1 /**
2   ******************************************************************************
3   * @file    stm32l1xx_hal_pcd.h
4   * @author  MCD Application Team
5   * @brief   Header file of PCD HAL module.
6   ******************************************************************************
7   * @attention
8   *
9   * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
10   * All rights reserved.</center></h2>
11   *
12   * This software component is licensed by ST under BSD 3-Clause license,
13   * the "License"; You may not use this file except in compliance with the
14   * License. You may obtain a copy of the License at:
15   *                        opensource.org/licenses/BSD-3-Clause
16   *
17   ******************************************************************************
18   */
19 
20 /* Define to prevent recursive inclusion -------------------------------------*/
21 #ifndef STM32L1xx_HAL_PCD_H
22 #define STM32L1xx_HAL_PCD_H
23 
24 #ifdef __cplusplus
25 extern "C" {
26 #endif
27 
28 /* Includes ------------------------------------------------------------------*/
29 #include "stm32l1xx_ll_usb.h"
30 
31 #if defined (USB)
32 
33 /** @addtogroup STM32L1xx_HAL_Driver
34   * @{
35   */
36 
37 /** @addtogroup PCD
38   * @{
39   */
40 
41 /* Exported types ------------------------------------------------------------*/
42 /** @defgroup PCD_Exported_Types PCD Exported Types
43   * @{
44   */
45 
46 /**
47   * @brief  PCD State structure definition
48   */
49 typedef enum
50 {
51   HAL_PCD_STATE_RESET   = 0x00,
52   HAL_PCD_STATE_READY   = 0x01,
53   HAL_PCD_STATE_ERROR   = 0x02,
54   HAL_PCD_STATE_BUSY    = 0x03,
55   HAL_PCD_STATE_TIMEOUT = 0x04
56 } PCD_StateTypeDef;
57 
58 /* Device LPM suspend state */
59 typedef enum
60 {
61   LPM_L0 = 0x00, /* on */
62   LPM_L1 = 0x01, /* LPM L1 sleep */
63   LPM_L2 = 0x02, /* suspend */
64   LPM_L3 = 0x03, /* off */
65 } PCD_LPM_StateTypeDef;
66 
67 typedef enum
68 {
69   PCD_LPM_L0_ACTIVE = 0x00, /* on */
70   PCD_LPM_L1_ACTIVE = 0x01, /* LPM L1 sleep */
71 } PCD_LPM_MsgTypeDef;
72 
73 typedef enum
74 {
75   PCD_BCD_ERROR                     = 0xFF,
76   PCD_BCD_CONTACT_DETECTION         = 0xFE,
77   PCD_BCD_STD_DOWNSTREAM_PORT       = 0xFD,
78   PCD_BCD_CHARGING_DOWNSTREAM_PORT  = 0xFC,
79   PCD_BCD_DEDICATED_CHARGING_PORT   = 0xFB,
80   PCD_BCD_DISCOVERY_COMPLETED       = 0x00,
81 
82 } PCD_BCD_MsgTypeDef;
83 
84 
85 
86 
87 
88 typedef USB_TypeDef        PCD_TypeDef;
89 typedef USB_CfgTypeDef     PCD_InitTypeDef;
90 typedef USB_EPTypeDef      PCD_EPTypeDef;
91 
92 
93 /**
94   * @brief  PCD Handle Structure definition
95   */
96 #if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
97 typedef struct __PCD_HandleTypeDef
98 #else
99 typedef struct
100 #endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
101 {
102   PCD_TypeDef             *Instance;   /*!< Register base address             */
103   PCD_InitTypeDef         Init;        /*!< PCD required parameters           */
104   __IO uint8_t            USB_Address; /*!< USB Address                       */
105   PCD_EPTypeDef           IN_ep[8];   /*!< IN endpoint parameters             */
106   PCD_EPTypeDef           OUT_ep[8];  /*!< OUT endpoint parameters            */
107   HAL_LockTypeDef         Lock;        /*!< PCD peripheral status             */
108   __IO PCD_StateTypeDef   State;       /*!< PCD communication state           */
109   __IO  uint32_t          ErrorCode;   /*!< PCD Error code                    */
110   uint32_t                Setup[12];   /*!< Setup packet buffer               */
111   PCD_LPM_StateTypeDef    LPM_State;   /*!< LPM State                         */
112   uint32_t                BESL;
113 
114   void                    *pData;      /*!< Pointer to upper stack Handler */
115 
116 #if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
117   void (* SOFCallback)(struct __PCD_HandleTypeDef *hpcd);                              /*!< USB OTG PCD SOF callback                */
118   void (* SetupStageCallback)(struct __PCD_HandleTypeDef *hpcd);                       /*!< USB OTG PCD Setup Stage callback        */
119   void (* ResetCallback)(struct __PCD_HandleTypeDef *hpcd);                            /*!< USB OTG PCD Reset callback              */
120   void (* SuspendCallback)(struct __PCD_HandleTypeDef *hpcd);                          /*!< USB OTG PCD Suspend callback            */
121   void (* ResumeCallback)(struct __PCD_HandleTypeDef *hpcd);                           /*!< USB OTG PCD Resume callback             */
122   void (* ConnectCallback)(struct __PCD_HandleTypeDef *hpcd);                          /*!< USB OTG PCD Connect callback            */
123   void (* DisconnectCallback)(struct __PCD_HandleTypeDef *hpcd);                       /*!< USB OTG PCD Disconnect callback         */
124 
125   void (* DataOutStageCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum);      /*!< USB OTG PCD Data OUT Stage callback     */
126   void (* DataInStageCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum);       /*!< USB OTG PCD Data IN Stage callback      */
127   void (* ISOOUTIncompleteCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum);  /*!< USB OTG PCD ISO OUT Incomplete callback */
128   void (* ISOINIncompleteCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum);   /*!< USB OTG PCD ISO IN Incomplete callback  */
129 
130   void (* MspInitCallback)(struct __PCD_HandleTypeDef *hpcd);                          /*!< USB OTG PCD Msp Init callback           */
131   void (* MspDeInitCallback)(struct __PCD_HandleTypeDef *hpcd);                        /*!< USB OTG PCD Msp DeInit callback         */
132 #endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
133 } PCD_HandleTypeDef;
134 
135 /**
136   * @}
137   */
138 
139 /* Include PCD HAL Extended module */
140 #include "stm32l1xx_hal_pcd_ex.h"
141 
142 /* Exported constants --------------------------------------------------------*/
143 /** @defgroup PCD_Exported_Constants PCD Exported Constants
144   * @{
145   */
146 
147 /** @defgroup PCD_Speed PCD Speed
148   * @{
149   */
150 #define PCD_SPEED_FULL               USBD_FS_SPEED
151 /**
152   * @}
153   */
154 
155 /** @defgroup PCD_PHY_Module PCD PHY Module
156   * @{
157   */
158 #define PCD_PHY_ULPI                 1U
159 #define PCD_PHY_EMBEDDED             2U
160 #define PCD_PHY_UTMI                 3U
161 /**
162   * @}
163   */
164 
165 /** @defgroup PCD_Error_Code_definition PCD Error Code definition
166   * @brief  PCD Error Code definition
167   * @{
168   */
169 #if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
170 #define  HAL_PCD_ERROR_INVALID_CALLBACK                        (0x00000010U)    /*!< Invalid Callback error  */
171 #endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
172 
173 /**
174   * @}
175   */
176 
177 /**
178   * @}
179   */
180 
181 /* Exported macros -----------------------------------------------------------*/
182 /** @defgroup PCD_Exported_Macros PCD Exported Macros
183   *  @brief macros to handle interrupts and specific clock configurations
184   * @{
185   */
186 
187 
188 #define __HAL_PCD_ENABLE(__HANDLE__)                                  (void)USB_EnableGlobalInt ((__HANDLE__)->Instance)
189 #define __HAL_PCD_DISABLE(__HANDLE__)                                 (void)USB_DisableGlobalInt ((__HANDLE__)->Instance)
190 #define __HAL_PCD_GET_FLAG(__HANDLE__, __INTERRUPT__)                 ((USB_ReadInterrupts((__HANDLE__)->Instance)\
191                                                                         & (__INTERRUPT__)) == (__INTERRUPT__))
192 
193 #define __HAL_PCD_CLEAR_FLAG(__HANDLE__, __INTERRUPT__)               (((__HANDLE__)->Instance->ISTR)\
194                                                                        &= (uint16_t)(~(__INTERRUPT__)))
195 
196 #define __HAL_USB_WAKEUP_EXTI_ENABLE_IT()                             EXTI->IMR |= USB_WAKEUP_EXTI_LINE
197 #define __HAL_USB_WAKEUP_EXTI_DISABLE_IT()                            EXTI->IMR &= ~(USB_WAKEUP_EXTI_LINE)
198 #define __HAL_USB_WAKEUP_EXTI_GET_FLAG()                              EXTI->PR & (USB_WAKEUP_EXTI_LINE)
199 #define __HAL_USB_WAKEUP_EXTI_CLEAR_FLAG()                            EXTI->PR = USB_WAKEUP_EXTI_LINE
200 
201 #define __HAL_USB_WAKEUP_EXTI_ENABLE_RISING_EDGE() \
202   do { \
203     EXTI->FTSR &= ~(USB_WAKEUP_EXTI_LINE); \
204     EXTI->RTSR |= USB_WAKEUP_EXTI_LINE; \
205   } while(0U)
206 
207 
208 
209 /**
210   * @}
211   */
212 
213 /* Exported functions --------------------------------------------------------*/
214 /** @addtogroup PCD_Exported_Functions PCD Exported Functions
215   * @{
216   */
217 
218 /* Initialization/de-initialization functions  ********************************/
219 /** @addtogroup PCD_Exported_Functions_Group1 Initialization and de-initialization functions
220   * @{
221   */
222 HAL_StatusTypeDef HAL_PCD_Init(PCD_HandleTypeDef *hpcd);
223 HAL_StatusTypeDef HAL_PCD_DeInit(PCD_HandleTypeDef *hpcd);
224 void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd);
225 void HAL_PCD_MspDeInit(PCD_HandleTypeDef *hpcd);
226 
227 #if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
228 /** @defgroup HAL_PCD_Callback_ID_enumeration_definition HAL USB OTG PCD Callback ID enumeration definition
229   * @brief  HAL USB OTG PCD Callback ID enumeration definition
230   * @{
231   */
232 typedef enum
233 {
234   HAL_PCD_SOF_CB_ID          = 0x01,      /*!< USB PCD SOF callback ID          */
235   HAL_PCD_SETUPSTAGE_CB_ID   = 0x02,      /*!< USB PCD Setup Stage callback ID  */
236   HAL_PCD_RESET_CB_ID        = 0x03,      /*!< USB PCD Reset callback ID        */
237   HAL_PCD_SUSPEND_CB_ID      = 0x04,      /*!< USB PCD Suspend callback ID      */
238   HAL_PCD_RESUME_CB_ID       = 0x05,      /*!< USB PCD Resume callback ID       */
239   HAL_PCD_CONNECT_CB_ID      = 0x06,      /*!< USB PCD Connect callback ID      */
240   HAL_PCD_DISCONNECT_CB_ID   = 0x07,      /*!< USB PCD Disconnect callback ID   */
241 
242   HAL_PCD_MSPINIT_CB_ID      = 0x08,      /*!< USB PCD MspInit callback ID      */
243   HAL_PCD_MSPDEINIT_CB_ID    = 0x09       /*!< USB PCD MspDeInit callback ID    */
244 
245 } HAL_PCD_CallbackIDTypeDef;
246 /**
247   * @}
248   */
249 
250 /** @defgroup HAL_PCD_Callback_pointer_definition HAL USB OTG PCD Callback pointer definition
251   * @brief  HAL USB OTG PCD Callback pointer definition
252   * @{
253   */
254 
255 typedef void (*pPCD_CallbackTypeDef)(PCD_HandleTypeDef *hpcd);                                   /*!< pointer to a common USB OTG PCD callback function  */
256 typedef void (*pPCD_DataOutStageCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum);        /*!< pointer to USB OTG PCD Data OUT Stage callback     */
257 typedef void (*pPCD_DataInStageCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum);         /*!< pointer to USB OTG PCD Data IN Stage callback      */
258 typedef void (*pPCD_IsoOutIncpltCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum);        /*!< pointer to USB OTG PCD ISO OUT Incomplete callback */
259 typedef void (*pPCD_IsoInIncpltCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum);         /*!< pointer to USB OTG PCD ISO IN Incomplete callback  */
260 
261 /**
262   * @}
263   */
264 
265 HAL_StatusTypeDef HAL_PCD_RegisterCallback(PCD_HandleTypeDef *hpcd,
266                                            HAL_PCD_CallbackIDTypeDef CallbackID,
267                                            pPCD_CallbackTypeDef pCallback);
268 
269 HAL_StatusTypeDef HAL_PCD_UnRegisterCallback(PCD_HandleTypeDef *hpcd,
270                                              HAL_PCD_CallbackIDTypeDef CallbackID);
271 
272 HAL_StatusTypeDef HAL_PCD_RegisterDataOutStageCallback(PCD_HandleTypeDef *hpcd,
273                                                        pPCD_DataOutStageCallbackTypeDef pCallback);
274 
275 HAL_StatusTypeDef HAL_PCD_UnRegisterDataOutStageCallback(PCD_HandleTypeDef *hpcd);
276 
277 HAL_StatusTypeDef HAL_PCD_RegisterDataInStageCallback(PCD_HandleTypeDef *hpcd,
278                                                       pPCD_DataInStageCallbackTypeDef pCallback);
279 
280 HAL_StatusTypeDef HAL_PCD_UnRegisterDataInStageCallback(PCD_HandleTypeDef *hpcd);
281 
282 HAL_StatusTypeDef HAL_PCD_RegisterIsoOutIncpltCallback(PCD_HandleTypeDef *hpcd,
283                                                        pPCD_IsoOutIncpltCallbackTypeDef pCallback);
284 
285 HAL_StatusTypeDef HAL_PCD_UnRegisterIsoOutIncpltCallback(PCD_HandleTypeDef *hpcd);
286 
287 HAL_StatusTypeDef HAL_PCD_RegisterIsoInIncpltCallback(PCD_HandleTypeDef *hpcd,
288                                                       pPCD_IsoInIncpltCallbackTypeDef pCallback);
289 
290 HAL_StatusTypeDef HAL_PCD_UnRegisterIsoInIncpltCallback(PCD_HandleTypeDef *hpcd);
291 
292 #endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
293 /**
294   * @}
295   */
296 
297 /* I/O operation functions  ***************************************************/
298 /* Non-Blocking mode: Interrupt */
299 /** @addtogroup PCD_Exported_Functions_Group2 Input and Output operation functions
300   * @{
301   */
302 HAL_StatusTypeDef HAL_PCD_Start(PCD_HandleTypeDef *hpcd);
303 HAL_StatusTypeDef HAL_PCD_Stop(PCD_HandleTypeDef *hpcd);
304 void HAL_PCD_IRQHandler(PCD_HandleTypeDef *hpcd);
305 void HAL_PCD_WKUP_IRQHandler(PCD_HandleTypeDef *hpcd);
306 
307 void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd);
308 void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd);
309 void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd);
310 void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd);
311 void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd);
312 void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd);
313 void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd);
314 
315 void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
316 void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
317 void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
318 void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
319 /**
320   * @}
321   */
322 
323 /* Peripheral Control functions  **********************************************/
324 /** @addtogroup PCD_Exported_Functions_Group3 Peripheral Control functions
325   * @{
326   */
327 HAL_StatusTypeDef HAL_PCD_DevConnect(PCD_HandleTypeDef *hpcd);
328 HAL_StatusTypeDef HAL_PCD_DevDisconnect(PCD_HandleTypeDef *hpcd);
329 HAL_StatusTypeDef HAL_PCD_SetAddress(PCD_HandleTypeDef *hpcd, uint8_t address);
330 HAL_StatusTypeDef HAL_PCD_EP_Open(PCD_HandleTypeDef *hpcd, uint8_t ep_addr,
331                                   uint16_t ep_mps, uint8_t ep_type);
332 
333 HAL_StatusTypeDef HAL_PCD_EP_Close(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
334 HAL_StatusTypeDef HAL_PCD_EP_Receive(PCD_HandleTypeDef *hpcd, uint8_t ep_addr,
335                                      uint8_t *pBuf, uint32_t len);
336 
337 HAL_StatusTypeDef HAL_PCD_EP_Transmit(PCD_HandleTypeDef *hpcd, uint8_t ep_addr,
338                                       uint8_t *pBuf, uint32_t len);
339 
340 
341 HAL_StatusTypeDef HAL_PCD_EP_SetStall(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
342 HAL_StatusTypeDef HAL_PCD_EP_ClrStall(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
343 HAL_StatusTypeDef HAL_PCD_EP_Flush(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
344 HAL_StatusTypeDef HAL_PCD_ActivateRemoteWakeup(PCD_HandleTypeDef *hpcd);
345 HAL_StatusTypeDef HAL_PCD_DeActivateRemoteWakeup(PCD_HandleTypeDef *hpcd);
346 
347 uint32_t          HAL_PCD_EP_GetRxCount(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
348 /**
349   * @}
350   */
351 
352 /* Peripheral State functions  ************************************************/
353 /** @addtogroup PCD_Exported_Functions_Group4 Peripheral State functions
354   * @{
355   */
356 PCD_StateTypeDef HAL_PCD_GetState(PCD_HandleTypeDef *hpcd);
357 /**
358   * @}
359   */
360 
361 /**
362   * @}
363   */
364 
365 /* Private constants ---------------------------------------------------------*/
366 /** @defgroup PCD_Private_Constants PCD Private Constants
367   * @{
368   */
369 /** @defgroup USB_EXTI_Line_Interrupt USB EXTI line interrupt
370   * @{
371   */
372 
373 
374 #define USB_WAKEUP_EXTI_LINE                                          (0x1U << 18)  /*!< USB FS EXTI Line WakeUp Interrupt */
375 
376 
377 /**
378   * @}
379   */
380 
381 /** @defgroup PCD_EP0_MPS PCD EP0 MPS
382   * @{
383   */
384 #define PCD_EP0MPS_64                                                 EP_MPS_64
385 #define PCD_EP0MPS_32                                                 EP_MPS_32
386 #define PCD_EP0MPS_16                                                 EP_MPS_16
387 #define PCD_EP0MPS_08                                                 EP_MPS_8
388 /**
389   * @}
390   */
391 
392 /** @defgroup PCD_ENDP PCD ENDP
393   * @{
394   */
395 #define PCD_ENDP0                                                     0U
396 #define PCD_ENDP1                                                     1U
397 #define PCD_ENDP2                                                     2U
398 #define PCD_ENDP3                                                     3U
399 #define PCD_ENDP4                                                     4U
400 #define PCD_ENDP5                                                     5U
401 #define PCD_ENDP6                                                     6U
402 #define PCD_ENDP7                                                     7U
403 /**
404   * @}
405   */
406 
407 /** @defgroup PCD_ENDP_Kind PCD Endpoint Kind
408   * @{
409   */
410 #define PCD_SNG_BUF                                                   0U
411 #define PCD_DBL_BUF                                                   1U
412 /**
413   * @}
414   */
415 
416 /**
417   * @}
418   */
419 
420 /* Private macros ------------------------------------------------------------*/
421 /** @defgroup PCD_Private_Macros PCD Private Macros
422   * @{
423   */
424 
425 /********************  Bit definition for USB_COUNTn_RX register  *************/
426 #define USB_CNTRX_NBLK_MSK                    (0x1FU << 10)
427 #define USB_CNTRX_BLSIZE                      (0x1U << 15)
428 
429 /* SetENDPOINT */
430 #define PCD_SET_ENDPOINT(USBx, bEpNum, wRegValue)  (*(__IO uint16_t *)\
431                                                     (&(USBx)->EP0R + ((bEpNum) * 2U)) = (uint16_t)(wRegValue))
432 
433 /* GetENDPOINT */
434 #define PCD_GET_ENDPOINT(USBx, bEpNum)             (*(__IO uint16_t *)(&(USBx)->EP0R + ((bEpNum) * 2U)))
435 
436 /* ENDPOINT transfer */
437 #define USB_EP0StartXfer                           USB_EPStartXfer
438 
439 /**
440   * @brief  sets the type in the endpoint register(bits EP_TYPE[1:0])
441   * @param  USBx USB peripheral instance register address.
442   * @param  bEpNum Endpoint Number.
443   * @param  wType Endpoint Type.
444   * @retval None
445   */
446 #define PCD_SET_EPTYPE(USBx, bEpNum, wType) (PCD_SET_ENDPOINT((USBx), (bEpNum), ((PCD_GET_ENDPOINT((USBx), (bEpNum))\
447                                                               & USB_EP_T_MASK) | (wType) | USB_EP_CTR_TX | USB_EP_CTR_RX)))
448 
449 
450 /**
451   * @brief  gets the type in the endpoint register(bits EP_TYPE[1:0])
452   * @param  USBx USB peripheral instance register address.
453   * @param  bEpNum Endpoint Number.
454   * @retval Endpoint Type
455   */
456 #define PCD_GET_EPTYPE(USBx, bEpNum) (PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EP_T_FIELD)
457 
458 /**
459   * @brief free buffer used from the application realizing it to the line
460   *         toggles bit SW_BUF in the double buffered endpoint register
461   * @param USBx USB device.
462   * @param   bEpNum, bDir
463   * @retval None
464   */
465 #define PCD_FreeUserBuffer(USBx, bEpNum, bDir) \
466   do { \
467     if ((bDir) == 0U) \
468     { \
469       /* OUT double buffered endpoint */ \
470       PCD_TX_DTOG((USBx), (bEpNum)); \
471     } \
472     else if ((bDir) == 1U) \
473     { \
474       /* IN double buffered endpoint */ \
475       PCD_RX_DTOG((USBx), (bEpNum)); \
476     } \
477   } while(0)
478 
479 /**
480   * @brief  sets the status for tx transfer (bits STAT_TX[1:0]).
481   * @param  USBx USB peripheral instance register address.
482   * @param  bEpNum Endpoint Number.
483   * @param  wState new state
484   * @retval None
485   */
486 #define PCD_SET_EP_TX_STATUS(USBx, bEpNum, wState) \
487   do { \
488     uint16_t _wRegVal; \
489     \
490     _wRegVal = PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPTX_DTOGMASK; \
491     /* toggle first bit ? */ \
492     if ((USB_EPTX_DTOG1 & (wState))!= 0U) \
493     { \
494       _wRegVal ^= USB_EPTX_DTOG1; \
495     } \
496     /* toggle second bit ?  */ \
497     if ((USB_EPTX_DTOG2 & (wState))!= 0U) \
498     { \
499       _wRegVal ^= USB_EPTX_DTOG2; \
500     } \
501     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wRegVal | USB_EP_CTR_RX | USB_EP_CTR_TX)); \
502   } while(0) /* PCD_SET_EP_TX_STATUS */
503 
504 /**
505   * @brief  sets the status for rx transfer (bits STAT_TX[1:0])
506   * @param  USBx USB peripheral instance register address.
507   * @param  bEpNum Endpoint Number.
508   * @param  wState new state
509   * @retval None
510   */
511 #define PCD_SET_EP_RX_STATUS(USBx, bEpNum,wState) \
512   do { \
513     uint16_t _wRegVal; \
514     \
515     _wRegVal = PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPRX_DTOGMASK; \
516     /* toggle first bit ? */ \
517     if ((USB_EPRX_DTOG1 & (wState))!= 0U) \
518     { \
519       _wRegVal ^= USB_EPRX_DTOG1; \
520     } \
521     /* toggle second bit ? */ \
522     if ((USB_EPRX_DTOG2 & (wState))!= 0U) \
523     { \
524       _wRegVal ^= USB_EPRX_DTOG2; \
525     } \
526     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wRegVal | USB_EP_CTR_RX | USB_EP_CTR_TX)); \
527   } while(0) /* PCD_SET_EP_RX_STATUS */
528 
529 /**
530   * @brief  sets the status for rx & tx (bits STAT_TX[1:0] & STAT_RX[1:0])
531   * @param  USBx USB peripheral instance register address.
532   * @param  bEpNum Endpoint Number.
533   * @param  wStaterx new state.
534   * @param  wStatetx new state.
535   * @retval None
536   */
537 #define PCD_SET_EP_TXRX_STATUS(USBx, bEpNum, wStaterx, wStatetx) \
538   do { \
539     uint16_t _wRegVal; \
540     \
541     _wRegVal = PCD_GET_ENDPOINT((USBx), (bEpNum)) & (USB_EPRX_DTOGMASK | USB_EPTX_STAT); \
542     /* toggle first bit ? */ \
543     if ((USB_EPRX_DTOG1 & (wStaterx))!= 0U) \
544     { \
545       _wRegVal ^= USB_EPRX_DTOG1; \
546     } \
547     /* toggle second bit ? */ \
548     if ((USB_EPRX_DTOG2 & (wStaterx))!= 0U) \
549     { \
550       _wRegVal ^= USB_EPRX_DTOG2; \
551     } \
552     /* toggle first bit ? */ \
553     if ((USB_EPTX_DTOG1 & (wStatetx))!= 0U) \
554     { \
555       _wRegVal ^= USB_EPTX_DTOG1; \
556     } \
557     /* toggle second bit ?  */ \
558     if ((USB_EPTX_DTOG2 & (wStatetx))!= 0U) \
559     { \
560       _wRegVal ^= USB_EPTX_DTOG2; \
561     } \
562     \
563     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wRegVal | USB_EP_CTR_RX | USB_EP_CTR_TX)); \
564   } while(0) /* PCD_SET_EP_TXRX_STATUS */
565 
566 /**
567   * @brief  gets the status for tx/rx transfer (bits STAT_TX[1:0]
568   *         /STAT_RX[1:0])
569   * @param  USBx USB peripheral instance register address.
570   * @param  bEpNum Endpoint Number.
571   * @retval status
572   */
573 #define PCD_GET_EP_TX_STATUS(USBx, bEpNum)     ((uint16_t)PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPTX_STAT)
574 #define PCD_GET_EP_RX_STATUS(USBx, bEpNum)     ((uint16_t)PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPRX_STAT)
575 
576 /**
577   * @brief  sets directly the VALID tx/rx-status into the endpoint register
578   * @param  USBx USB peripheral instance register address.
579   * @param  bEpNum Endpoint Number.
580   * @retval None
581   */
582 #define PCD_SET_EP_TX_VALID(USBx, bEpNum)      (PCD_SET_EP_TX_STATUS((USBx), (bEpNum), USB_EP_TX_VALID))
583 #define PCD_SET_EP_RX_VALID(USBx, bEpNum)      (PCD_SET_EP_RX_STATUS((USBx), (bEpNum), USB_EP_RX_VALID))
584 
585 /**
586   * @brief  checks stall condition in an endpoint.
587   * @param  USBx USB peripheral instance register address.
588   * @param  bEpNum Endpoint Number.
589   * @retval TRUE = endpoint in stall condition.
590   */
591 #define PCD_GET_EP_TX_STALL_STATUS(USBx, bEpNum) (PCD_GET_EP_TX_STATUS((USBx), (bEpNum)) == USB_EP_TX_STALL)
592 #define PCD_GET_EP_RX_STALL_STATUS(USBx, bEpNum) (PCD_GET_EP_RX_STATUS((USBx), (bEpNum)) == USB_EP_RX_STALL)
593 
594 /**
595   * @brief  set & clear EP_KIND bit.
596   * @param  USBx USB peripheral instance register address.
597   * @param  bEpNum Endpoint Number.
598   * @retval None
599   */
600 #define PCD_SET_EP_KIND(USBx, bEpNum) \
601   do { \
602     uint16_t _wRegVal; \
603     \
604     _wRegVal = PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPREG_MASK; \
605     \
606     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wRegVal | USB_EP_CTR_RX | USB_EP_CTR_TX | USB_EP_KIND)); \
607   } while(0) /* PCD_SET_EP_KIND */
608 
609 #define PCD_CLEAR_EP_KIND(USBx, bEpNum) \
610   do { \
611     uint16_t _wRegVal; \
612     \
613     _wRegVal = PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPKIND_MASK; \
614     \
615     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wRegVal | USB_EP_CTR_RX | USB_EP_CTR_TX)); \
616   } while(0) /* PCD_CLEAR_EP_KIND */
617 
618 /**
619   * @brief  Sets/clears directly STATUS_OUT bit in the endpoint register.
620   * @param  USBx USB peripheral instance register address.
621   * @param  bEpNum Endpoint Number.
622   * @retval None
623   */
624 #define PCD_SET_OUT_STATUS(USBx, bEpNum)       PCD_SET_EP_KIND((USBx), (bEpNum))
625 #define PCD_CLEAR_OUT_STATUS(USBx, bEpNum)     PCD_CLEAR_EP_KIND((USBx), (bEpNum))
626 
627 /**
628   * @brief  Sets/clears directly EP_KIND bit in the endpoint register.
629   * @param  USBx USB peripheral instance register address.
630   * @param  bEpNum Endpoint Number.
631   * @retval None
632   */
633 #define PCD_SET_EP_DBUF(USBx, bEpNum)          PCD_SET_EP_KIND((USBx), (bEpNum))
634 #define PCD_CLEAR_EP_DBUF(USBx, bEpNum)        PCD_CLEAR_EP_KIND((USBx), (bEpNum))
635 
636 /**
637   * @brief  Clears bit CTR_RX / CTR_TX in the endpoint register.
638   * @param  USBx USB peripheral instance register address.
639   * @param  bEpNum Endpoint Number.
640   * @retval None
641   */
642 #define PCD_CLEAR_RX_EP_CTR(USBx, bEpNum) \
643   do { \
644     uint16_t _wRegVal; \
645     \
646     _wRegVal = PCD_GET_ENDPOINT((USBx), (bEpNum)) & (0x7FFFU & USB_EPREG_MASK); \
647     \
648     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wRegVal | USB_EP_CTR_TX)); \
649   } while(0) /* PCD_CLEAR_RX_EP_CTR */
650 
651 #define PCD_CLEAR_TX_EP_CTR(USBx, bEpNum) \
652   do { \
653     uint16_t _wRegVal; \
654     \
655     _wRegVal = PCD_GET_ENDPOINT((USBx), (bEpNum)) & (0xFF7FU & USB_EPREG_MASK); \
656     \
657     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wRegVal | USB_EP_CTR_RX)); \
658   } while(0) /* PCD_CLEAR_TX_EP_CTR */
659 
660 /**
661   * @brief  Toggles DTOG_RX / DTOG_TX bit in the endpoint register.
662   * @param  USBx USB peripheral instance register address.
663   * @param  bEpNum Endpoint Number.
664   * @retval None
665   */
666 #define PCD_RX_DTOG(USBx, bEpNum) \
667   do { \
668     uint16_t _wEPVal; \
669     \
670     _wEPVal = PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPREG_MASK; \
671     \
672     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wEPVal | USB_EP_CTR_RX | USB_EP_CTR_TX | USB_EP_DTOG_RX)); \
673   } while(0) /* PCD_RX_DTOG */
674 
675 #define PCD_TX_DTOG(USBx, bEpNum) \
676   do { \
677     uint16_t _wEPVal; \
678     \
679     _wEPVal = PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPREG_MASK; \
680     \
681     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wEPVal | USB_EP_CTR_RX | USB_EP_CTR_TX | USB_EP_DTOG_TX)); \
682   } while(0) /* PCD_TX_DTOG */
683 /**
684   * @brief  Clears DTOG_RX / DTOG_TX bit in the endpoint register.
685   * @param  USBx USB peripheral instance register address.
686   * @param  bEpNum Endpoint Number.
687   * @retval None
688   */
689 #define PCD_CLEAR_RX_DTOG(USBx, bEpNum) \
690   do { \
691     uint16_t _wRegVal; \
692     \
693     _wRegVal = PCD_GET_ENDPOINT((USBx), (bEpNum)); \
694     \
695     if ((_wRegVal & USB_EP_DTOG_RX) != 0U)\
696     { \
697       PCD_RX_DTOG((USBx), (bEpNum)); \
698     } \
699   } while(0) /* PCD_CLEAR_RX_DTOG */
700 
701 #define PCD_CLEAR_TX_DTOG(USBx, bEpNum) \
702   do { \
703     uint16_t _wRegVal; \
704     \
705     _wRegVal = PCD_GET_ENDPOINT((USBx), (bEpNum)); \
706     \
707     if ((_wRegVal & USB_EP_DTOG_TX) != 0U)\
708     { \
709       PCD_TX_DTOG((USBx), (bEpNum)); \
710     } \
711   } while(0) /* PCD_CLEAR_TX_DTOG */
712 
713 /**
714   * @brief  Sets address in an endpoint register.
715   * @param  USBx USB peripheral instance register address.
716   * @param  bEpNum Endpoint Number.
717   * @param  bAddr Address.
718   * @retval None
719   */
720 #define PCD_SET_EP_ADDRESS(USBx, bEpNum, bAddr) \
721   do { \
722     uint16_t _wRegVal; \
723     \
724     _wRegVal = (PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPREG_MASK) | (bAddr); \
725     \
726     PCD_SET_ENDPOINT((USBx), (bEpNum), (_wRegVal | USB_EP_CTR_RX | USB_EP_CTR_TX)); \
727   } while(0) /* PCD_SET_EP_ADDRESS */
728 
729 /**
730   * @brief  Gets address in an endpoint register.
731   * @param  USBx USB peripheral instance register address.
732   * @param  bEpNum Endpoint Number.
733   * @retval None
734   */
735 #define PCD_GET_EP_ADDRESS(USBx, bEpNum) ((uint8_t)(PCD_GET_ENDPOINT((USBx), (bEpNum)) & USB_EPADDR_FIELD))
736 
737 #define PCD_EP_TX_CNT(USBx, bEpNum) ((uint16_t *)((((uint32_t)(USBx)->BTABLE\
738                                                     + ((uint32_t)(bEpNum) * 8U) + 2U) * PMA_ACCESS) + ((uint32_t)(USBx) + 0x400U)))
739 
740 #define PCD_EP_RX_CNT(USBx, bEpNum) ((uint16_t *)((((uint32_t)(USBx)->BTABLE\
741                                                     + ((uint32_t)(bEpNum) * 8U) + 6U) * PMA_ACCESS) + ((uint32_t)(USBx) + 0x400U)))
742 
743 
744 /**
745   * @brief  sets address of the tx/rx buffer.
746   * @param  USBx USB peripheral instance register address.
747   * @param  bEpNum Endpoint Number.
748   * @param  wAddr address to be set (must be word aligned).
749   * @retval None
750   */
751 #define PCD_SET_EP_TX_ADDRESS(USBx, bEpNum, wAddr) \
752   do { \
753     __IO uint16_t *_wRegVal; \
754     uint32_t _wRegBase = (uint32_t)USBx; \
755     \
756     _wRegBase += (uint32_t)(USBx)->BTABLE; \
757     _wRegVal = (__IO uint16_t *)(_wRegBase + 0x400U + (((uint32_t)(bEpNum) * 8U) * PMA_ACCESS)); \
758     *_wRegVal = ((wAddr) >> 1) << 1; \
759   } while(0) /* PCD_SET_EP_TX_ADDRESS */
760 
761 #define PCD_SET_EP_RX_ADDRESS(USBx, bEpNum, wAddr) \
762   do { \
763     __IO uint16_t *_wRegVal; \
764     uint32_t _wRegBase = (uint32_t)USBx; \
765     \
766     _wRegBase += (uint32_t)(USBx)->BTABLE; \
767     _wRegVal = (__IO uint16_t *)(_wRegBase + 0x400U + ((((uint32_t)(bEpNum) * 8U) + 4U) * PMA_ACCESS)); \
768     *_wRegVal = ((wAddr) >> 1) << 1; \
769   } while(0) /* PCD_SET_EP_RX_ADDRESS */
770 
771 /**
772   * @brief  Gets address of the tx/rx buffer.
773   * @param  USBx USB peripheral instance register address.
774   * @param  bEpNum Endpoint Number.
775   * @retval address of the buffer.
776   */
777 #define PCD_GET_EP_TX_ADDRESS(USBx, bEpNum) ((uint16_t)*PCD_EP_TX_ADDRESS((USBx), (bEpNum)))
778 #define PCD_GET_EP_RX_ADDRESS(USBx, bEpNum) ((uint16_t)*PCD_EP_RX_ADDRESS((USBx), (bEpNum)))
779 
780 /**
781   * @brief  Sets counter of rx buffer with no. of blocks.
782   * @param  pdwReg Register pointer
783   * @param  wCount Counter.
784   * @param  wNBlocks no. of Blocks.
785   * @retval None
786   */
787 #define PCD_CALC_BLK32(pdwReg, wCount, wNBlocks) \
788   do { \
789     (wNBlocks) = (wCount) >> 5; \
790     if (((wCount) & 0x1fU) == 0U) \
791     { \
792       (wNBlocks)--; \
793     } \
794     *(pdwReg) = (uint16_t)(((wNBlocks) << 10) | USB_CNTRX_BLSIZE); \
795   } while(0) /* PCD_CALC_BLK32 */
796 
797 #define PCD_CALC_BLK2(pdwReg, wCount, wNBlocks) \
798   do { \
799     (wNBlocks) = (wCount) >> 1; \
800     if (((wCount) & 0x1U) != 0U) \
801     { \
802       (wNBlocks)++; \
803     } \
804     *(pdwReg) = (uint16_t)((wNBlocks) << 10); \
805   } while(0) /* PCD_CALC_BLK2 */
806 
807 #define PCD_SET_EP_CNT_RX_REG(pdwReg, wCount) \
808   do { \
809     uint32_t wNBlocks; \
810     if ((wCount) == 0U) \
811     { \
812       *(pdwReg) &= (uint16_t)~USB_CNTRX_NBLK_MSK; \
813       *(pdwReg) |= USB_CNTRX_BLSIZE; \
814     } \
815     else if((wCount) <= 62U) \
816     { \
817       PCD_CALC_BLK2((pdwReg), (wCount), wNBlocks); \
818     } \
819     else \
820     { \
821       PCD_CALC_BLK32((pdwReg), (wCount), wNBlocks); \
822     } \
823   } while(0) /* PCD_SET_EP_CNT_RX_REG */
824 
825 #define PCD_SET_EP_RX_DBUF0_CNT(USBx, bEpNum, wCount) \
826   do { \
827     uint32_t _wRegBase = (uint32_t)(USBx); \
828     __IO uint16_t *pdwReg; \
829     \
830     _wRegBase += (uint32_t)(USBx)->BTABLE; \
831     pdwReg = (__IO uint16_t *)(_wRegBase + 0x400U + ((((uint32_t)(bEpNum) * 8U) + 2U) * PMA_ACCESS)); \
832     PCD_SET_EP_CNT_RX_REG(pdwReg, (wCount)); \
833   } while(0)
834 
835 /**
836   * @brief  sets counter for the tx/rx buffer.
837   * @param  USBx USB peripheral instance register address.
838   * @param  bEpNum Endpoint Number.
839   * @param  wCount Counter value.
840   * @retval None
841   */
842 #define PCD_SET_EP_TX_CNT(USBx, bEpNum, wCount) \
843   do { \
844     uint32_t _wRegBase = (uint32_t)(USBx); \
845     __IO uint16_t *_wRegVal; \
846     \
847     _wRegBase += (uint32_t)(USBx)->BTABLE; \
848     _wRegVal = (__IO uint16_t *)(_wRegBase + 0x400U + ((((uint32_t)(bEpNum) * 8U) + 2U) * PMA_ACCESS)); \
849     *_wRegVal = (uint16_t)(wCount); \
850   } while(0)
851 
852 #define PCD_SET_EP_RX_CNT(USBx, bEpNum, wCount) \
853   do { \
854     uint32_t _wRegBase = (uint32_t)(USBx); \
855     __IO uint16_t *_wRegVal; \
856     \
857     _wRegBase += (uint32_t)(USBx)->BTABLE; \
858     _wRegVal = (__IO uint16_t *)(_wRegBase + 0x400U + ((((uint32_t)(bEpNum) * 8U) + 6U) * PMA_ACCESS)); \
859     PCD_SET_EP_CNT_RX_REG(_wRegVal, (wCount)); \
860   } while(0)
861 
862 /**
863   * @brief  gets counter of the tx buffer.
864   * @param  USBx USB peripheral instance register address.
865   * @param  bEpNum Endpoint Number.
866   * @retval Counter value
867   */
868 #define PCD_GET_EP_TX_CNT(USBx, bEpNum)        ((uint32_t)(*PCD_EP_TX_CNT((USBx), (bEpNum))) & 0x3ffU)
869 #define PCD_GET_EP_RX_CNT(USBx, bEpNum)        ((uint32_t)(*PCD_EP_RX_CNT((USBx), (bEpNum))) & 0x3ffU)
870 
871 /**
872   * @brief  Sets buffer 0/1 address in a double buffer endpoint.
873   * @param  USBx USB peripheral instance register address.
874   * @param  bEpNum Endpoint Number.
875   * @param  wBuf0Addr buffer 0 address.
876   * @retval Counter value
877   */
878 #define PCD_SET_EP_DBUF0_ADDR(USBx, bEpNum, wBuf0Addr) \
879   do { \
880     PCD_SET_EP_TX_ADDRESS((USBx), (bEpNum), (wBuf0Addr)); \
881   } while(0) /* PCD_SET_EP_DBUF0_ADDR */
882 
883 #define PCD_SET_EP_DBUF1_ADDR(USBx, bEpNum, wBuf1Addr) \
884   do { \
885     PCD_SET_EP_RX_ADDRESS((USBx), (bEpNum), (wBuf1Addr)); \
886   } while(0) /* PCD_SET_EP_DBUF1_ADDR */
887 
888 /**
889   * @brief  Sets addresses in a double buffer endpoint.
890   * @param  USBx USB peripheral instance register address.
891   * @param  bEpNum Endpoint Number.
892   * @param  wBuf0Addr: buffer 0 address.
893   * @param  wBuf1Addr = buffer 1 address.
894   * @retval None
895   */
896 #define PCD_SET_EP_DBUF_ADDR(USBx, bEpNum, wBuf0Addr, wBuf1Addr) \
897   do { \
898     PCD_SET_EP_DBUF0_ADDR((USBx), (bEpNum), (wBuf0Addr)); \
899     PCD_SET_EP_DBUF1_ADDR((USBx), (bEpNum), (wBuf1Addr)); \
900   } while(0) /* PCD_SET_EP_DBUF_ADDR */
901 
902 /**
903   * @brief  Gets buffer 0/1 address of a double buffer endpoint.
904   * @param  USBx USB peripheral instance register address.
905   * @param  bEpNum Endpoint Number.
906   * @retval None
907   */
908 #define PCD_GET_EP_DBUF0_ADDR(USBx, bEpNum)    (PCD_GET_EP_TX_ADDRESS((USBx), (bEpNum)))
909 #define PCD_GET_EP_DBUF1_ADDR(USBx, bEpNum)    (PCD_GET_EP_RX_ADDRESS((USBx), (bEpNum)))
910 
911 /**
912   * @brief  Gets buffer 0/1 address of a double buffer endpoint.
913   * @param  USBx USB peripheral instance register address.
914   * @param  bEpNum Endpoint Number.
915   * @param  bDir endpoint dir  EP_DBUF_OUT = OUT
916   *         EP_DBUF_IN  = IN
917   * @param  wCount: Counter value
918   * @retval None
919   */
920 #define PCD_SET_EP_DBUF0_CNT(USBx, bEpNum, bDir, wCount) \
921   do { \
922     if ((bDir) == 0U) \
923       /* OUT endpoint */ \
924     { \
925       PCD_SET_EP_RX_DBUF0_CNT((USBx), (bEpNum), (wCount)); \
926     } \
927     else \
928     { \
929       if ((bDir) == 1U) \
930       { \
931         /* IN endpoint */ \
932         PCD_SET_EP_TX_CNT((USBx), (bEpNum), (wCount)); \
933       } \
934     } \
935   } while(0) /* SetEPDblBuf0Count*/
936 
937 #define PCD_SET_EP_DBUF1_CNT(USBx, bEpNum, bDir, wCount) \
938   do { \
939     uint32_t _wBase = (uint32_t)(USBx); \
940     __IO uint16_t *_wEPRegVal; \
941     \
942     if ((bDir) == 0U) \
943     { \
944       /* OUT endpoint */ \
945       PCD_SET_EP_RX_CNT((USBx), (bEpNum), (wCount)); \
946     } \
947     else \
948     { \
949       if ((bDir) == 1U) \
950       { \
951         /* IN endpoint */ \
952         _wBase += (uint32_t)(USBx)->BTABLE; \
953         _wEPRegVal = (__IO uint16_t *)(_wBase + 0x400U + ((((uint32_t)(bEpNum) * 8U) + 6U) * PMA_ACCESS)); \
954         *_wEPRegVal = (uint16_t)(wCount); \
955       } \
956     } \
957   } while(0) /* SetEPDblBuf1Count */
958 
959 #define PCD_SET_EP_DBUF_CNT(USBx, bEpNum, bDir, wCount) \
960   do { \
961     PCD_SET_EP_DBUF0_CNT((USBx), (bEpNum), (bDir), (wCount)); \
962     PCD_SET_EP_DBUF1_CNT((USBx), (bEpNum), (bDir), (wCount)); \
963   } while(0) /* PCD_SET_EP_DBUF_CNT */
964 
965 /**
966   * @brief  Gets buffer 0/1 rx/tx counter for double buffering.
967   * @param  USBx USB peripheral instance register address.
968   * @param  bEpNum Endpoint Number.
969   * @retval None
970   */
971 #define PCD_GET_EP_DBUF0_CNT(USBx, bEpNum)     (PCD_GET_EP_TX_CNT((USBx), (bEpNum)))
972 #define PCD_GET_EP_DBUF1_CNT(USBx, bEpNum)     (PCD_GET_EP_RX_CNT((USBx), (bEpNum)))
973 
974 
975 
976 /**
977   * @}
978   */
979 
980 /**
981   * @}
982   */
983 
984 /**
985   * @}
986   */
987 #endif /* defined (USB) */
988 
989 #ifdef __cplusplus
990 }
991 #endif
992 
993 #endif /* STM32L1xx_HAL_PCD_H */
994 
995 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
996