nguyen nam / Mbed 2 deprecated BSP_DISCO_F746NG

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Dependencies:   mbed

Drivers/BSP/Components/ft5336/ft5336.c@10:e4fe96f3a891, 2019-06-07 (annotated)

Committer:
phungductung
Date:
Fri Jun 07 15:36:42 2019 +0000
Revision:
10:e4fe96f3a891
Parent:
6:e1d9da7fe856 
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bcostm 6:e1d9da7fe856 1 /**
bcostm 6:e1d9da7fe856 2 ******************************************************************************
bcostm 6:e1d9da7fe856 3 * @file ft5336.c
bcostm 6:e1d9da7fe856 4 * @author MCD Application Team
bcostm 6:e1d9da7fe856 5 * @version V1.0.0
bcostm 6:e1d9da7fe856 6 * @date 25-June-2015
bcostm 6:e1d9da7fe856 7 * @brief This file provides a set of functions needed to manage the FT5336
bcostm 6:e1d9da7fe856 8 * touch screen devices.
bcostm 6:e1d9da7fe856 9 ******************************************************************************
bcostm 6:e1d9da7fe856 10 * @attention
bcostm 6:e1d9da7fe856 11 *
bcostm 6:e1d9da7fe856 12 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
bcostm 6:e1d9da7fe856 13 *
bcostm 6:e1d9da7fe856 14 * Redistribution and use in source and binary forms, with or without modification,
bcostm 6:e1d9da7fe856 15 * are permitted provided that the following conditions are met:
bcostm 6:e1d9da7fe856 16 * 1. Redistributions of source code must retain the above copyright notice,
bcostm 6:e1d9da7fe856 17 * this list of conditions and the following disclaimer.
bcostm 6:e1d9da7fe856 18 * 2. Redistributions in binary form must reproduce the above copyright notice,
bcostm 6:e1d9da7fe856 19 * this list of conditions and the following disclaimer in the documentation
bcostm 6:e1d9da7fe856 20 * and/or other materials provided with the distribution.
bcostm 6:e1d9da7fe856 21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
bcostm 6:e1d9da7fe856 22 * may be used to endorse or promote products derived from this software
bcostm 6:e1d9da7fe856 23 * without specific prior written permission.
bcostm 6:e1d9da7fe856 24 *
bcostm 6:e1d9da7fe856 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bcostm 6:e1d9da7fe856 26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bcostm 6:e1d9da7fe856 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
bcostm 6:e1d9da7fe856 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
bcostm 6:e1d9da7fe856 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
bcostm 6:e1d9da7fe856 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
bcostm 6:e1d9da7fe856 31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
bcostm 6:e1d9da7fe856 32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
bcostm 6:e1d9da7fe856 33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
bcostm 6:e1d9da7fe856 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bcostm 6:e1d9da7fe856 35 *
bcostm 6:e1d9da7fe856 36 ******************************************************************************
bcostm 6:e1d9da7fe856 37 */
bcostm 6:e1d9da7fe856 38
bcostm 6:e1d9da7fe856 39 /* Includes ------------------------------------------------------------------*/
bcostm 6:e1d9da7fe856 40 #include "ft5336.h"
bcostm 6:e1d9da7fe856 41
bcostm 6:e1d9da7fe856 42 /** @addtogroup BSP
bcostm 6:e1d9da7fe856 43 * @{
bcostm 6:e1d9da7fe856 44 */
bcostm 6:e1d9da7fe856 45
bcostm 6:e1d9da7fe856 46 /** @addtogroup Component
bcostm 6:e1d9da7fe856 47 * @{
bcostm 6:e1d9da7fe856 48 */
bcostm 6:e1d9da7fe856 49
bcostm 6:e1d9da7fe856 50 /** @defgroup FT5336
bcostm 6:e1d9da7fe856 51 * @{
bcostm 6:e1d9da7fe856 52 */
bcostm 6:e1d9da7fe856 53
bcostm 6:e1d9da7fe856 54 /* Private typedef -----------------------------------------------------------*/
bcostm 6:e1d9da7fe856 55
bcostm 6:e1d9da7fe856 56 /** @defgroup FT5336_Private_Types_Definitions
bcostm 6:e1d9da7fe856 57 * @{
bcostm 6:e1d9da7fe856 58 */
bcostm 6:e1d9da7fe856 59
bcostm 6:e1d9da7fe856 60 /* Private define ------------------------------------------------------------*/
bcostm 6:e1d9da7fe856 61
bcostm 6:e1d9da7fe856 62 /** @defgroup FT5336_Private_Defines
bcostm 6:e1d9da7fe856 63 * @{
bcostm 6:e1d9da7fe856 64 */
bcostm 6:e1d9da7fe856 65
bcostm 6:e1d9da7fe856 66 /* Private macro -------------------------------------------------------------*/
bcostm 6:e1d9da7fe856 67
bcostm 6:e1d9da7fe856 68 /** @defgroup FT5336_Private_Macros
bcostm 6:e1d9da7fe856 69 * @{
bcostm 6:e1d9da7fe856 70 */
bcostm 6:e1d9da7fe856 71
bcostm 6:e1d9da7fe856 72 /* Private variables ---------------------------------------------------------*/
bcostm 6:e1d9da7fe856 73
bcostm 6:e1d9da7fe856 74 /** @defgroup FT5336_Private_Variables
bcostm 6:e1d9da7fe856 75 * @{
bcostm 6:e1d9da7fe856 76 */
bcostm 6:e1d9da7fe856 77
bcostm 6:e1d9da7fe856 78 /* Touch screen driver structure initialization */
bcostm 6:e1d9da7fe856 79 TS_DrvTypeDef ft5336_ts_drv =
bcostm 6:e1d9da7fe856 80 {
bcostm 6:e1d9da7fe856 81 ft5336_Init,
bcostm 6:e1d9da7fe856 82 ft5336_ReadID,
bcostm 6:e1d9da7fe856 83 ft5336_Reset,
bcostm 6:e1d9da7fe856 84
bcostm 6:e1d9da7fe856 85 ft5336_TS_Start,
bcostm 6:e1d9da7fe856 86 ft5336_TS_DetectTouch,
bcostm 6:e1d9da7fe856 87 ft5336_TS_GetXY,
bcostm 6:e1d9da7fe856 88
bcostm 6:e1d9da7fe856 89 ft5336_TS_EnableIT,
bcostm 6:e1d9da7fe856 90 ft5336_TS_ClearIT,
bcostm 6:e1d9da7fe856 91 ft5336_TS_ITStatus,
bcostm 6:e1d9da7fe856 92 ft5336_TS_DisableIT
bcostm 6:e1d9da7fe856 93
bcostm 6:e1d9da7fe856 94 };
bcostm 6:e1d9da7fe856 95
bcostm 6:e1d9da7fe856 96 /* Global ft5336 handle */
bcostm 6:e1d9da7fe856 97 static ft5336_handle_TypeDef ft5336_handle = { FT5336_I2C_NOT_INITIALIZED, 0, 0};
bcostm 6:e1d9da7fe856 98
bcostm 6:e1d9da7fe856 99 /**
bcostm 6:e1d9da7fe856 100 * @}
bcostm 6:e1d9da7fe856 101 */
bcostm 6:e1d9da7fe856 102
bcostm 6:e1d9da7fe856 103 /** @defgroup ft5336_Private_Function_Prototypes
bcostm 6:e1d9da7fe856 104 * @{
bcostm 6:e1d9da7fe856 105 */
bcostm 6:e1d9da7fe856 106
bcostm 6:e1d9da7fe856 107 /* Private functions prototypes-----------------------------------------------*/
bcostm 6:e1d9da7fe856 108
bcostm 6:e1d9da7fe856 109 /**
bcostm 6:e1d9da7fe856 110 * @brief Return the status of I2C was initialized or not.
bcostm 6:e1d9da7fe856 111 * @param None.
bcostm 6:e1d9da7fe856 112 * @retval : I2C initialization status.
bcostm 6:e1d9da7fe856 113 */
bcostm 6:e1d9da7fe856 114 static uint8_t ft5336_Get_I2C_InitializedStatus(void);
bcostm 6:e1d9da7fe856 115
bcostm 6:e1d9da7fe856 116 /**
bcostm 6:e1d9da7fe856 117 * @brief I2C initialize if needed.
bcostm 6:e1d9da7fe856 118 * @param None.
bcostm 6:e1d9da7fe856 119 * @retval : None.
bcostm 6:e1d9da7fe856 120 */
bcostm 6:e1d9da7fe856 121 static void ft5336_I2C_InitializeIfRequired(void);
bcostm 6:e1d9da7fe856 122
bcostm 6:e1d9da7fe856 123 /**
bcostm 6:e1d9da7fe856 124 * @brief Basic static configuration of TouchScreen
bcostm 6:e1d9da7fe856 125 * @param DeviceAddr: FT5336 Device address for communication on I2C Bus.
bcostm 6:e1d9da7fe856 126 * @retval Status FT5336_STATUS_OK or FT5336_STATUS_NOT_OK.
bcostm 6:e1d9da7fe856 127 */
bcostm 6:e1d9da7fe856 128 static uint32_t ft5336_TS_Configure(uint16_t DeviceAddr);
bcostm 6:e1d9da7fe856 129
bcostm 6:e1d9da7fe856 130 /** @defgroup ft5336_Private_Functions
bcostm 6:e1d9da7fe856 131 * @{
bcostm 6:e1d9da7fe856 132 */
bcostm 6:e1d9da7fe856 133
bcostm 6:e1d9da7fe856 134 /** @defgroup ft5336_Public_Function_Body
bcostm 6:e1d9da7fe856 135 * @{
bcostm 6:e1d9da7fe856 136 */
bcostm 6:e1d9da7fe856 137
bcostm 6:e1d9da7fe856 138 /* Public functions bodies-----------------------------------------------*/
bcostm 6:e1d9da7fe856 139
bcostm 6:e1d9da7fe856 140
bcostm 6:e1d9da7fe856 141 /**
bcostm 6:e1d9da7fe856 142 * @brief Initialize the ft5336 communication bus
bcostm 6:e1d9da7fe856 143 * from MCU to FT5336 : ie I2C channel initialization (if required).
bcostm 6:e1d9da7fe856 144 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT5336).
bcostm 6:e1d9da7fe856 145 * @retval None
bcostm 6:e1d9da7fe856 146 */
bcostm 6:e1d9da7fe856 147 void ft5336_Init(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 148 {
bcostm 6:e1d9da7fe856 149 /* Wait at least 200ms after power up before accessing registers
bcostm 6:e1d9da7fe856 150 * Trsi timing (Time of starting to report point after resetting) from FT5336GQQ datasheet */
bcostm 6:e1d9da7fe856 151 TS_IO_Delay(200);
bcostm 6:e1d9da7fe856 152
bcostm 6:e1d9da7fe856 153 /* Initialize I2C link if needed */
bcostm 6:e1d9da7fe856 154 ft5336_I2C_InitializeIfRequired();
bcostm 6:e1d9da7fe856 155 }
bcostm 6:e1d9da7fe856 156
bcostm 6:e1d9da7fe856 157 /**
bcostm 6:e1d9da7fe856 158 * @brief Software Reset the ft5336.
bcostm 6:e1d9da7fe856 159 * @note : Not applicable to FT5336.
bcostm 6:e1d9da7fe856 160 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT5336).
bcostm 6:e1d9da7fe856 161 * @retval None
bcostm 6:e1d9da7fe856 162 */
bcostm 6:e1d9da7fe856 163 void ft5336_Reset(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 164 {
bcostm 6:e1d9da7fe856 165 /* Do nothing */
bcostm 6:e1d9da7fe856 166 /* No software reset sequence available in FT5336 IC */
bcostm 6:e1d9da7fe856 167 }
bcostm 6:e1d9da7fe856 168
bcostm 6:e1d9da7fe856 169 /**
bcostm 6:e1d9da7fe856 170 * @brief Read the ft5336 device ID, pre initialize I2C in case of need to be
bcostm 6:e1d9da7fe856 171 * able to read the FT5336 device ID, and verify this is a FT5336.
bcostm 6:e1d9da7fe856 172 * @param DeviceAddr: I2C FT5336 Slave address.
bcostm 6:e1d9da7fe856 173 * @retval The Device ID (two bytes).
bcostm 6:e1d9da7fe856 174 */
bcostm 6:e1d9da7fe856 175 uint16_t ft5336_ReadID(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 176 {
bcostm 6:e1d9da7fe856 177 volatile uint8_t ucReadId = 0;
bcostm 6:e1d9da7fe856 178 uint8_t nbReadAttempts = 0;
bcostm 6:e1d9da7fe856 179 uint8_t bFoundDevice = 0; /* Device not found by default */
bcostm 6:e1d9da7fe856 180
bcostm 6:e1d9da7fe856 181 /* Initialize I2C link if needed */
bcostm 6:e1d9da7fe856 182 ft5336_I2C_InitializeIfRequired();
bcostm 6:e1d9da7fe856 183
bcostm 6:e1d9da7fe856 184 /* At maximum 4 attempts to read ID : exit at first finding of the searched device ID */
bcostm 6:e1d9da7fe856 185 for(nbReadAttempts = 0; ((nbReadAttempts < 3) && !(bFoundDevice)); nbReadAttempts++)
bcostm 6:e1d9da7fe856 186 {
bcostm 6:e1d9da7fe856 187 /* Read register FT5336_CHIP_ID_REG as DeviceID detection */
bcostm 6:e1d9da7fe856 188 ucReadId = TS_IO_Read(DeviceAddr, FT5336_CHIP_ID_REG);
bcostm 6:e1d9da7fe856 189
bcostm 6:e1d9da7fe856 190 /* Found the searched device ID ? */
bcostm 6:e1d9da7fe856 191 if(ucReadId == FT5336_ID_VALUE)
bcostm 6:e1d9da7fe856 192 {
bcostm 6:e1d9da7fe856 193 /* Set device as found */
bcostm 6:e1d9da7fe856 194 bFoundDevice = 1;
bcostm 6:e1d9da7fe856 195 }
bcostm 6:e1d9da7fe856 196 }
bcostm 6:e1d9da7fe856 197
bcostm 6:e1d9da7fe856 198 /* Return the device ID value */
bcostm 6:e1d9da7fe856 199 return (ucReadId);
bcostm 6:e1d9da7fe856 200 }
bcostm 6:e1d9da7fe856 201
bcostm 6:e1d9da7fe856 202 /**
bcostm 6:e1d9da7fe856 203 * @brief Configures the touch Screen IC device to start detecting touches
bcostm 6:e1d9da7fe856 204 * @param DeviceAddr: Device address on communication Bus (I2C slave address).
bcostm 6:e1d9da7fe856 205 * @retval None.
bcostm 6:e1d9da7fe856 206 */
bcostm 6:e1d9da7fe856 207 void ft5336_TS_Start(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 208 {
bcostm 6:e1d9da7fe856 209 /* Minimum static configuration of FT5336 */
bcostm 6:e1d9da7fe856 210 FT5336_ASSERT(ft5336_TS_Configure(DeviceAddr));
bcostm 6:e1d9da7fe856 211
bcostm 6:e1d9da7fe856 212 /* By default set FT5336 IC in Polling mode : no INT generation on FT5336 for new touch available */
bcostm 6:e1d9da7fe856 213 /* Note TS_INT is active low */
bcostm 6:e1d9da7fe856 214 ft5336_TS_DisableIT(DeviceAddr);
bcostm 6:e1d9da7fe856 215 }
bcostm 6:e1d9da7fe856 216
bcostm 6:e1d9da7fe856 217 /**
bcostm 6:e1d9da7fe856 218 * @brief Return if there is touches detected or not.
bcostm 6:e1d9da7fe856 219 * Try to detect new touches and forget the old ones (reset internal global
bcostm 6:e1d9da7fe856 220 * variables).
bcostm 6:e1d9da7fe856 221 * @param DeviceAddr: Device address on communication Bus.
bcostm 6:e1d9da7fe856 222 * @retval : Number of active touches detected (can be 0, 1 or 2).
bcostm 6:e1d9da7fe856 223 */
bcostm 6:e1d9da7fe856 224 uint8_t ft5336_TS_DetectTouch(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 225 {
bcostm 6:e1d9da7fe856 226 volatile uint8_t nbTouch = 0;
bcostm 6:e1d9da7fe856 227
bcostm 6:e1d9da7fe856 228 /* Read register FT5336_TD_STAT_REG to check number of touches detection */
bcostm 6:e1d9da7fe856 229 nbTouch = TS_IO_Read(DeviceAddr, FT5336_TD_STAT_REG);
bcostm 6:e1d9da7fe856 230 nbTouch &= FT5336_TD_STAT_MASK;
bcostm 6:e1d9da7fe856 231
bcostm 6:e1d9da7fe856 232 if(nbTouch > FT5336_MAX_DETECTABLE_TOUCH)
bcostm 6:e1d9da7fe856 233 {
bcostm 6:e1d9da7fe856 234 /* If invalid number of touch detected, set it to zero */
bcostm 6:e1d9da7fe856 235 nbTouch = 0;
bcostm 6:e1d9da7fe856 236 }
bcostm 6:e1d9da7fe856 237
bcostm 6:e1d9da7fe856 238 /* Update ft5336 driver internal global : current number of active touches */
bcostm 6:e1d9da7fe856 239 ft5336_handle.currActiveTouchNb = nbTouch;
bcostm 6:e1d9da7fe856 240
bcostm 6:e1d9da7fe856 241 /* Reset current active touch index on which to work on */
bcostm 6:e1d9da7fe856 242 ft5336_handle.currActiveTouchIdx = 0;
bcostm 6:e1d9da7fe856 243
bcostm 6:e1d9da7fe856 244 return(nbTouch);
bcostm 6:e1d9da7fe856 245 }
bcostm 6:e1d9da7fe856 246
bcostm 6:e1d9da7fe856 247 /**
bcostm 6:e1d9da7fe856 248 * @brief Get the touch screen X and Y positions values
bcostm 6:e1d9da7fe856 249 * Manage multi touch thanks to touch Index global
bcostm 6:e1d9da7fe856 250 * variable 'ft5336_handle.currActiveTouchIdx'.
bcostm 6:e1d9da7fe856 251 * @param DeviceAddr: Device address on communication Bus.
bcostm 6:e1d9da7fe856 252 * @param X: Pointer to X position value
bcostm 6:e1d9da7fe856 253 * @param Y: Pointer to Y position value
bcostm 6:e1d9da7fe856 254 * @retval None.
bcostm 6:e1d9da7fe856 255 */
bcostm 6:e1d9da7fe856 256 void ft5336_TS_GetXY(uint16_t DeviceAddr, uint16_t *X, uint16_t *Y)
bcostm 6:e1d9da7fe856 257 {
bcostm 6:e1d9da7fe856 258 volatile uint8_t ucReadData = 0;
bcostm 6:e1d9da7fe856 259 static uint16_t coord;
bcostm 6:e1d9da7fe856 260 uint8_t regAddressXLow = 0;
bcostm 6:e1d9da7fe856 261 uint8_t regAddressXHigh = 0;
bcostm 6:e1d9da7fe856 262 uint8_t regAddressYLow = 0;
bcostm 6:e1d9da7fe856 263 uint8_t regAddressYHigh = 0;
bcostm 6:e1d9da7fe856 264
bcostm 6:e1d9da7fe856 265 if(ft5336_handle.currActiveTouchIdx < ft5336_handle.currActiveTouchNb)
bcostm 6:e1d9da7fe856 266 {
bcostm 6:e1d9da7fe856 267 switch(ft5336_handle.currActiveTouchIdx)
bcostm 6:e1d9da7fe856 268 {
bcostm 6:e1d9da7fe856 269 case 0 :
bcostm 6:e1d9da7fe856 270 regAddressXLow = FT5336_P1_XL_REG;
bcostm 6:e1d9da7fe856 271 regAddressXHigh = FT5336_P1_XH_REG;
bcostm 6:e1d9da7fe856 272 regAddressYLow = FT5336_P1_YL_REG;
bcostm 6:e1d9da7fe856 273 regAddressYHigh = FT5336_P1_YH_REG;
bcostm 6:e1d9da7fe856 274 break;
bcostm 6:e1d9da7fe856 275
bcostm 6:e1d9da7fe856 276 case 1 :
bcostm 6:e1d9da7fe856 277 regAddressXLow = FT5336_P2_XL_REG;
bcostm 6:e1d9da7fe856 278 regAddressXHigh = FT5336_P2_XH_REG;
bcostm 6:e1d9da7fe856 279 regAddressYLow = FT5336_P2_YL_REG;
bcostm 6:e1d9da7fe856 280 regAddressYHigh = FT5336_P2_YH_REG;
bcostm 6:e1d9da7fe856 281 break;
bcostm 6:e1d9da7fe856 282
bcostm 6:e1d9da7fe856 283 case 2 :
bcostm 6:e1d9da7fe856 284 regAddressXLow = FT5336_P3_XL_REG;
bcostm 6:e1d9da7fe856 285 regAddressXHigh = FT5336_P3_XH_REG;
bcostm 6:e1d9da7fe856 286 regAddressYLow = FT5336_P3_YL_REG;
bcostm 6:e1d9da7fe856 287 regAddressYHigh = FT5336_P3_YH_REG;
bcostm 6:e1d9da7fe856 288 break;
bcostm 6:e1d9da7fe856 289
bcostm 6:e1d9da7fe856 290 case 3 :
bcostm 6:e1d9da7fe856 291 regAddressXLow = FT5336_P4_XL_REG;
bcostm 6:e1d9da7fe856 292 regAddressXHigh = FT5336_P4_XH_REG;
bcostm 6:e1d9da7fe856 293 regAddressYLow = FT5336_P4_YL_REG;
bcostm 6:e1d9da7fe856 294 regAddressYHigh = FT5336_P4_YH_REG;
bcostm 6:e1d9da7fe856 295 break;
bcostm 6:e1d9da7fe856 296
bcostm 6:e1d9da7fe856 297 case 4 :
bcostm 6:e1d9da7fe856 298 regAddressXLow = FT5336_P5_XL_REG;
bcostm 6:e1d9da7fe856 299 regAddressXHigh = FT5336_P5_XH_REG;
bcostm 6:e1d9da7fe856 300 regAddressYLow = FT5336_P5_YL_REG;
bcostm 6:e1d9da7fe856 301 regAddressYHigh = FT5336_P5_YH_REG;
bcostm 6:e1d9da7fe856 302 break;
bcostm 6:e1d9da7fe856 303
bcostm 6:e1d9da7fe856 304 case 5 :
bcostm 6:e1d9da7fe856 305 regAddressXLow = FT5336_P6_XL_REG;
bcostm 6:e1d9da7fe856 306 regAddressXHigh = FT5336_P6_XH_REG;
bcostm 6:e1d9da7fe856 307 regAddressYLow = FT5336_P6_YL_REG;
bcostm 6:e1d9da7fe856 308 regAddressYHigh = FT5336_P6_YH_REG;
bcostm 6:e1d9da7fe856 309 break;
bcostm 6:e1d9da7fe856 310
bcostm 6:e1d9da7fe856 311 case 6 :
bcostm 6:e1d9da7fe856 312 regAddressXLow = FT5336_P7_XL_REG;
bcostm 6:e1d9da7fe856 313 regAddressXHigh = FT5336_P7_XH_REG;
bcostm 6:e1d9da7fe856 314 regAddressYLow = FT5336_P7_YL_REG;
bcostm 6:e1d9da7fe856 315 regAddressYHigh = FT5336_P7_YH_REG;
bcostm 6:e1d9da7fe856 316 break;
bcostm 6:e1d9da7fe856 317
bcostm 6:e1d9da7fe856 318 case 7 :
bcostm 6:e1d9da7fe856 319 regAddressXLow = FT5336_P8_XL_REG;
bcostm 6:e1d9da7fe856 320 regAddressXHigh = FT5336_P8_XH_REG;
bcostm 6:e1d9da7fe856 321 regAddressYLow = FT5336_P8_YL_REG;
bcostm 6:e1d9da7fe856 322 regAddressYHigh = FT5336_P8_YH_REG;
bcostm 6:e1d9da7fe856 323 break;
bcostm 6:e1d9da7fe856 324
bcostm 6:e1d9da7fe856 325 case 8 :
bcostm 6:e1d9da7fe856 326 regAddressXLow = FT5336_P9_XL_REG;
bcostm 6:e1d9da7fe856 327 regAddressXHigh = FT5336_P9_XH_REG;
bcostm 6:e1d9da7fe856 328 regAddressYLow = FT5336_P9_YL_REG;
bcostm 6:e1d9da7fe856 329 regAddressYHigh = FT5336_P9_YH_REG;
bcostm 6:e1d9da7fe856 330 break;
bcostm 6:e1d9da7fe856 331
bcostm 6:e1d9da7fe856 332 case 9 :
bcostm 6:e1d9da7fe856 333 regAddressXLow = FT5336_P10_XL_REG;
bcostm 6:e1d9da7fe856 334 regAddressXHigh = FT5336_P10_XH_REG;
bcostm 6:e1d9da7fe856 335 regAddressYLow = FT5336_P10_YL_REG;
bcostm 6:e1d9da7fe856 336 regAddressYHigh = FT5336_P10_YH_REG;
bcostm 6:e1d9da7fe856 337 break;
bcostm 6:e1d9da7fe856 338
bcostm 6:e1d9da7fe856 339 default :
bcostm 6:e1d9da7fe856 340 break;
bcostm 6:e1d9da7fe856 341
bcostm 6:e1d9da7fe856 342 } /* end switch(ft5336_handle.currActiveTouchIdx) */
bcostm 6:e1d9da7fe856 343
bcostm 6:e1d9da7fe856 344 /* Read low part of X position */
bcostm 6:e1d9da7fe856 345 ucReadData = TS_IO_Read(DeviceAddr, regAddressXLow);
bcostm 6:e1d9da7fe856 346 coord = (ucReadData & FT5336_TOUCH_POS_LSB_MASK) >> FT5336_TOUCH_POS_LSB_SHIFT;
bcostm 6:e1d9da7fe856 347
bcostm 6:e1d9da7fe856 348 /* Read high part of X position */
bcostm 6:e1d9da7fe856 349 ucReadData = TS_IO_Read(DeviceAddr, regAddressXHigh);
bcostm 6:e1d9da7fe856 350 coord |= ((ucReadData & FT5336_TOUCH_POS_MSB_MASK) >> FT5336_TOUCH_POS_MSB_SHIFT) << 8;
bcostm 6:e1d9da7fe856 351
bcostm 6:e1d9da7fe856 352 /* Send back ready X position to caller */
bcostm 6:e1d9da7fe856 353 *X = coord;
bcostm 6:e1d9da7fe856 354
bcostm 6:e1d9da7fe856 355 /* Read low part of Y position */
bcostm 6:e1d9da7fe856 356 ucReadData = TS_IO_Read(DeviceAddr, regAddressYLow);
bcostm 6:e1d9da7fe856 357 coord = (ucReadData & FT5336_TOUCH_POS_LSB_MASK) >> FT5336_TOUCH_POS_LSB_SHIFT;
bcostm 6:e1d9da7fe856 358
bcostm 6:e1d9da7fe856 359 /* Read high part of Y position */
bcostm 6:e1d9da7fe856 360 ucReadData = TS_IO_Read(DeviceAddr, regAddressYHigh);
bcostm 6:e1d9da7fe856 361 coord |= ((ucReadData & FT5336_TOUCH_POS_MSB_MASK) >> FT5336_TOUCH_POS_MSB_SHIFT) << 8;
bcostm 6:e1d9da7fe856 362
bcostm 6:e1d9da7fe856 363 /* Send back ready Y position to caller */
bcostm 6:e1d9da7fe856 364 *Y = coord;
bcostm 6:e1d9da7fe856 365
bcostm 6:e1d9da7fe856 366 ft5336_handle.currActiveTouchIdx++; /* next call will work on next touch */
bcostm 6:e1d9da7fe856 367
bcostm 6:e1d9da7fe856 368 } /* of if(ft5336_handle.currActiveTouchIdx < ft5336_handle.currActiveTouchNb) */
bcostm 6:e1d9da7fe856 369 }
bcostm 6:e1d9da7fe856 370
bcostm 6:e1d9da7fe856 371 /**
bcostm 6:e1d9da7fe856 372 * @brief Configure the FT5336 device to generate IT on given INT pin
bcostm 6:e1d9da7fe856 373 * connected to MCU as EXTI.
bcostm 6:e1d9da7fe856 374 * @param DeviceAddr: Device address on communication Bus (Slave I2C address of FT5336).
bcostm 6:e1d9da7fe856 375 * @retval None
bcostm 6:e1d9da7fe856 376 */
bcostm 6:e1d9da7fe856 377 void ft5336_TS_EnableIT(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 378 {
bcostm 6:e1d9da7fe856 379 uint8_t regValue = 0;
bcostm 6:e1d9da7fe856 380 regValue = (FT5336_G_MODE_INTERRUPT_TRIGGER & (FT5336_G_MODE_INTERRUPT_MASK >> FT5336_G_MODE_INTERRUPT_SHIFT)) << FT5336_G_MODE_INTERRUPT_SHIFT;
bcostm 6:e1d9da7fe856 381
bcostm 6:e1d9da7fe856 382 /* Set interrupt trigger mode in FT5336_GMODE_REG */
bcostm 6:e1d9da7fe856 383 TS_IO_Write(DeviceAddr, FT5336_GMODE_REG, regValue);
bcostm 6:e1d9da7fe856 384 }
bcostm 6:e1d9da7fe856 385
bcostm 6:e1d9da7fe856 386 /**
bcostm 6:e1d9da7fe856 387 * @brief Configure the FT5336 device to stop generating IT on the given INT pin
bcostm 6:e1d9da7fe856 388 * connected to MCU as EXTI.
bcostm 6:e1d9da7fe856 389 * @param DeviceAddr: Device address on communication Bus (Slave I2C address of FT5336).
bcostm 6:e1d9da7fe856 390 * @retval None
bcostm 6:e1d9da7fe856 391 */
bcostm 6:e1d9da7fe856 392 void ft5336_TS_DisableIT(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 393 {
bcostm 6:e1d9da7fe856 394 uint8_t regValue = 0;
bcostm 6:e1d9da7fe856 395 regValue = (FT5336_G_MODE_INTERRUPT_POLLING & (FT5336_G_MODE_INTERRUPT_MASK >> FT5336_G_MODE_INTERRUPT_SHIFT)) << FT5336_G_MODE_INTERRUPT_SHIFT;
bcostm 6:e1d9da7fe856 396
bcostm 6:e1d9da7fe856 397 /* Set interrupt polling mode in FT5336_GMODE_REG */
bcostm 6:e1d9da7fe856 398 TS_IO_Write(DeviceAddr, FT5336_GMODE_REG, regValue);
bcostm 6:e1d9da7fe856 399 }
bcostm 6:e1d9da7fe856 400
bcostm 6:e1d9da7fe856 401 /**
bcostm 6:e1d9da7fe856 402 * @brief Get IT status from FT5336 interrupt status registers
bcostm 6:e1d9da7fe856 403 * Should be called Following an EXTI coming to the MCU to know the detailed
bcostm 6:e1d9da7fe856 404 * reason of the interrupt.
bcostm 6:e1d9da7fe856 405 * @note : This feature is not applicable to FT5336.
bcostm 6:e1d9da7fe856 406 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT5336).
bcostm 6:e1d9da7fe856 407 * @retval TS interrupts status : always return 0 here
bcostm 6:e1d9da7fe856 408 */
bcostm 6:e1d9da7fe856 409 uint8_t ft5336_TS_ITStatus(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 410 {
bcostm 6:e1d9da7fe856 411 /* Always return 0 as feature not applicable to FT5336 */
bcostm 6:e1d9da7fe856 412 return 0;
bcostm 6:e1d9da7fe856 413 }
bcostm 6:e1d9da7fe856 414
bcostm 6:e1d9da7fe856 415 /**
bcostm 6:e1d9da7fe856 416 * @brief Clear IT status in FT5336 interrupt status clear registers
bcostm 6:e1d9da7fe856 417 * Should be called Following an EXTI coming to the MCU.
bcostm 6:e1d9da7fe856 418 * @note : This feature is not applicable to FT5336.
bcostm 6:e1d9da7fe856 419 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT5336).
bcostm 6:e1d9da7fe856 420 * @retval None
bcostm 6:e1d9da7fe856 421 */
bcostm 6:e1d9da7fe856 422 void ft5336_TS_ClearIT(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 423 {
bcostm 6:e1d9da7fe856 424 /* Nothing to be done here for FT5336 */
bcostm 6:e1d9da7fe856 425 }
bcostm 6:e1d9da7fe856 426
bcostm 6:e1d9da7fe856 427 /**** NEW FEATURES enabled when Multi-touch support is enabled ****/
bcostm 6:e1d9da7fe856 428
bcostm 6:e1d9da7fe856 429 #if (TS_MULTI_TOUCH_SUPPORTED == 1)
bcostm 6:e1d9da7fe856 430
bcostm 6:e1d9da7fe856 431 /**
bcostm 6:e1d9da7fe856 432 * @brief Get the last touch gesture identification (zoom, move up/down...).
bcostm 6:e1d9da7fe856 433 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT5336).
bcostm 6:e1d9da7fe856 434 * @param pGestureId : Pointer to get last touch gesture Identification.
bcostm 6:e1d9da7fe856 435 * @retval None.
bcostm 6:e1d9da7fe856 436 */
bcostm 6:e1d9da7fe856 437 void ft5336_TS_GetGestureID(uint16_t DeviceAddr, uint32_t * pGestureId)
bcostm 6:e1d9da7fe856 438 {
bcostm 6:e1d9da7fe856 439 volatile uint8_t ucReadData = 0;
bcostm 6:e1d9da7fe856 440
bcostm 6:e1d9da7fe856 441 ucReadData = TS_IO_Read(DeviceAddr, FT5336_GEST_ID_REG);
bcostm 6:e1d9da7fe856 442
bcostm 6:e1d9da7fe856 443 * pGestureId = ucReadData;
bcostm 6:e1d9da7fe856 444 }
bcostm 6:e1d9da7fe856 445
bcostm 6:e1d9da7fe856 446 /**
bcostm 6:e1d9da7fe856 447 * @brief Get the touch detailed informations on touch number 'touchIdx' (0..1)
bcostm 6:e1d9da7fe856 448 * This touch detailed information contains :
bcostm 6:e1d9da7fe856 449 * - weight that was applied to this touch
bcostm 6:e1d9da7fe856 450 * - sub-area of the touch in the touch panel
bcostm 6:e1d9da7fe856 451 * - event of linked to the touch (press down, lift up, ...)
bcostm 6:e1d9da7fe856 452 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT5336).
bcostm 6:e1d9da7fe856 453 * @param touchIdx : Passed index of the touch (0..1) on which we want to get the
bcostm 6:e1d9da7fe856 454 * detailed information.
bcostm 6:e1d9da7fe856 455 * @param pWeight : Pointer to to get the weight information of 'touchIdx'.
bcostm 6:e1d9da7fe856 456 * @param pArea : Pointer to to get the sub-area information of 'touchIdx'.
bcostm 6:e1d9da7fe856 457 * @param pEvent : Pointer to to get the event information of 'touchIdx'.
bcostm 6:e1d9da7fe856 458
bcostm 6:e1d9da7fe856 459 * @retval None.
bcostm 6:e1d9da7fe856 460 */
bcostm 6:e1d9da7fe856 461 void ft5336_TS_GetTouchInfo(uint16_t DeviceAddr,
bcostm 6:e1d9da7fe856 462 uint32_t touchIdx,
bcostm 6:e1d9da7fe856 463 uint32_t * pWeight,
bcostm 6:e1d9da7fe856 464 uint32_t * pArea,
bcostm 6:e1d9da7fe856 465 uint32_t * pEvent)
bcostm 6:e1d9da7fe856 466 {
bcostm 6:e1d9da7fe856 467 volatile uint8_t ucReadData = 0;
bcostm 6:e1d9da7fe856 468 uint8_t regAddressXHigh = 0;
bcostm 6:e1d9da7fe856 469 uint8_t regAddressPWeight = 0;
bcostm 6:e1d9da7fe856 470 uint8_t regAddressPMisc = 0;
bcostm 6:e1d9da7fe856 471
bcostm 6:e1d9da7fe856 472 if(touchIdx < ft5336_handle.currActiveTouchNb)
bcostm 6:e1d9da7fe856 473 {
bcostm 6:e1d9da7fe856 474 switch(touchIdx)
bcostm 6:e1d9da7fe856 475 {
bcostm 6:e1d9da7fe856 476 case 0 :
bcostm 6:e1d9da7fe856 477 regAddressXHigh = FT5336_P1_XH_REG;
bcostm 6:e1d9da7fe856 478 regAddressPWeight = FT5336_P1_WEIGHT_REG;
bcostm 6:e1d9da7fe856 479 regAddressPMisc = FT5336_P1_MISC_REG;
bcostm 6:e1d9da7fe856 480 break;
bcostm 6:e1d9da7fe856 481
bcostm 6:e1d9da7fe856 482 case 1 :
bcostm 6:e1d9da7fe856 483 regAddressXHigh = FT5336_P2_XH_REG;
bcostm 6:e1d9da7fe856 484 regAddressPWeight = FT5336_P2_WEIGHT_REG;
bcostm 6:e1d9da7fe856 485 regAddressPMisc = FT5336_P2_MISC_REG;
bcostm 6:e1d9da7fe856 486 break;
bcostm 6:e1d9da7fe856 487
bcostm 6:e1d9da7fe856 488 case 2 :
bcostm 6:e1d9da7fe856 489 regAddressXHigh = FT5336_P3_XH_REG;
bcostm 6:e1d9da7fe856 490 regAddressPWeight = FT5336_P3_WEIGHT_REG;
bcostm 6:e1d9da7fe856 491 regAddressPMisc = FT5336_P3_MISC_REG;
bcostm 6:e1d9da7fe856 492 break;
bcostm 6:e1d9da7fe856 493
bcostm 6:e1d9da7fe856 494 case 3 :
bcostm 6:e1d9da7fe856 495 regAddressXHigh = FT5336_P4_XH_REG;
bcostm 6:e1d9da7fe856 496 regAddressPWeight = FT5336_P4_WEIGHT_REG;
bcostm 6:e1d9da7fe856 497 regAddressPMisc = FT5336_P4_MISC_REG;
bcostm 6:e1d9da7fe856 498 break;
bcostm 6:e1d9da7fe856 499
bcostm 6:e1d9da7fe856 500 case 4 :
bcostm 6:e1d9da7fe856 501 regAddressXHigh = FT5336_P5_XH_REG;
bcostm 6:e1d9da7fe856 502 regAddressPWeight = FT5336_P5_WEIGHT_REG;
bcostm 6:e1d9da7fe856 503 regAddressPMisc = FT5336_P5_MISC_REG;
bcostm 6:e1d9da7fe856 504 break;
bcostm 6:e1d9da7fe856 505
bcostm 6:e1d9da7fe856 506 case 5 :
bcostm 6:e1d9da7fe856 507 regAddressXHigh = FT5336_P6_XH_REG;
bcostm 6:e1d9da7fe856 508 regAddressPWeight = FT5336_P6_WEIGHT_REG;
bcostm 6:e1d9da7fe856 509 regAddressPMisc = FT5336_P6_MISC_REG;
bcostm 6:e1d9da7fe856 510 break;
bcostm 6:e1d9da7fe856 511
bcostm 6:e1d9da7fe856 512 case 6 :
bcostm 6:e1d9da7fe856 513 regAddressXHigh = FT5336_P7_XH_REG;
bcostm 6:e1d9da7fe856 514 regAddressPWeight = FT5336_P7_WEIGHT_REG;
bcostm 6:e1d9da7fe856 515 regAddressPMisc = FT5336_P7_MISC_REG;
bcostm 6:e1d9da7fe856 516 break;
bcostm 6:e1d9da7fe856 517
bcostm 6:e1d9da7fe856 518 case 7 :
bcostm 6:e1d9da7fe856 519 regAddressXHigh = FT5336_P8_XH_REG;
bcostm 6:e1d9da7fe856 520 regAddressPWeight = FT5336_P8_WEIGHT_REG;
bcostm 6:e1d9da7fe856 521 regAddressPMisc = FT5336_P8_MISC_REG;
bcostm 6:e1d9da7fe856 522 break;
bcostm 6:e1d9da7fe856 523
bcostm 6:e1d9da7fe856 524 case 8 :
bcostm 6:e1d9da7fe856 525 regAddressXHigh = FT5336_P9_XH_REG;
bcostm 6:e1d9da7fe856 526 regAddressPWeight = FT5336_P9_WEIGHT_REG;
bcostm 6:e1d9da7fe856 527 regAddressPMisc = FT5336_P9_MISC_REG;
bcostm 6:e1d9da7fe856 528 break;
bcostm 6:e1d9da7fe856 529
bcostm 6:e1d9da7fe856 530 case 9 :
bcostm 6:e1d9da7fe856 531 regAddressXHigh = FT5336_P10_XH_REG;
bcostm 6:e1d9da7fe856 532 regAddressPWeight = FT5336_P10_WEIGHT_REG;
bcostm 6:e1d9da7fe856 533 regAddressPMisc = FT5336_P10_MISC_REG;
bcostm 6:e1d9da7fe856 534 break;
bcostm 6:e1d9da7fe856 535
bcostm 6:e1d9da7fe856 536 default :
bcostm 6:e1d9da7fe856 537 break;
bcostm 6:e1d9da7fe856 538
bcostm 6:e1d9da7fe856 539 } /* end switch(touchIdx) */
bcostm 6:e1d9da7fe856 540
bcostm 6:e1d9da7fe856 541 /* Read Event Id of touch index */
bcostm 6:e1d9da7fe856 542 ucReadData = TS_IO_Read(DeviceAddr, regAddressXHigh);
bcostm 6:e1d9da7fe856 543 * pEvent = (ucReadData & FT5336_TOUCH_EVT_FLAG_MASK) >> FT5336_TOUCH_EVT_FLAG_SHIFT;
bcostm 6:e1d9da7fe856 544
bcostm 6:e1d9da7fe856 545 /* Read weight of touch index */
bcostm 6:e1d9da7fe856 546 ucReadData = TS_IO_Read(DeviceAddr, regAddressPWeight);
bcostm 6:e1d9da7fe856 547 * pWeight = (ucReadData & FT5336_TOUCH_WEIGHT_MASK) >> FT5336_TOUCH_WEIGHT_SHIFT;
bcostm 6:e1d9da7fe856 548
bcostm 6:e1d9da7fe856 549 /* Read area of touch index */
bcostm 6:e1d9da7fe856 550 ucReadData = TS_IO_Read(DeviceAddr, regAddressPMisc);
bcostm 6:e1d9da7fe856 551 * pArea = (ucReadData & FT5336_TOUCH_AREA_MASK) >> FT5336_TOUCH_AREA_SHIFT;
bcostm 6:e1d9da7fe856 552
bcostm 6:e1d9da7fe856 553 } /* of if(touchIdx < ft5336_handle.currActiveTouchNb) */
bcostm 6:e1d9da7fe856 554 }
bcostm 6:e1d9da7fe856 555
bcostm 6:e1d9da7fe856 556 #endif /* TS_MULTI_TOUCH_SUPPORTED == 1 */
bcostm 6:e1d9da7fe856 557
bcostm 6:e1d9da7fe856 558 /** @defgroup ft5336_Static_Function_Body
bcostm 6:e1d9da7fe856 559 * @{
bcostm 6:e1d9da7fe856 560 */
bcostm 6:e1d9da7fe856 561
bcostm 6:e1d9da7fe856 562 /* Static functions bodies-----------------------------------------------*/
bcostm 6:e1d9da7fe856 563
bcostm 6:e1d9da7fe856 564
bcostm 6:e1d9da7fe856 565 /**
bcostm 6:e1d9da7fe856 566 * @brief Return the status of I2C was initialized or not.
bcostm 6:e1d9da7fe856 567 * @param None.
bcostm 6:e1d9da7fe856 568 * @retval : I2C initialization status.
bcostm 6:e1d9da7fe856 569 */
bcostm 6:e1d9da7fe856 570 static uint8_t ft5336_Get_I2C_InitializedStatus(void)
bcostm 6:e1d9da7fe856 571 {
bcostm 6:e1d9da7fe856 572 return(ft5336_handle.i2cInitialized);
bcostm 6:e1d9da7fe856 573 }
bcostm 6:e1d9da7fe856 574
bcostm 6:e1d9da7fe856 575 /**
bcostm 6:e1d9da7fe856 576 * @brief I2C initialize if needed.
bcostm 6:e1d9da7fe856 577 * @param None.
bcostm 6:e1d9da7fe856 578 * @retval : None.
bcostm 6:e1d9da7fe856 579 */
bcostm 6:e1d9da7fe856 580 static void ft5336_I2C_InitializeIfRequired(void)
bcostm 6:e1d9da7fe856 581 {
bcostm 6:e1d9da7fe856 582 if(ft5336_Get_I2C_InitializedStatus() == FT5336_I2C_NOT_INITIALIZED)
bcostm 6:e1d9da7fe856 583 {
bcostm 6:e1d9da7fe856 584 /* Initialize TS IO BUS layer (I2C) */
bcostm 6:e1d9da7fe856 585 TS_IO_Init();
bcostm 6:e1d9da7fe856 586
bcostm 6:e1d9da7fe856 587 /* Set state to initialized */
bcostm 6:e1d9da7fe856 588 ft5336_handle.i2cInitialized = FT5336_I2C_INITIALIZED;
bcostm 6:e1d9da7fe856 589 }
bcostm 6:e1d9da7fe856 590 }
bcostm 6:e1d9da7fe856 591
bcostm 6:e1d9da7fe856 592 /**
bcostm 6:e1d9da7fe856 593 * @brief Basic static configuration of TouchScreen
bcostm 6:e1d9da7fe856 594 * @param DeviceAddr: FT5336 Device address for communication on I2C Bus.
bcostm 6:e1d9da7fe856 595 * @retval Status FT5336_STATUS_OK or FT5336_STATUS_NOT_OK.
bcostm 6:e1d9da7fe856 596 */
bcostm 6:e1d9da7fe856 597 static uint32_t ft5336_TS_Configure(uint16_t DeviceAddr)
bcostm 6:e1d9da7fe856 598 {
bcostm 6:e1d9da7fe856 599 uint32_t status = FT5336_STATUS_OK;
bcostm 6:e1d9da7fe856 600
bcostm 6:e1d9da7fe856 601 /* Nothing special to be done for FT5336 */
bcostm 6:e1d9da7fe856 602
bcostm 6:e1d9da7fe856 603 return(status);
bcostm 6:e1d9da7fe856 604 }
bcostm 6:e1d9da7fe856 605
bcostm 6:e1d9da7fe856 606 /**
bcostm 6:e1d9da7fe856 607 * @}
bcostm 6:e1d9da7fe856 608 */
bcostm 6:e1d9da7fe856 609
bcostm 6:e1d9da7fe856 610 /**
bcostm 6:e1d9da7fe856 611 * @}
bcostm 6:e1d9da7fe856 612 */
bcostm 6:e1d9da7fe856 613
bcostm 6:e1d9da7fe856 614 /**
bcostm 6:e1d9da7fe856 615 * @}
bcostm 6:e1d9da7fe856 616 */
bcostm 6:e1d9da7fe856 617
bcostm 6:e1d9da7fe856 618 /**
bcostm 6:e1d9da7fe856 619 * @}
bcostm 6:e1d9da7fe856 620 */
bcostm 6:e1d9da7fe856 621
bcostm 6:e1d9da7fe856 622 /**
bcostm 6:e1d9da7fe856 623 * @}
bcostm 6:e1d9da7fe856 624 */
bcostm 6:e1d9da7fe856 625 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/