */ pipe_num, /* Pipe index */ 1U, /* Direction : IN */ USBH_EP_ISO, /* EP type */ USBH_PID_DATA, /* Type Data */ buff, /* data buffer */ (uint16_t)length, /* data length */ 0U); return USBH_OK; }{ ... } /** * @brief USBH_IsocSendData * Sends the data on Isochronous OUT Endpoint * @param phost: Host Handle * @param buff: Buffer pointer from where the data needs to be copied * @param length: Length of the data to be sent * @param pipe_num: Pipe Number * @retval USBH Status. *//* ... */ USBH_StatusTypeDef USBH_IsocSendData(USBH_HandleTypeDef *phost, uint8_t *buff, uint32_t length, uint8_t pipe_num) { (void)USBH_LL_SubmitURB(phost, /* Driver handle */ pipe_num, /* Pipe index */ 0U, /* Direction : OUT */ USBH_EP_ISO, /* EP type */ USBH_PID_DATA, /* Type Data */ buff, /* data buffer */ (uint16_t)length, /* data length */ 0U); return USBH_OK; }{ ... } /** * @} *//* ... */ /** * @} *//* ... */ /** * @} *//* ... */ /** * @} *//* ... */ Includes