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- /**
- ******************************************************************************
- * @file stm32h7xx_hal_pcd.h
- * @author MCD Application Team
- * @brief Header file of PCD HAL module.
- ******************************************************************************
- * @attention
- *
- * <h2><center>© Copyright (c) 2017 STMicroelectronics.
- * All rights reserved.</center></h2>
- *
- * This software component is licensed by ST under BSD 3-Clause license,
- * the "License"; You may not use this file except in compliance with the
- * License. You may obtain a copy of the License at:
- * opensource.org/licenses/BSD-3-Clause
- *
- ******************************************************************************
- */
-
- /* Define to prevent recursive inclusion -------------------------------------*/
- #ifndef STM32H7xx_HAL_PCD_H
- #define STM32H7xx_HAL_PCD_H
-
- #ifdef __cplusplus
- extern "C" {
- #endif
-
- /* Includes ------------------------------------------------------------------*/
- #include "stm32h7xx_ll_usb.h"
-
- #if defined (USB_OTG_FS) || defined (USB_OTG_HS)
-
- /** @addtogroup STM32H7xx_HAL_Driver
- * @{
- */
-
- /** @addtogroup PCD
- * @{
- */
-
- /* Exported types ------------------------------------------------------------*/
- /** @defgroup PCD_Exported_Types PCD Exported Types
- * @{
- */
-
- /**
- * @brief PCD State structure definition
- */
- typedef enum
- {
- HAL_PCD_STATE_RESET = 0x00,
- HAL_PCD_STATE_READY = 0x01,
- HAL_PCD_STATE_ERROR = 0x02,
- HAL_PCD_STATE_BUSY = 0x03,
- HAL_PCD_STATE_TIMEOUT = 0x04
- } PCD_StateTypeDef;
-
- /* Device LPM suspend state */
- typedef enum
- {
- LPM_L0 = 0x00, /* on */
- LPM_L1 = 0x01, /* LPM L1 sleep */
- LPM_L2 = 0x02, /* suspend */
- LPM_L3 = 0x03, /* off */
- } PCD_LPM_StateTypeDef;
-
- typedef enum
- {
- PCD_LPM_L0_ACTIVE = 0x00, /* on */
- PCD_LPM_L1_ACTIVE = 0x01, /* LPM L1 sleep */
- } PCD_LPM_MsgTypeDef;
-
- typedef enum
- {
- PCD_BCD_ERROR = 0xFF,
- PCD_BCD_CONTACT_DETECTION = 0xFE,
- PCD_BCD_STD_DOWNSTREAM_PORT = 0xFD,
- PCD_BCD_CHARGING_DOWNSTREAM_PORT = 0xFC,
- PCD_BCD_DEDICATED_CHARGING_PORT = 0xFB,
- PCD_BCD_DISCOVERY_COMPLETED = 0x00,
-
- } PCD_BCD_MsgTypeDef;
-
- #if defined (USB_OTG_FS) || defined (USB_OTG_HS)
- typedef USB_OTG_GlobalTypeDef PCD_TypeDef;
- typedef USB_OTG_CfgTypeDef PCD_InitTypeDef;
- typedef USB_OTG_EPTypeDef PCD_EPTypeDef;
- #endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */
-
- /**
- * @brief PCD Handle Structure definition
- */
- #if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
- typedef struct __PCD_HandleTypeDef
- #else
- typedef struct
- #endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
- {
- PCD_TypeDef *Instance; /*!< Register base address */
- PCD_InitTypeDef Init; /*!< PCD required parameters */
- __IO uint8_t USB_Address; /*!< USB Address */
- PCD_EPTypeDef IN_ep[16]; /*!< IN endpoint parameters */
- PCD_EPTypeDef OUT_ep[16]; /*!< OUT endpoint parameters */
- HAL_LockTypeDef Lock; /*!< PCD peripheral status */
- __IO PCD_StateTypeDef State; /*!< PCD communication state */
- __IO uint32_t ErrorCode; /*!< PCD Error code */
- uint32_t Setup[12]; /*!< Setup packet buffer */
- PCD_LPM_StateTypeDef LPM_State; /*!< LPM State */
- uint32_t BESL;
-
-
- uint32_t lpm_active; /*!< Enable or disable the Link Power Management .
- This parameter can be set to ENABLE or DISABLE */
-
- uint32_t battery_charging_active; /*!< Enable or disable Battery charging.
- This parameter can be set to ENABLE or DISABLE */
- void *pData; /*!< Pointer to upper stack Handler */
-
- #if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
- void (* SOFCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD SOF callback */
- void (* SetupStageCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Setup Stage callback */
- void (* ResetCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Reset callback */
- void (* SuspendCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Suspend callback */
- void (* ResumeCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Resume callback */
- void (* ConnectCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Connect callback */
- void (* DisconnectCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Disconnect callback */
-
- void (* DataOutStageCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< USB OTG PCD Data OUT Stage callback */
- void (* DataInStageCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< USB OTG PCD Data IN Stage callback */
- void (* ISOOUTIncompleteCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< USB OTG PCD ISO OUT Incomplete callback */
- void (* ISOINIncompleteCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< USB OTG PCD ISO IN Incomplete callback */
- void (* BCDCallback)(struct __PCD_HandleTypeDef *hpcd, PCD_BCD_MsgTypeDef msg); /*!< USB OTG PCD BCD callback */
- void (* LPMCallback)(struct __PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg); /*!< USB OTG PCD LPM callback */
-
- void (* MspInitCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Msp Init callback */
- void (* MspDeInitCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Msp DeInit callback */
- #endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
- } PCD_HandleTypeDef;
-
- /**
- * @}
- */
-
- /* Include PCD HAL Extended module */
- #include "stm32h7xx_hal_pcd_ex.h"
-
- /* Exported constants --------------------------------------------------------*/
- /** @defgroup PCD_Exported_Constants PCD Exported Constants
- * @{
- */
-
- /** @defgroup PCD_Speed PCD Speed
- * @{
- */
- #define PCD_SPEED_HIGH USBD_HS_SPEED
- #define PCD_SPEED_HIGH_IN_FULL USBD_HSINFS_SPEED
- #define PCD_SPEED_FULL USBD_FS_SPEED
- /**
- * @}
- */
-
- /** @defgroup PCD_PHY_Module PCD PHY Module
- * @{
- */
- #define PCD_PHY_ULPI 1U
- #define PCD_PHY_EMBEDDED 2U
- #define PCD_PHY_UTMI 3U
- /**
- * @}
- */
-
- /** @defgroup PCD_Error_Code_definition PCD Error Code definition
- * @brief PCD Error Code definition
- * @{
- */
- #if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
- #define HAL_PCD_ERROR_INVALID_CALLBACK (0x00000010U) /*!< Invalid Callback error */
- #endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
-
- /**
- * @}
- */
-
- /**
- * @}
- */
-
- /* Exported macros -----------------------------------------------------------*/
- /** @defgroup PCD_Exported_Macros PCD Exported Macros
- * @brief macros to handle interrupts and specific clock configurations
- * @{
- */
- #if defined (USB_OTG_FS) || defined (USB_OTG_HS)
- #define __HAL_PCD_ENABLE(__HANDLE__) (void)USB_EnableGlobalInt ((__HANDLE__)->Instance)
- #define __HAL_PCD_DISABLE(__HANDLE__) (void)USB_DisableGlobalInt ((__HANDLE__)->Instance)
-
- #define __HAL_PCD_GET_FLAG(__HANDLE__, __INTERRUPT__) ((USB_ReadInterrupts((__HANDLE__)->Instance) & (__INTERRUPT__)) == (__INTERRUPT__))
- #define __HAL_PCD_CLEAR_FLAG(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->GINTSTS) &= (__INTERRUPT__))
- #define __HAL_PCD_IS_INVALID_INTERRUPT(__HANDLE__) (USB_ReadInterrupts((__HANDLE__)->Instance) == 0U)
-
-
- #define __HAL_PCD_UNGATE_PHYCLOCK(__HANDLE__) *(__IO uint32_t *)((uint32_t)((__HANDLE__)->Instance) + USB_OTG_PCGCCTL_BASE) &= \
- ~(USB_OTG_PCGCCTL_STOPCLK)
-
- #define __HAL_PCD_GATE_PHYCLOCK(__HANDLE__) *(__IO uint32_t *)((uint32_t)((__HANDLE__)->Instance) + USB_OTG_PCGCCTL_BASE) |= USB_OTG_PCGCCTL_STOPCLK
-
- #define __HAL_PCD_IS_PHY_SUSPENDED(__HANDLE__) ((*(__IO uint32_t *)((uint32_t)((__HANDLE__)->Instance) + USB_OTG_PCGCCTL_BASE)) & 0x10U)
-
- #define __HAL_USB_OTG_HS_WAKEUP_EXTI_ENABLE_IT() EXTI_D1->IMR2 |= (USB_OTG_HS_WAKEUP_EXTI_LINE)
- #define __HAL_USB_OTG_HS_WAKEUP_EXTI_DISABLE_IT() EXTI_D1->IMR2 &= ~(USB_OTG_HS_WAKEUP_EXTI_LINE)
- #define __HAL_USB_OTG_FS_WAKEUP_EXTI_ENABLE_IT() EXTI_D1->IMR2 |= (USB_OTG_FS_WAKEUP_EXTI_LINE)
- #define __HAL_USB_OTG_FS_WAKEUP_EXTI_DISABLE_IT() EXTI_D1->IMR2 &= ~(USB_OTG_FS_WAKEUP_EXTI_LINE)
- #endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */
-
-
- /**
- * @}
- */
-
- /* Exported functions --------------------------------------------------------*/
- /** @addtogroup PCD_Exported_Functions PCD Exported Functions
- * @{
- */
-
- /* Initialization/de-initialization functions ********************************/
- /** @addtogroup PCD_Exported_Functions_Group1 Initialization and de-initialization functions
- * @{
- */
- HAL_StatusTypeDef HAL_PCD_Init(PCD_HandleTypeDef *hpcd);
- HAL_StatusTypeDef HAL_PCD_DeInit(PCD_HandleTypeDef *hpcd);
- void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd);
- void HAL_PCD_MspDeInit(PCD_HandleTypeDef *hpcd);
-
- #if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
- /** @defgroup HAL_PCD_Callback_ID_enumeration_definition HAL USB OTG PCD Callback ID enumeration definition
- * @brief HAL USB OTG PCD Callback ID enumeration definition
- * @{
- */
- typedef enum
- {
- HAL_PCD_SOF_CB_ID = 0x01, /*!< USB PCD SOF callback ID */
- HAL_PCD_SETUPSTAGE_CB_ID = 0x02, /*!< USB PCD Setup Stage callback ID */
- HAL_PCD_RESET_CB_ID = 0x03, /*!< USB PCD Reset callback ID */
- HAL_PCD_SUSPEND_CB_ID = 0x04, /*!< USB PCD Suspend callback ID */
- HAL_PCD_RESUME_CB_ID = 0x05, /*!< USB PCD Resume callback ID */
- HAL_PCD_CONNECT_CB_ID = 0x06, /*!< USB PCD Connect callback ID */
- HAL_PCD_DISCONNECT_CB_ID = 0x07, /*!< USB PCD Disconnect callback ID */
-
- HAL_PCD_MSPINIT_CB_ID = 0x08, /*!< USB PCD MspInit callback ID */
- HAL_PCD_MSPDEINIT_CB_ID = 0x09 /*!< USB PCD MspDeInit callback ID */
-
- } HAL_PCD_CallbackIDTypeDef;
- /**
- * @}
- */
-
- /** @defgroup HAL_PCD_Callback_pointer_definition HAL USB OTG PCD Callback pointer definition
- * @brief HAL USB OTG PCD Callback pointer definition
- * @{
- */
-
- typedef void (*pPCD_CallbackTypeDef)(PCD_HandleTypeDef *hpcd); /*!< pointer to a common USB OTG PCD callback function */
- typedef void (*pPCD_DataOutStageCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< pointer to USB OTG PCD Data OUT Stage callback */
- typedef void (*pPCD_DataInStageCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< pointer to USB OTG PCD Data IN Stage callback */
- typedef void (*pPCD_IsoOutIncpltCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< pointer to USB OTG PCD ISO OUT Incomplete callback */
- typedef void (*pPCD_IsoInIncpltCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< pointer to USB OTG PCD ISO IN Incomplete callback */
- typedef void (*pPCD_LpmCallbackTypeDef)(PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg); /*!< pointer to USB OTG PCD LPM callback */
- typedef void (*pPCD_BcdCallbackTypeDef)(PCD_HandleTypeDef *hpcd, PCD_BCD_MsgTypeDef msg); /*!< pointer to USB OTG PCD BCD callback */
-
- /**
- * @}
- */
-
- HAL_StatusTypeDef HAL_PCD_RegisterCallback(PCD_HandleTypeDef *hpcd, HAL_PCD_CallbackIDTypeDef CallbackID, pPCD_CallbackTypeDef pCallback);
- HAL_StatusTypeDef HAL_PCD_UnRegisterCallback(PCD_HandleTypeDef *hpcd, HAL_PCD_CallbackIDTypeDef CallbackID);
-
- HAL_StatusTypeDef HAL_PCD_RegisterDataOutStageCallback(PCD_HandleTypeDef *hpcd, pPCD_DataOutStageCallbackTypeDef pCallback);
- HAL_StatusTypeDef HAL_PCD_UnRegisterDataOutStageCallback(PCD_HandleTypeDef *hpcd);
-
- HAL_StatusTypeDef HAL_PCD_RegisterDataInStageCallback(PCD_HandleTypeDef *hpcd, pPCD_DataInStageCallbackTypeDef pCallback);
- HAL_StatusTypeDef HAL_PCD_UnRegisterDataInStageCallback(PCD_HandleTypeDef *hpcd);
-
- HAL_StatusTypeDef HAL_PCD_RegisterIsoOutIncpltCallback(PCD_HandleTypeDef *hpcd, pPCD_IsoOutIncpltCallbackTypeDef pCallback);
- HAL_StatusTypeDef HAL_PCD_UnRegisterIsoOutIncpltCallback(PCD_HandleTypeDef *hpcd);
-
- HAL_StatusTypeDef HAL_PCD_RegisterIsoInIncpltCallback(PCD_HandleTypeDef *hpcd, pPCD_IsoInIncpltCallbackTypeDef pCallback);
- HAL_StatusTypeDef HAL_PCD_UnRegisterIsoInIncpltCallback(PCD_HandleTypeDef *hpcd);
-
- HAL_StatusTypeDef HAL_PCD_RegisterBcdCallback(PCD_HandleTypeDef *hpcd, pPCD_BcdCallbackTypeDef pCallback);
- HAL_StatusTypeDef HAL_PCD_UnRegisterBcdCallback(PCD_HandleTypeDef *hpcd);
-
- HAL_StatusTypeDef HAL_PCD_RegisterLpmCallback(PCD_HandleTypeDef *hpcd, pPCD_LpmCallbackTypeDef pCallback);
- HAL_StatusTypeDef HAL_PCD_UnRegisterLpmCallback(PCD_HandleTypeDef *hpcd);
- #endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
- /**
- * @}
- */
-
- /* I/O operation functions ***************************************************/
- /* Non-Blocking mode: Interrupt */
- /** @addtogroup PCD_Exported_Functions_Group2 Input and Output operation functions
- * @{
- */
- HAL_StatusTypeDef HAL_PCD_Start(PCD_HandleTypeDef *hpcd);
- HAL_StatusTypeDef HAL_PCD_Stop(PCD_HandleTypeDef *hpcd);
- void HAL_PCD_IRQHandler(PCD_HandleTypeDef *hpcd);
-
- void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd);
- void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd);
- void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd);
- void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd);
- void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd);
- void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd);
- void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd);
-
- void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
- void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
- void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
- void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
- /**
- * @}
- */
-
- /* Peripheral Control functions **********************************************/
- /** @addtogroup PCD_Exported_Functions_Group3 Peripheral Control functions
- * @{
- */
- HAL_StatusTypeDef HAL_PCD_DevConnect(PCD_HandleTypeDef *hpcd);
- HAL_StatusTypeDef HAL_PCD_DevDisconnect(PCD_HandleTypeDef *hpcd);
- HAL_StatusTypeDef HAL_PCD_SetAddress(PCD_HandleTypeDef *hpcd, uint8_t address);
- HAL_StatusTypeDef HAL_PCD_EP_Open(PCD_HandleTypeDef *hpcd, uint8_t ep_addr, uint16_t ep_mps, uint8_t ep_type);
- HAL_StatusTypeDef HAL_PCD_EP_Close(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
- HAL_StatusTypeDef HAL_PCD_EP_Receive(PCD_HandleTypeDef *hpcd, uint8_t ep_addr, uint8_t *pBuf, uint32_t len);
- HAL_StatusTypeDef HAL_PCD_EP_Transmit(PCD_HandleTypeDef *hpcd, uint8_t ep_addr, uint8_t *pBuf, uint32_t len);
- uint32_t HAL_PCD_EP_GetRxCount(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
- HAL_StatusTypeDef HAL_PCD_EP_SetStall(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
- HAL_StatusTypeDef HAL_PCD_EP_ClrStall(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
- HAL_StatusTypeDef HAL_PCD_EP_Flush(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
- HAL_StatusTypeDef HAL_PCD_ActivateRemoteWakeup(PCD_HandleTypeDef *hpcd);
- HAL_StatusTypeDef HAL_PCD_DeActivateRemoteWakeup(PCD_HandleTypeDef *hpcd);
- /**
- * @}
- */
-
- /* Peripheral State functions ************************************************/
- /** @addtogroup PCD_Exported_Functions_Group4 Peripheral State functions
- * @{
- */
- PCD_StateTypeDef HAL_PCD_GetState(PCD_HandleTypeDef *hpcd);
- /**
- * @}
- */
-
- /**
- * @}
- */
-
- /* Private constants ---------------------------------------------------------*/
- /** @defgroup PCD_Private_Constants PCD Private Constants
- * @{
- */
- /** @defgroup USB_EXTI_Line_Interrupt USB EXTI line interrupt
- * @{
- */
- #if defined (USB_OTG_FS) || defined (USB_OTG_HS)
- #define USB_OTG_FS_WAKEUP_EXTI_RISING_EDGE 0x08U
- #define USB_OTG_FS_WAKEUP_EXTI_FALLING_EDGE 0x0CU
- #define USB_OTG_FS_WAKEUP_EXTI_RISING_FALLING_EDGE 0x10U
-
- #define USB_OTG_HS_WAKEUP_EXTI_RISING_EDGE 0x08U
- #define USB_OTG_HS_WAKEUP_EXTI_FALLING_EDGE 0x0CU
- #define USB_OTG_HS_WAKEUP_EXTI_RISING_FALLING_EDGE 0x10U
-
- #define USB_OTG_FS_WAKEUP_EXTI_LINE (0x1U << 12) /*!< USB FS EXTI Line WakeUp Interrupt */
- #define USB_OTG_HS_WAKEUP_EXTI_LINE (0x1U << 11) /*!< USB HS EXTI Line WakeUp Interrupt */
- #endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */
-
-
- /**
- * @}
- */
- /**
- * @}
- */
-
- #if defined (USB_OTG_FS) || defined (USB_OTG_HS)
- #ifndef USB_OTG_DOEPINT_OTEPSPR
- #define USB_OTG_DOEPINT_OTEPSPR (0x1UL << 5) /*!< Status Phase Received interrupt */
- #endif
-
- #ifndef USB_OTG_DOEPMSK_OTEPSPRM
- #define USB_OTG_DOEPMSK_OTEPSPRM (0x1UL << 5) /*!< Setup Packet Received interrupt mask */
- #endif
-
- #ifndef USB_OTG_DOEPINT_NAK
- #define USB_OTG_DOEPINT_NAK (0x1UL << 13) /*!< NAK interrupt */
- #endif
-
- #ifndef USB_OTG_DOEPMSK_NAKM
- #define USB_OTG_DOEPMSK_NAKM (0x1UL << 13) /*!< OUT Packet NAK interrupt mask */
- #endif
-
- #ifndef USB_OTG_DOEPINT_STPKTRX
- #define USB_OTG_DOEPINT_STPKTRX (0x1UL << 15) /*!< Setup Packet Received interrupt */
- #endif
-
- #ifndef USB_OTG_DOEPMSK_NYETM
- #define USB_OTG_DOEPMSK_NYETM (0x1UL << 14) /*!< Setup Packet Received interrupt mask */
- #endif
- #endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */
-
- /* Private macros ------------------------------------------------------------*/
- /** @defgroup PCD_Private_Macros PCD Private Macros
- * @{
- */
-
- /**
- * @}
- */
-
- /**
- * @}
- */
-
- /**
- * @}
- */
- #endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */
-
- #ifdef __cplusplus
- }
- #endif
-
- #endif /* STM32H7xx_HAL_PCD_H */
-
- /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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