lib/main/STM32_USB_OTG_Driver/src/usb_bsp_template.c

   1 /**
   2   ******************************************************************************
   3   * @file    usb_bsp.c
   4   * @author  MCD Application Team
   5   * @version V2.2.0
   6   * @date    09-November-2015
   7   * @brief   This file is responsible to offer board support package and is
   8   *          configurable by user.
   9   ******************************************************************************
  10   * @attention
  11   *
  12   * <h2><center>&copy; COPYRIGHT 2015 STMicroelectronics</center></h2>
  13   *
  14   * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  15   * You may not use this file except in compliance with the License.
  16   * You may obtain a copy of the License at:
  17   *
  18   *        http://www.st.com/software_license_agreement_liberty_v2
  19   *
  20   * Unless required by applicable law or agreed to in writing, software
  21   * distributed under the License is distributed on an "AS IS" BASIS,
  22   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  23   * See the License for the specific language governing permissions and
  24   * limitations under the License.
  25   *
  26   ******************************************************************************
  27   */
  28
  29 /* Includes ------------------------------------------------------------------*/
  30 #include "usb_bsp.h"
  31
  32 /** @addtogroup USB_OTG_DRIVER
  33 * @{
  34 */
  35
  36 /** @defgroup USB_BSP
  37   * @brief This file is responsible to offer board support package
  38   * @{
  39   */
  40
  41 /** @defgroup USB_BSP_Private_Defines
  42   * @{
  43   */
  44 /**
  45   * @}
  46   */
  47
  48
  49 /** @defgroup USB_BSP_Private_TypesDefinitions
  50   * @{
  51   */
  52 /**
  53   * @}
  54   */
  55
  56
  57
  58
  59
  60 /** @defgroup USB_BSP_Private_Macros
  61   * @{
  62   */
  63 /**
  64   * @}
  65   */
  66
  67 /** @defgroup USBH_BSP_Private_Variables
  68   * @{
  69   */
  70
  71 /**
  72   * @}
  73   */
  74
  75 /** @defgroup USBH_BSP_Private_FunctionPrototypes
  76   * @{
  77   */
  78 /**
  79   * @}
  80   */
  81
  82 /** @defgroup USB_BSP_Private_Functions
  83   * @{
  84   */
  85
  86
  87 /**
  88   * @brief  USB_OTG_BSP_Init
  89   *         Initializes BSP configurations
  90   * @param  None
  91   * @retval None
  92   */
  93
  94 void USB_OTG_BSP_Init(void)
  95 {
  96
  97 }
  98 /**
  99   * @brief  USB_OTG_BSP_EnableInterrupt
 100   *         Enable USB Global interrupt
 101   * @param  None
 102   * @retval None
 103   */
 104 void USB_OTG_BSP_EnableInterrupt(void)
 105 {
 106
 107 }
 108
 109 /**
 110   * @brief  BSP_Drive_VBUS
 111   *         Drives the Vbus signal through IO
 112   * @param  speed : Full, Low
 113   * @param  state : VBUS states
 114   * @retval None
 115   */
 116
 117 void USB_OTG_BSP_DriveVBUS(uint32_t speed, uint8_t state)
 118 {
 119         (void)speed;
 120         (void)state;
 121
 122 }
 123
 124 /**
 125   * @brief  USB_OTG_BSP_ConfigVBUS
 126   *         Configures the IO for the Vbus and OverCurrent
 127   * @param  Speed : Full, Low
 128   * @retval None
 129   */
 130
 131 void  USB_OTG_BSP_ConfigVBUS(uint32_t speed)
 132 {
 133         (void)speed;
 134
 135 }
 136
 137 /**
 138   * @brief  USB_OTG_BSP_TimeInit
 139   *         Initialises delay unit Systick timer /Timer2
 140   * @param  None
 141   * @retval None
 142   */
 143 void USB_OTG_BSP_TimeInit ( void )
 144 {
 145
 146 }
 147
 148 /**
 149   * @brief  USB_OTG_BSP_uDelay
 150   *         This function provides delay time in micro sec
 151   * @param  usec : Value of delay required in micro sec
 152   * @retval None
 153   */
 154 void USB_OTG_BSP_uDelay (const uint32_t usec)
 155 {
 156
 157   uint32_t count = 0;
 158   const uint32_t utime = (120 * usec / 7);
 159   do
 160   {
 161     if ( ++count > utime )
 162     {
 163       return ;
 164     }
 165   }
 166   while (1);
 167
 168 }
 169
 170
 171 /**
 172   * @brief  USB_OTG_BSP_mDelay
 173   *          This function provides delay time in milli sec
 174   * @param  msec : Value of delay required in milli sec
 175   * @retval None
 176   */
 177 void USB_OTG_BSP_mDelay (const uint32_t msec)
 178 {
 179
 180     USB_OTG_BSP_uDelay(msec * 1000);
 181
 182 }
 183
 184
 185 /**
 186   * @brief  USB_OTG_BSP_TimerIRQ
 187   *         Time base IRQ
 188   * @param  None
 189   * @retval None
 190   */
 191
 192 void USB_OTG_BSP_TimerIRQ (void)
 193 {
 194
 195 }
 196
 197 /**
 198 * @}
 199 */
 200
 201 /**
 202 * @}
 203 */
 204
 205 /**
 206 * @}
 207 */
 208
 209 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/