STM32F469I-Discovery BSP User Manual: stm32469i_discovery_ts.h Source File

STM32F469I-Discovery BSP Drivers

stm32469i_discovery_ts.h
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00001 /**
00002   ******************************************************************************
00003   * @file    stm32469i_discovery_ts.h
00004   * @author  MCD Application Team
00005   * @version V1.0.2
00006   * @date    13-January-2016
00007   * @brief   This file contains the common defines and functions prototypes for
00008   *          the stm32469i_discovery_ts.c driver.
00009   ******************************************************************************
00010   * @attention
00011   *
00012   * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
00013   *
00014   * Redistribution and use in source and binary forms, with or without modification,
00015   * are permitted provided that the following conditions are met:
00016   *   1. Redistributions of source code must retain the above copyright notice,
00017   *      this list of conditions and the following disclaimer.
00018   *   2. Redistributions in binary form must reproduce the above copyright notice,
00019   *      this list of conditions and the following disclaimer in the documentation
00020   *      and/or other materials provided with the distribution.
00021   *   3. Neither the name of STMicroelectronics nor the names of its contributors
00022   *      may be used to endorse or promote products derived from this software
00023   *      without specific prior written permission.
00024   *
00025   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00026   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00027   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00028   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
00029   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00030   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00031   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00032   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00033   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00034   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00035   *
00036   ******************************************************************************
00037   */
00038 
00039 /* Define to prevent recursive inclusion -------------------------------------*/
00040 #ifndef __STM32469I_DISCOVERY_TS_H
00041 #define __STM32469I_DISCOVERY_TS_H
00042 
00043 #ifdef __cplusplus
00044  extern "C" {
00045 #endif
00046 
00047 /* Includes ------------------------------------------------------------------*/
00048 #include "stm32469i_discovery.h"
00049 #include "stm32469i_discovery_lcd.h"
00050 
00051 /* Include TouchScreen component driver */
00052 #include "../Components/ft6x06/ft6x06.h"
00053 
00054 /** @addtogroup BSP
00055   * @{
00056   */
00057 
00058 /** @addtogroup STM32469I_Discovery
00059   * @{
00060   */
00061 
00062 /** @addtogroup STM32469I-Discovery_TS 
00063   * @{
00064   */
00065 
00066  /** @defgroup STM32469I-Discovery_TS_Exported_Constants STM32469I Discovery TS Exported Constants
00067    * @{
00068    */
00069 /** @brief With FT6206 : maximum 2 touches detected simultaneously
00070   */
00071 #define TS_MAX_NB_TOUCH                 ((uint32_t) FT6206_MAX_DETECTABLE_TOUCH)
00072 #define TS_NO_IRQ_PENDING               ((uint8_t) 0)
00073 #define TS_IRQ_PENDING                  ((uint8_t) 1)
00074 
00075 #define TS_SWAP_NONE                    ((uint8_t) 0x01)
00076 #define TS_SWAP_X                       ((uint8_t) 0x02)
00077 #define TS_SWAP_Y                       ((uint8_t) 0x04)
00078 #define TS_SWAP_XY                      ((uint8_t) 0x08)
00079 
00080  /**
00081    * @}
00082    */
00083 
00084 /** @defgroup STM32469I-Discovery_TS_Exported_Types  STM32469I Discovery TS Exported Types
00085   * @{
00086   */
00087 /**
00088 *  @brief TS_StateTypeDef
00089 *  Define TS State structure
00090 */
00091 typedef struct
00092 {
00093   uint8_t  touchDetected;                /*!< Total number of active touches detected at last scan */
00094   uint16_t touchX[TS_MAX_NB_TOUCH];      /*!< Touch X[0], X[1] coordinates on 12 bits */
00095   uint16_t touchY[TS_MAX_NB_TOUCH];      /*!< Touch Y[0], Y[1] coordinates on 12 bits */
00096 
00097 #if (TS_MULTI_TOUCH_SUPPORTED == 1)
00098   uint8_t  touchWeight[TS_MAX_NB_TOUCH]; /*!< Touch_Weight[0], Touch_Weight[1] : weight property of touches */
00099   uint8_t  touchEventId[TS_MAX_NB_TOUCH];     /*!< Touch_EventId[0], Touch_EventId[1] : take value of type @ref TS_TouchEventTypeDef */
00100   uint8_t  touchArea[TS_MAX_NB_TOUCH];   /*!< Touch_Area[0], Touch_Area[1] : touch area of each touch */
00101   uint32_t gestureId; /*!< type of gesture detected : take value of type @ref TS_GestureIdTypeDef */
00102 #endif  /* TS_MULTI_TOUCH_SUPPORTED == 1 */
00103 
00104 } TS_StateTypeDef;
00105 
00106 /**
00107  *  @brief TS_StatusTypeDef
00108  *  Define BSP_TS_xxx() functions possible return value,
00109  *  when status is returned by those functions.
00110  */
00111 typedef enum
00112 {
00113   TS_OK                = 0x00, /*!< Touch Ok */
00114   TS_ERROR             = 0x01, /*!< Touch Error */
00115   TS_TIMEOUT           = 0x02, /*!< Touch Timeout */
00116   TS_DEVICE_NOT_FOUND  = 0x03  /*!< Touchscreen device not found */
00117 } TS_StatusTypeDef;
00118 
00119 /**
00120  *  @brief TS_GestureIdTypeDef
00121  *  Define Possible managed gesture identification values returned by touch screen
00122  *  driver.
00123  */
00124 typedef enum
00125 {
00126   GEST_ID_NO_GESTURE = 0x00, /*!< Gesture not defined / recognized */
00127   GEST_ID_MOVE_UP    = 0x01, /*!< Gesture Move Up */
00128   GEST_ID_MOVE_RIGHT = 0x02, /*!< Gesture Move Right */
00129   GEST_ID_MOVE_DOWN  = 0x03, /*!< Gesture Move Down */
00130   GEST_ID_MOVE_LEFT  = 0x04, /*!< Gesture Move Left */
00131   GEST_ID_ZOOM_IN    = 0x05, /*!< Gesture Zoom In */
00132   GEST_ID_ZOOM_OUT   = 0x06, /*!< Gesture Zoom Out */
00133   GEST_ID_NB_MAX     = 0x07 /*!< max number of gesture id */
00134 } TS_GestureIdTypeDef;
00135 
00136 /**
00137  *  @brief TS_TouchEventTypeDef
00138  *  Define Possible touch events kind as returned values
00139  *  by touch screen IC Driver.
00140  */
00141 typedef enum
00142 {
00143   TOUCH_EVENT_NO_EVT        = 0x00, /*!< Touch Event : undetermined */
00144   TOUCH_EVENT_PRESS_DOWN    = 0x01, /*!< Touch Event Press Down */
00145   TOUCH_EVENT_LIFT_UP       = 0x02, /*!< Touch Event Lift Up */
00146   TOUCH_EVENT_CONTACT       = 0x03, /*!< Touch Event Contact */
00147   TOUCH_EVENT_NB_MAX        = 0x04  /*!< max number of touch events kind */
00148 } TS_TouchEventTypeDef;
00149 
00150 /**
00151   * @}
00152   */
00153 
00154 /** @defgroup STM32469I-Discovery_TS_Imported_Variables STM32469I Discovery TS Imported Variables
00155   * @{
00156   */
00157 /**
00158  *  @brief Table for touchscreen event information display on LCD :
00159  *  table indexed on enum @ref TS_TouchEventTypeDef information
00160  */
00161 extern char * ts_event_string_tab[TOUCH_EVENT_NB_MAX];
00162 
00163 /**
00164  *  @brief Table for touchscreen gesture Id information display on LCD : table indexed
00165  *  on enum @ref TS_GestureIdTypeDef information
00166  */
00167 extern char * ts_gesture_id_string_tab[GEST_ID_NB_MAX];
00168 /**
00169   * @}
00170   */
00171 
00172 /** @defgroup STM32469I-Discovery_TS_Exported_Functions STM32469I Discovery TS Exported Functions
00173   * @{
00174   */
00175 uint8_t BSP_TS_Init(uint16_t ts_SizeX, uint16_t ts_SizeY);
00176 uint8_t BSP_TS_GetState(TS_StateTypeDef *TS_State);
00177 
00178 #if (TS_MULTI_TOUCH_SUPPORTED == 1)
00179 uint8_t BSP_TS_Get_GestureId(TS_StateTypeDef *TS_State);
00180 uint8_t BSP_TS_ResetTouchData(TS_StateTypeDef *TS_State);
00181 #endif /* TS_MULTI_TOUCH_SUPPORTED == 1 */
00182 
00183 uint8_t BSP_TS_ITConfig(void);
00184 
00185 
00186 /* These __weak function can be surcharged by application code in case the current settings
00187    need to be changed for specific (example GPIO allocation) */
00188 void BSP_TS_INT_MspInit(void);
00189 
00190 /**
00191   * @}
00192   */
00193 
00194 /**
00195   * @}
00196   */
00197 
00198 /**
00199   * @}
00200   */
00201 
00202 /**
00203   * @}
00204   */
00205 
00206 
00207 #ifdef __cplusplus
00208 }
00209 #endif
00210 
00211 #endif /* __STM32469I_DISCOVERY_TS_H */
00212 
00213 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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