基础版本

2026-04-27 16:55:02 +08:00
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+/**
+  ******************************************************************************
+  * @file    usb_dcd.h
+  * @author  MCD Application Team
+  * @version V2.0.0
+  * @date    22-July-2011
+  * @brief   Peripheral Driver Header file
+  ******************************************************************************
+  * @attention 
+  *
+  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+  *
+  * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
+  ******************************************************************************
+  */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __DCD_H__
+#define __DCD_H__
+
+/* Includes ------------------------------------------------------------------*/
+#include "usb_core.h"
+
+
+/** @addtogroup USB_OTG_DRIVER
+* @{
+*/
+
+/** @defgroup USB_DCD
+* @brief This file is the 
+* @{
+*/ 
+
+
+/** @defgroup USB_DCD_Exported_Defines
+* @{
+*/ 
+#define USB_OTG_EP_CONTROL                       0
+#define USB_OTG_EP_ISOC                          1
+#define USB_OTG_EP_BULK                          2
+#define USB_OTG_EP_INT                           3
+#define USB_OTG_EP_MASK                          3
+
+/*  Device Status */
+#define USB_OTG_DEFAULT                          1
+#define USB_OTG_ADDRESSED                        2
+#define USB_OTG_CONFIGURED                       3
+#define USB_OTG_SUSPENDED                        4
+
+/**
+* @}
+*/ 
+
+
+/** @defgroup USB_DCD_Exported_Types
+* @{
+*/ 
+/********************************************************************************
+Data structure type
+********************************************************************************/
+typedef struct
+{
+  uint8_t  bLength;
+  uint8_t  bDescriptorType;
+  uint8_t  bEndpointAddress;
+  uint8_t  bmAttributes;
+  uint16_t wMaxPacketSize;
+  uint8_t  bInterval;
+}
+EP_DESCRIPTOR , *PEP_DESCRIPTOR;
+
+/**
+* @}
+*/ 
+
+
+/** @defgroup USB_DCD_Exported_Macros
+* @{
+*/ 
+/**
+* @}
+*/ 
+
+/** @defgroup USB_DCD_Exported_Variables
+* @{
+*/ 
+/**
+* @}
+*/ 
+
+/** @defgroup USB_DCD_Exported_FunctionsPrototype
+* @{
+*/ 
+/********************************************************************************
+EXPORTED FUNCTION FROM THE USB-OTG LAYER
+********************************************************************************/
+void       DCD_Init(USB_OTG_CORE_HANDLE *pdev ,
+                    USB_OTG_CORE_ID_TypeDef coreID);
+
+void        DCD_DevConnect (USB_OTG_CORE_HANDLE *pdev);
+void        DCD_DevDisconnect (USB_OTG_CORE_HANDLE *pdev);
+void        DCD_EP_SetAddress (USB_OTG_CORE_HANDLE *pdev,
+                               uint8_t address);
+uint32_t    DCD_EP_Open(USB_OTG_CORE_HANDLE *pdev , 
+                     uint8_t ep_addr,
+                     uint16_t ep_mps,
+                     uint8_t ep_type);
+
+uint32_t    DCD_EP_Close  (USB_OTG_CORE_HANDLE *pdev,
+                                uint8_t  ep_addr);
+
+
+uint32_t   DCD_EP_PrepareRx ( USB_OTG_CORE_HANDLE *pdev,
+                        uint8_t   ep_addr,                                  
+                        uint8_t *pbuf,                                  
+                        uint16_t  buf_len);
+  
+uint32_t    DCD_EP_Tx (USB_OTG_CORE_HANDLE *pdev,
+                               uint8_t  ep_addr,
+                               uint8_t  *pbuf,
+                               uint32_t   buf_len);
+uint32_t    DCD_EP_Stall (USB_OTG_CORE_HANDLE *pdev,
+                              uint8_t   epnum);
+uint32_t    DCD_EP_ClrStall (USB_OTG_CORE_HANDLE *pdev,
+                                  uint8_t epnum);
+uint32_t    DCD_EP_Flush (USB_OTG_CORE_HANDLE *pdev,
+                               uint8_t epnum);
+uint32_t    DCD_Handle_ISR(USB_OTG_CORE_HANDLE *pdev);
+
+uint32_t DCD_GetEPStatus(USB_OTG_CORE_HANDLE *pdev ,
+                         uint8_t epnum);
+
+void DCD_SetEPStatus (USB_OTG_CORE_HANDLE *pdev , 
+                      uint8_t epnum , 
+                      uint32_t Status);
+
+/**
+* @}
+*/ 
+
+
+#endif //__DCD_H__
+
+
+/**
+* @}
+*/ 
+
+/**
+* @}
+*/ 
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
+