使用USB输出时间和步数同步,一组十个字节,帧头0d ff,前四个字节编码器值,后四个字节是时间ms
This commit is contained in:
2347
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd.c
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2347
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd.c
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341
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd_ex.c
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341
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd_ex.c
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/**
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******************************************************************************
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* @file stm32h7xx_hal_pcd_ex.c
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* @author MCD Application Team
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* @brief PCD Extended HAL module driver.
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* This file provides firmware functions to manage the following
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* functionalities of the USB Peripheral Controller:
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* + Extended features functions
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*
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2017 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "stm32h7xx_hal.h"
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/** @addtogroup STM32H7xx_HAL_Driver
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* @{
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*/
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/** @defgroup PCDEx PCDEx
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* @brief PCD Extended HAL module driver
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* @{
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*/
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#ifdef HAL_PCD_MODULE_ENABLED
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#if defined (USB_OTG_FS) || defined (USB_OTG_HS)
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/* Private types -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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/* Private constants ---------------------------------------------------------*/
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/* Private macros ------------------------------------------------------------*/
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/* Private functions ---------------------------------------------------------*/
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/* Exported functions --------------------------------------------------------*/
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/** @defgroup PCDEx_Exported_Functions PCDEx Exported Functions
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* @{
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*/
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/** @defgroup PCDEx_Exported_Functions_Group1 Peripheral Control functions
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* @brief PCDEx control functions
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*
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@verbatim
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===============================================================================
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##### Extended features functions #####
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===============================================================================
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[..] This section provides functions allowing to:
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(+) Update FIFO configuration
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@endverbatim
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* @{
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*/
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#if defined (USB_OTG_FS) || defined (USB_OTG_HS)
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/**
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* @brief Set Tx FIFO
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* @param hpcd PCD handle
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* @param fifo The number of Tx fifo
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* @param size Fifo size
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* @retval HAL status
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*/
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HAL_StatusTypeDef HAL_PCDEx_SetTxFiFo(PCD_HandleTypeDef *hpcd, uint8_t fifo, uint16_t size)
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{
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uint8_t i;
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uint32_t Tx_Offset;
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/* TXn min size = 16 words. (n : Transmit FIFO index)
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When a TxFIFO is not used, the Configuration should be as follows:
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case 1 : n > m and Txn is not used (n,m : Transmit FIFO indexes)
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--> Txm can use the space allocated for Txn.
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case2 : n < m and Txn is not used (n,m : Transmit FIFO indexes)
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--> Txn should be configured with the minimum space of 16 words
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The FIFO is used optimally when used TxFIFOs are allocated in the top
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of the FIFO.Ex: use EP1 and EP2 as IN instead of EP1 and EP3 as IN ones.
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When DMA is used 3n * FIFO locations should be reserved for internal DMA registers */
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Tx_Offset = hpcd->Instance->GRXFSIZ;
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if (fifo == 0U)
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{
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hpcd->Instance->DIEPTXF0_HNPTXFSIZ = ((uint32_t)size << 16) | Tx_Offset;
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}
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else
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{
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Tx_Offset += (hpcd->Instance->DIEPTXF0_HNPTXFSIZ) >> 16;
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for (i = 0U; i < (fifo - 1U); i++)
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{
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Tx_Offset += (hpcd->Instance->DIEPTXF[i] >> 16);
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}
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/* Multiply Tx_Size by 2 to get higher performance */
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hpcd->Instance->DIEPTXF[fifo - 1U] = ((uint32_t)size << 16) | Tx_Offset;
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}
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return HAL_OK;
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}
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/**
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* @brief Set Rx FIFO
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* @param hpcd PCD handle
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* @param size Size of Rx fifo
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* @retval HAL status
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*/
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HAL_StatusTypeDef HAL_PCDEx_SetRxFiFo(PCD_HandleTypeDef *hpcd, uint16_t size)
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{
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hpcd->Instance->GRXFSIZ = size;
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return HAL_OK;
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}
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/**
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* @brief Activate LPM feature.
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* @param hpcd PCD handle
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* @retval HAL status
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*/
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HAL_StatusTypeDef HAL_PCDEx_ActivateLPM(PCD_HandleTypeDef *hpcd)
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{
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USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
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hpcd->lpm_active = 1U;
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hpcd->LPM_State = LPM_L0;
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USBx->GINTMSK |= USB_OTG_GINTMSK_LPMINTM;
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USBx->GLPMCFG |= (USB_OTG_GLPMCFG_LPMEN | USB_OTG_GLPMCFG_LPMACK | USB_OTG_GLPMCFG_ENBESL);
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return HAL_OK;
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}
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/**
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* @brief Deactivate LPM feature.
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* @param hpcd PCD handle
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* @retval HAL status
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*/
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HAL_StatusTypeDef HAL_PCDEx_DeActivateLPM(PCD_HandleTypeDef *hpcd)
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{
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USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
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hpcd->lpm_active = 0U;
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USBx->GINTMSK &= ~USB_OTG_GINTMSK_LPMINTM;
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USBx->GLPMCFG &= ~(USB_OTG_GLPMCFG_LPMEN | USB_OTG_GLPMCFG_LPMACK | USB_OTG_GLPMCFG_ENBESL);
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return HAL_OK;
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}
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/**
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* @brief Handle BatteryCharging Process.
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* @param hpcd PCD handle
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* @retval HAL status
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*/
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void HAL_PCDEx_BCD_VBUSDetect(PCD_HandleTypeDef *hpcd)
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{
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USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
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uint32_t tickstart = HAL_GetTick();
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/* Enable DCD : Data Contact Detect */
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USBx->GCCFG |= USB_OTG_GCCFG_DCDEN;
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/* Wait for Min DCD Timeout */
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HAL_Delay(300U);
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/* Check Detect flag */
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if ((USBx->GCCFG & USB_OTG_GCCFG_DCDET) == USB_OTG_GCCFG_DCDET)
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{
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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hpcd->BCDCallback(hpcd, PCD_BCD_CONTACT_DETECTION);
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#else
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HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_CONTACT_DETECTION);
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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}
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/* Primary detection: checks if connected to Standard Downstream Port
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(without charging capability) */
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USBx->GCCFG &= ~USB_OTG_GCCFG_DCDEN;
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HAL_Delay(50U);
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USBx->GCCFG |= USB_OTG_GCCFG_PDEN;
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HAL_Delay(50U);
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if ((USBx->GCCFG & USB_OTG_GCCFG_PDET) == 0U)
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{
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/* Case of Standard Downstream Port */
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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hpcd->BCDCallback(hpcd, PCD_BCD_STD_DOWNSTREAM_PORT);
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#else
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HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_STD_DOWNSTREAM_PORT);
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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}
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else
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{
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/* start secondary detection to check connection to Charging Downstream
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Port or Dedicated Charging Port */
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USBx->GCCFG &= ~(USB_OTG_GCCFG_PDEN);
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HAL_Delay(50U);
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USBx->GCCFG |= USB_OTG_GCCFG_SDEN;
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HAL_Delay(50U);
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if ((USBx->GCCFG & USB_OTG_GCCFG_SDET) == USB_OTG_GCCFG_SDET)
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{
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/* case Dedicated Charging Port */
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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hpcd->BCDCallback(hpcd, PCD_BCD_DEDICATED_CHARGING_PORT);
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#else
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HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_DEDICATED_CHARGING_PORT);
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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}
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else
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{
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/* case Charging Downstream Port */
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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hpcd->BCDCallback(hpcd, PCD_BCD_CHARGING_DOWNSTREAM_PORT);
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#else
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HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_CHARGING_DOWNSTREAM_PORT);
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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}
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}
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/* Battery Charging capability discovery finished */
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(void)HAL_PCDEx_DeActivateBCD(hpcd);
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/* Check for the Timeout, else start USB Device */
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if ((HAL_GetTick() - tickstart) > 1000U)
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{
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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hpcd->BCDCallback(hpcd, PCD_BCD_ERROR);
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#else
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HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_ERROR);
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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}
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else
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{
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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hpcd->BCDCallback(hpcd, PCD_BCD_DISCOVERY_COMPLETED);
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#else
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HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_DISCOVERY_COMPLETED);
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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}
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}
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/**
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* @brief Activate BatteryCharging feature.
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* @param hpcd PCD handle
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* @retval HAL status
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*/
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HAL_StatusTypeDef HAL_PCDEx_ActivateBCD(PCD_HandleTypeDef *hpcd)
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{
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USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
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USBx->GCCFG &= ~(USB_OTG_GCCFG_PDEN);
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USBx->GCCFG &= ~(USB_OTG_GCCFG_SDEN);
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/* Power Down USB transceiver */
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USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN);
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/* Enable Battery charging */
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USBx->GCCFG |= USB_OTG_GCCFG_BCDEN;
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hpcd->battery_charging_active = 1U;
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return HAL_OK;
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}
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/**
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* @brief Deactivate BatteryCharging feature.
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* @param hpcd PCD handle
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* @retval HAL status
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*/
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HAL_StatusTypeDef HAL_PCDEx_DeActivateBCD(PCD_HandleTypeDef *hpcd)
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{
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USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
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USBx->GCCFG &= ~(USB_OTG_GCCFG_SDEN);
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USBx->GCCFG &= ~(USB_OTG_GCCFG_PDEN);
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/* Disable Battery charging */
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USBx->GCCFG &= ~(USB_OTG_GCCFG_BCDEN);
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hpcd->battery_charging_active = 0U;
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return HAL_OK;
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}
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#endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */
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/**
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* @brief Send LPM message to user layer callback.
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* @param hpcd PCD handle
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* @param msg LPM message
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* @retval HAL status
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*/
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__weak void HAL_PCDEx_LPM_Callback(PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg)
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{
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/* Prevent unused argument(s) compilation warning */
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UNUSED(hpcd);
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UNUSED(msg);
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/* NOTE : This function should not be modified, when the callback is needed,
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the HAL_PCDEx_LPM_Callback could be implemented in the user file
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*/
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}
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/**
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* @brief Send BatteryCharging message to user layer callback.
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* @param hpcd PCD handle
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* @param msg LPM message
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* @retval HAL status
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*/
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__weak void HAL_PCDEx_BCD_Callback(PCD_HandleTypeDef *hpcd, PCD_BCD_MsgTypeDef msg)
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{
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/* Prevent unused argument(s) compilation warning */
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UNUSED(hpcd);
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UNUSED(msg);
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/* NOTE : This function should not be modified, when the callback is needed,
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the HAL_PCDEx_BCD_Callback could be implemented in the user file
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*/
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}
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/**
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* @}
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*/
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/**
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* @}
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*/
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#endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */
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#endif /* HAL_PCD_MODULE_ENABLED */
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/**
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* @}
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*/
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/**
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* @}
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*/
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2257
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_usb.c
Normal file
2257
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_usb.c
Normal file
File diff suppressed because it is too large
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