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Components/ft6x06/ft6x06.h@1:9e4eb47092ed, 2016-05-30 (annotated)

Committer:
bcostm
Date:
Mon May 30 11:09:05 2016 +0000
Revision:
1:9e4eb47092ed
Parent:
0:0002c86c2220 
Fix issue with LCD in Portrait mode

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bcostm 0:0002c86c2220 1 /**
bcostm 0:0002c86c2220 2 ******************************************************************************
bcostm 0:0002c86c2220 3 * @file ft6x06.h
bcostm 0:0002c86c2220 4 * @author MCD Application Team
bcostm 0:0002c86c2220 5 * @version V1.0.0
bcostm 0:0002c86c2220 6 * @date 03-August-2015
bcostm 0:0002c86c2220 7 * @brief This file contains all the functions prototypes for the
bcostm 0:0002c86c2220 8 * ft6x06.c IO expander driver.
bcostm 0:0002c86c2220 9 ******************************************************************************
bcostm 0:0002c86c2220 10 * @attention
bcostm 0:0002c86c2220 11 *
bcostm 0:0002c86c2220 12 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
bcostm 0:0002c86c2220 13 *
bcostm 0:0002c86c2220 14 * Redistribution and use in source and binary forms, with or without modification,
bcostm 0:0002c86c2220 15 * are permitted provided that the following conditions are met:
bcostm 0:0002c86c2220 16 * 1. Redistributions of source code must retain the above copyright notice,
bcostm 0:0002c86c2220 17 * this list of conditions and the following disclaimer.
bcostm 0:0002c86c2220 18 * 2. Redistributions in binary form must reproduce the above copyright notice,
bcostm 0:0002c86c2220 19 * this list of conditions and the following disclaimer in the documentation
bcostm 0:0002c86c2220 20 * and/or other materials provided with the distribution.
bcostm 0:0002c86c2220 21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
bcostm 0:0002c86c2220 22 * may be used to endorse or promote products derived from this software
bcostm 0:0002c86c2220 23 * without specific prior written permission.
bcostm 0:0002c86c2220 24 *
bcostm 0:0002c86c2220 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bcostm 0:0002c86c2220 26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bcostm 0:0002c86c2220 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
bcostm 0:0002c86c2220 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
bcostm 0:0002c86c2220 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
bcostm 0:0002c86c2220 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
bcostm 0:0002c86c2220 31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
bcostm 0:0002c86c2220 32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
bcostm 0:0002c86c2220 33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
bcostm 0:0002c86c2220 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bcostm 0:0002c86c2220 35 *
bcostm 0:0002c86c2220 36 ******************************************************************************
bcostm 0:0002c86c2220 37 */
bcostm 0:0002c86c2220 38
bcostm 0:0002c86c2220 39 /* Define to prevent recursive inclusion -------------------------------------*/
bcostm 0:0002c86c2220 40 #ifndef __FT6X06_H
bcostm 0:0002c86c2220 41 #define __FT6X06_H
bcostm 0:0002c86c2220 42
bcostm 0:0002c86c2220 43 #ifdef __cplusplus
bcostm 0:0002c86c2220 44 extern "C" {
bcostm 0:0002c86c2220 45 #endif
bcostm 0:0002c86c2220 46
bcostm 0:0002c86c2220 47 /* Set Multi-touch as non supported */
bcostm 0:0002c86c2220 48 #ifndef TS_MULTI_TOUCH_SUPPORTED
bcostm 0:0002c86c2220 49 #define TS_MULTI_TOUCH_SUPPORTED 0
bcostm 0:0002c86c2220 50 #endif
bcostm 0:0002c86c2220 51
bcostm 0:0002c86c2220 52 /* Set Auto-calibration as non supported */
bcostm 0:0002c86c2220 53 #ifndef TS_AUTO_CALIBRATION_SUPPORTED
bcostm 0:0002c86c2220 54 #define TS_AUTO_CALIBRATION_SUPPORTED 0
bcostm 0:0002c86c2220 55 #endif
bcostm 0:0002c86c2220 56
bcostm 0:0002c86c2220 57 /* Includes ------------------------------------------------------------------*/
bcostm 0:0002c86c2220 58 #include "../Common/ts.h"
bcostm 0:0002c86c2220 59
bcostm 0:0002c86c2220 60 /* Macros --------------------------------------------------------------------*/
bcostm 0:0002c86c2220 61
bcostm 0:0002c86c2220 62 /** @typedef ft6x06_handle_TypeDef
bcostm 0:0002c86c2220 63 * ft6x06 Handle definition.
bcostm 0:0002c86c2220 64 */
bcostm 0:0002c86c2220 65 typedef struct
bcostm 0:0002c86c2220 66 {
bcostm 0:0002c86c2220 67 uint8_t i2cInitialized;
bcostm 0:0002c86c2220 68
bcostm 0:0002c86c2220 69 /* field holding the current number of simultaneous active touches */
bcostm 0:0002c86c2220 70 uint8_t currActiveTouchNb;
bcostm 0:0002c86c2220 71
bcostm 0:0002c86c2220 72 /* field holding the touch index currently managed */
bcostm 0:0002c86c2220 73 uint8_t currActiveTouchIdx;
bcostm 0:0002c86c2220 74
bcostm 0:0002c86c2220 75 } ft6x06_handle_TypeDef;
bcostm 0:0002c86c2220 76
bcostm 0:0002c86c2220 77 /** @addtogroup BSP
bcostm 0:0002c86c2220 78 * @{
bcostm 0:0002c86c2220 79 */
bcostm 0:0002c86c2220 80
bcostm 0:0002c86c2220 81 /** @addtogroup Component
bcostm 0:0002c86c2220 82 * @{
bcostm 0:0002c86c2220 83 */
bcostm 0:0002c86c2220 84
bcostm 0:0002c86c2220 85 /** @defgroup FT6X06
bcostm 0:0002c86c2220 86 * @{
bcostm 0:0002c86c2220 87 */
bcostm 0:0002c86c2220 88
bcostm 0:0002c86c2220 89 /* Exported types ------------------------------------------------------------*/
bcostm 0:0002c86c2220 90
bcostm 0:0002c86c2220 91 /** @defgroup FT6X06_Exported_Types
bcostm 0:0002c86c2220 92 * @{
bcostm 0:0002c86c2220 93 */
bcostm 0:0002c86c2220 94
bcostm 0:0002c86c2220 95 /* Exported constants --------------------------------------------------------*/
bcostm 0:0002c86c2220 96
bcostm 0:0002c86c2220 97 /** @defgroup FT6X06_Exported_Constants
bcostm 0:0002c86c2220 98 * @{
bcostm 0:0002c86c2220 99 */
bcostm 0:0002c86c2220 100
bcostm 0:0002c86c2220 101 /* Maximum border values of the touchscreen pad */
bcostm 0:0002c86c2220 102 #define FT_6206_MAX_WIDTH ((uint16_t)800) /* Touchscreen pad max width */
bcostm 0:0002c86c2220 103 #define FT_6206_MAX_HEIGHT ((uint16_t)480) /* Touchscreen pad max height */
bcostm 0:0002c86c2220 104
bcostm 0:0002c86c2220 105 /* Possible values of driver functions return status */
bcostm 0:0002c86c2220 106 #define FT6206_STATUS_OK 0
bcostm 0:0002c86c2220 107 #define FT6206_STATUS_NOT_OK 1
bcostm 0:0002c86c2220 108
bcostm 0:0002c86c2220 109 /* Possible values of global variable 'TS_I2C_Initialized' */
bcostm 0:0002c86c2220 110 #define FT6206_I2C_NOT_INITIALIZED 0
bcostm 0:0002c86c2220 111 #define FT6206_I2C_INITIALIZED 1
bcostm 0:0002c86c2220 112
bcostm 0:0002c86c2220 113 /* Max detectable simultaneous touches */
bcostm 0:0002c86c2220 114 #define FT6206_MAX_DETECTABLE_TOUCH 2
bcostm 0:0002c86c2220 115
bcostm 0:0002c86c2220 116 /**
bcostm 0:0002c86c2220 117 * @brief : Definitions for FT6206 I2C register addresses on 8 bit
bcostm 0:0002c86c2220 118 **/
bcostm 0:0002c86c2220 119
bcostm 0:0002c86c2220 120 /* Current mode register of the FT6206 (R/W) */
bcostm 0:0002c86c2220 121 #define FT6206_DEV_MODE_REG 0x00
bcostm 0:0002c86c2220 122
bcostm 0:0002c86c2220 123 /* Possible values of FT6206_DEV_MODE_REG */
bcostm 0:0002c86c2220 124 #define FT6206_DEV_MODE_WORKING 0x00
bcostm 0:0002c86c2220 125 #define FT6206_DEV_MODE_FACTORY 0x04
bcostm 0:0002c86c2220 126
bcostm 0:0002c86c2220 127 #define FT6206_DEV_MODE_MASK 0x7
bcostm 0:0002c86c2220 128 #define FT6206_DEV_MODE_SHIFT 4
bcostm 0:0002c86c2220 129
bcostm 0:0002c86c2220 130 /* Gesture ID register */
bcostm 0:0002c86c2220 131 #define FT6206_GEST_ID_REG 0x01
bcostm 0:0002c86c2220 132
bcostm 0:0002c86c2220 133 /* Possible values of FT6206_GEST_ID_REG */
bcostm 0:0002c86c2220 134 #define FT6206_GEST_ID_NO_GESTURE 0x00
bcostm 0:0002c86c2220 135 #define FT6206_GEST_ID_MOVE_UP 0x10
bcostm 0:0002c86c2220 136 #define FT6206_GEST_ID_MOVE_RIGHT 0x14
bcostm 0:0002c86c2220 137 #define FT6206_GEST_ID_MOVE_DOWN 0x18
bcostm 0:0002c86c2220 138 #define FT6206_GEST_ID_MOVE_LEFT 0x1C
bcostm 0:0002c86c2220 139 #define FT6206_GEST_ID_ZOOM_IN 0x48
bcostm 0:0002c86c2220 140 #define FT6206_GEST_ID_ZOOM_OUT 0x49
bcostm 0:0002c86c2220 141
bcostm 0:0002c86c2220 142 /* Touch Data Status register : gives number of active touch points (0..2) */
bcostm 0:0002c86c2220 143 #define FT6206_TD_STAT_REG 0x02
bcostm 0:0002c86c2220 144
bcostm 0:0002c86c2220 145 /* Values related to FT6206_TD_STAT_REG */
bcostm 0:0002c86c2220 146 #define FT6206_TD_STAT_MASK 0x0F
bcostm 0:0002c86c2220 147 #define FT6206_TD_STAT_SHIFT 0x00
bcostm 0:0002c86c2220 148
bcostm 0:0002c86c2220 149 /* Values Pn_XH and Pn_YH related */
bcostm 0:0002c86c2220 150 #define FT6206_TOUCH_EVT_FLAG_PRESS_DOWN 0x00
bcostm 0:0002c86c2220 151 #define FT6206_TOUCH_EVT_FLAG_LIFT_UP 0x01
bcostm 0:0002c86c2220 152 #define FT6206_TOUCH_EVT_FLAG_CONTACT 0x02
bcostm 0:0002c86c2220 153 #define FT6206_TOUCH_EVT_FLAG_NO_EVENT 0x03
bcostm 0:0002c86c2220 154
bcostm 0:0002c86c2220 155 #define FT6206_TOUCH_EVT_FLAG_SHIFT 6
bcostm 0:0002c86c2220 156 #define FT6206_TOUCH_EVT_FLAG_MASK (3 << FT6206_TOUCH_EVT_FLAG_SHIFT)
bcostm 0:0002c86c2220 157
bcostm 0:0002c86c2220 158 #define FT6206_MSB_MASK 0x0F
bcostm 0:0002c86c2220 159 #define FT6206_MSB_SHIFT 0
bcostm 0:0002c86c2220 160
bcostm 0:0002c86c2220 161 /* Values Pn_XL and Pn_YL related */
bcostm 0:0002c86c2220 162 #define FT6206_LSB_MASK 0xFF
bcostm 0:0002c86c2220 163 #define FT6206_LSB_SHIFT 0
bcostm 0:0002c86c2220 164
bcostm 0:0002c86c2220 165 #define FT6206_P1_XH_REG 0x03
bcostm 0:0002c86c2220 166 #define FT6206_P1_XL_REG 0x04
bcostm 0:0002c86c2220 167 #define FT6206_P1_YH_REG 0x05
bcostm 0:0002c86c2220 168 #define FT6206_P1_YL_REG 0x06
bcostm 0:0002c86c2220 169
bcostm 0:0002c86c2220 170 /* Touch Pressure register value (R) */
bcostm 0:0002c86c2220 171 #define FT6206_P1_WEIGHT_REG 0x07
bcostm 0:0002c86c2220 172
bcostm 0:0002c86c2220 173 /* Values Pn_WEIGHT related */
bcostm 0:0002c86c2220 174 #define FT6206_TOUCH_WEIGHT_MASK 0xFF
bcostm 0:0002c86c2220 175 #define FT6206_TOUCH_WEIGHT_SHIFT 0
bcostm 0:0002c86c2220 176
bcostm 0:0002c86c2220 177 /* Touch area register */
bcostm 0:0002c86c2220 178 #define FT6206_P1_MISC_REG 0x08
bcostm 0:0002c86c2220 179
bcostm 0:0002c86c2220 180 /* Values related to FT6206_Pn_MISC_REG */
bcostm 0:0002c86c2220 181 #define FT6206_TOUCH_AREA_MASK (0x04 << 4)
bcostm 0:0002c86c2220 182 #define FT6206_TOUCH_AREA_SHIFT 0x04
bcostm 0:0002c86c2220 183
bcostm 0:0002c86c2220 184 #define FT6206_P2_XH_REG 0x09
bcostm 0:0002c86c2220 185 #define FT6206_P2_XL_REG 0x0A
bcostm 0:0002c86c2220 186 #define FT6206_P2_YH_REG 0x0B
bcostm 0:0002c86c2220 187 #define FT6206_P2_YL_REG 0x0C
bcostm 0:0002c86c2220 188 #define FT6206_P2_WEIGHT_REG 0x0D
bcostm 0:0002c86c2220 189 #define FT6206_P2_MISC_REG 0x0E
bcostm 0:0002c86c2220 190
bcostm 0:0002c86c2220 191 /* Threshold for touch detection */
bcostm 0:0002c86c2220 192 #define FT6206_TH_GROUP_REG 0x80
bcostm 0:0002c86c2220 193
bcostm 0:0002c86c2220 194 /* Values FT6206_TH_GROUP_REG : threshold related */
bcostm 0:0002c86c2220 195 #define FT6206_THRESHOLD_MASK 0xFF
bcostm 0:0002c86c2220 196 #define FT6206_THRESHOLD_SHIFT 0
bcostm 0:0002c86c2220 197
bcostm 0:0002c86c2220 198 /* Filter function coefficients */
bcostm 0:0002c86c2220 199 #define FT6206_TH_DIFF_REG 0x85
bcostm 0:0002c86c2220 200
bcostm 0:0002c86c2220 201 /* Control register */
bcostm 0:0002c86c2220 202 #define FT6206_CTRL_REG 0x86
bcostm 0:0002c86c2220 203
bcostm 0:0002c86c2220 204 /* Values related to FT6206_CTRL_REG */
bcostm 0:0002c86c2220 205
bcostm 0:0002c86c2220 206 /* Will keep the Active mode when there is no touching */
bcostm 0:0002c86c2220 207 #define FT6206_CTRL_KEEP_ACTIVE_MODE 0x00
bcostm 0:0002c86c2220 208
bcostm 0:0002c86c2220 209 /* Switching from Active mode to Monitor mode automatically when there is no touching */
bcostm 0:0002c86c2220 210 #define FT6206_CTRL_KEEP_AUTO_SWITCH_MONITOR_MODE 0x01
bcostm 0:0002c86c2220 211
bcostm 0:0002c86c2220 212 /* The time period of switching from Active mode to Monitor mode when there is no touching */
bcostm 0:0002c86c2220 213 #define FT6206_TIMEENTERMONITOR_REG 0x87
bcostm 0:0002c86c2220 214
bcostm 0:0002c86c2220 215 /* Report rate in Active mode */
bcostm 0:0002c86c2220 216 #define FT6206_PERIODACTIVE_REG 0x88
bcostm 0:0002c86c2220 217
bcostm 0:0002c86c2220 218 /* Report rate in Monitor mode */
bcostm 0:0002c86c2220 219 #define FT6206_PERIODMONITOR_REG 0x89
bcostm 0:0002c86c2220 220
bcostm 0:0002c86c2220 221 /* The value of the minimum allowed angle while Rotating gesture mode */
bcostm 0:0002c86c2220 222 #define FT6206_RADIAN_VALUE_REG 0x91
bcostm 0:0002c86c2220 223
bcostm 0:0002c86c2220 224 /* Maximum offset while Moving Left and Moving Right gesture */
bcostm 0:0002c86c2220 225 #define FT6206_OFFSET_LEFT_RIGHT_REG 0x92
bcostm 0:0002c86c2220 226
bcostm 0:0002c86c2220 227 /* Maximum offset while Moving Up and Moving Down gesture */
bcostm 0:0002c86c2220 228 #define FT6206_OFFSET_UP_DOWN_REG 0x93
bcostm 0:0002c86c2220 229
bcostm 0:0002c86c2220 230 /* Minimum distance while Moving Left and Moving Right gesture */
bcostm 0:0002c86c2220 231 #define FT6206_DISTANCE_LEFT_RIGHT_REG 0x94
bcostm 0:0002c86c2220 232
bcostm 0:0002c86c2220 233 /* Minimum distance while Moving Up and Moving Down gesture */
bcostm 0:0002c86c2220 234 #define FT6206_DISTANCE_UP_DOWN_REG 0x95
bcostm 0:0002c86c2220 235
bcostm 0:0002c86c2220 236 /* Maximum distance while Zoom In and Zoom Out gesture */
bcostm 0:0002c86c2220 237 #define FT6206_DISTANCE_ZOOM_REG 0x96
bcostm 0:0002c86c2220 238
bcostm 0:0002c86c2220 239 /* High 8-bit of LIB Version info */
bcostm 0:0002c86c2220 240 #define FT6206_LIB_VER_H_REG 0xA1
bcostm 0:0002c86c2220 241
bcostm 0:0002c86c2220 242 /* Low 8-bit of LIB Version info */
bcostm 0:0002c86c2220 243 #define FT6206_LIB_VER_L_REG 0xA2
bcostm 0:0002c86c2220 244
bcostm 0:0002c86c2220 245 /* Chip Selecting */
bcostm 0:0002c86c2220 246 #define FT6206_CIPHER_REG 0xA3
bcostm 0:0002c86c2220 247
bcostm 0:0002c86c2220 248 /* Interrupt mode register (used when in interrupt mode) */
bcostm 0:0002c86c2220 249 #define FT6206_GMODE_REG 0xA4
bcostm 0:0002c86c2220 250
bcostm 0:0002c86c2220 251 #define FT6206_G_MODE_INTERRUPT_MASK 0x03
bcostm 0:0002c86c2220 252 #define FT6206_G_MODE_INTERRUPT_SHIFT 0x00
bcostm 0:0002c86c2220 253
bcostm 0:0002c86c2220 254 /* Possible values of FT6206_GMODE_REG */
bcostm 0:0002c86c2220 255 #define FT6206_G_MODE_INTERRUPT_POLLING 0x00
bcostm 0:0002c86c2220 256 #define FT6206_G_MODE_INTERRUPT_TRIGGER 0x01
bcostm 0:0002c86c2220 257
bcostm 0:0002c86c2220 258 /* Current power mode the FT6206 system is in (R) */
bcostm 0:0002c86c2220 259 #define FT6206_PWR_MODE_REG 0xA5
bcostm 0:0002c86c2220 260
bcostm 0:0002c86c2220 261 /* FT6206 firmware version */
bcostm 0:0002c86c2220 262 #define FT6206_FIRMID_REG 0xA6
bcostm 0:0002c86c2220 263
bcostm 0:0002c86c2220 264 /* FT6206 Chip identification register */
bcostm 0:0002c86c2220 265 #define FT6206_CHIP_ID_REG 0xA8
bcostm 0:0002c86c2220 266
bcostm 0:0002c86c2220 267 /* Possible values of FT6206_CHIP_ID_REG */
bcostm 0:0002c86c2220 268 #define FT6206_ID_VALUE 0x11
bcostm 0:0002c86c2220 269
bcostm 0:0002c86c2220 270 /* Release code version */
bcostm 0:0002c86c2220 271 #define FT6206_RELEASE_CODE_ID_REG 0xAF
bcostm 0:0002c86c2220 272
bcostm 0:0002c86c2220 273 /* Current operating mode the FT6206 system is in (R) */
bcostm 0:0002c86c2220 274 #define FT6206_STATE_REG 0xBC
bcostm 0:0002c86c2220 275
bcostm 0:0002c86c2220 276 /**
bcostm 0:0002c86c2220 277 * @}
bcostm 0:0002c86c2220 278 */
bcostm 0:0002c86c2220 279
bcostm 0:0002c86c2220 280 /* Exported macro ------------------------------------------------------------*/
bcostm 0:0002c86c2220 281
bcostm 0:0002c86c2220 282 /** @defgroup ft6x06_Exported_Macros
bcostm 0:0002c86c2220 283 * @{
bcostm 0:0002c86c2220 284 */
bcostm 0:0002c86c2220 285
bcostm 0:0002c86c2220 286 /* Exported functions --------------------------------------------------------*/
bcostm 0:0002c86c2220 287
bcostm 0:0002c86c2220 288 /** @defgroup ft6x06_Exported_Functions
bcostm 0:0002c86c2220 289 * @{
bcostm 0:0002c86c2220 290 */
bcostm 0:0002c86c2220 291
bcostm 0:0002c86c2220 292 /**
bcostm 0:0002c86c2220 293 * @brief ft6x06 Control functions
bcostm 0:0002c86c2220 294 */
bcostm 0:0002c86c2220 295
bcostm 0:0002c86c2220 296
bcostm 0:0002c86c2220 297 /**
bcostm 0:0002c86c2220 298 * @brief Initialize the ft6x06 communication bus
bcostm 0:0002c86c2220 299 * from MCU to FT6206 : ie I2C channel initialization (if required).
bcostm 0:0002c86c2220 300 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT6206).
bcostm 0:0002c86c2220 301 * @retval None
bcostm 0:0002c86c2220 302 */
bcostm 0:0002c86c2220 303 void ft6x06_Init(uint16_t DeviceAddr);
bcostm 0:0002c86c2220 304
bcostm 0:0002c86c2220 305 /**
bcostm 0:0002c86c2220 306 * @brief Software Reset the ft6x06.
bcostm 0:0002c86c2220 307 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT6206).
bcostm 0:0002c86c2220 308 * @retval None
bcostm 0:0002c86c2220 309 */
bcostm 0:0002c86c2220 310 void ft6x06_Reset(uint16_t DeviceAddr);
bcostm 0:0002c86c2220 311
bcostm 0:0002c86c2220 312 /**
bcostm 0:0002c86c2220 313 * @brief Read the ft6x06 device ID, pre intitalize I2C in case of need to be
bcostm 0:0002c86c2220 314 * able to read the FT6206 device ID, and verify this is a FT6206.
bcostm 0:0002c86c2220 315 * @param DeviceAddr: I2C FT6x06 Slave address.
bcostm 0:0002c86c2220 316 * @retval The Device ID (two bytes).
bcostm 0:0002c86c2220 317 */
bcostm 0:0002c86c2220 318 uint16_t ft6x06_ReadID(uint16_t DeviceAddr);
bcostm 0:0002c86c2220 319
bcostm 0:0002c86c2220 320 /**
bcostm 0:0002c86c2220 321 * @brief Configures the touch Screen IC device to start detecting touches
bcostm 0:0002c86c2220 322 * @param DeviceAddr: Device address on communication Bus (I2C slave address).
bcostm 0:0002c86c2220 323 * @retval None.
bcostm 0:0002c86c2220 324 */
bcostm 0:0002c86c2220 325 void ft6x06_TS_Start(uint16_t DeviceAddr);
bcostm 0:0002c86c2220 326
bcostm 0:0002c86c2220 327 /**
bcostm 0:0002c86c2220 328 * @brief Return if there is touches detected or not.
bcostm 0:0002c86c2220 329 * Try to detect new touches and forget the old ones (reset internal global
bcostm 0:0002c86c2220 330 * variables).
bcostm 0:0002c86c2220 331 * @param DeviceAddr: Device address on communication Bus.
bcostm 0:0002c86c2220 332 * @retval : Number of active touches detected (can be 0, 1 or 2).
bcostm 0:0002c86c2220 333 */
bcostm 0:0002c86c2220 334 uint8_t ft6x06_TS_DetectTouch(uint16_t DeviceAddr);
bcostm 0:0002c86c2220 335
bcostm 0:0002c86c2220 336 /**
bcostm 0:0002c86c2220 337 * @brief Get the touch screen X and Y positions values
bcostm 0:0002c86c2220 338 * Manage multi touch thanks to touch Index global
bcostm 0:0002c86c2220 339 * variable 'ft6x06_handle.currActiveTouchIdx'.
bcostm 0:0002c86c2220 340 * @param DeviceAddr: Device address on communication Bus.
bcostm 0:0002c86c2220 341 * @param X: Pointer to X position value
bcostm 0:0002c86c2220 342 * @param Y: Pointer to Y position value
bcostm 0:0002c86c2220 343 * @retval None.
bcostm 0:0002c86c2220 344 */
bcostm 0:0002c86c2220 345 void ft6x06_TS_GetXY(uint16_t DeviceAddr, uint16_t *X, uint16_t *Y);
bcostm 0:0002c86c2220 346
bcostm 0:0002c86c2220 347 /**
bcostm 0:0002c86c2220 348 * @brief Configure the FT6206 device to generate IT on given INT pin
bcostm 0:0002c86c2220 349 * connected to MCU as EXTI.
bcostm 0:0002c86c2220 350 * @param DeviceAddr: Device address on communication Bus (Slave I2C address of FT6206).
bcostm 0:0002c86c2220 351 * @retval None
bcostm 0:0002c86c2220 352 */
bcostm 0:0002c86c2220 353 void ft6x06_TS_EnableIT(uint16_t DeviceAddr);
bcostm 0:0002c86c2220 354
bcostm 0:0002c86c2220 355 /**
bcostm 0:0002c86c2220 356 * @brief Configure the FT6206 device to stop generating IT on the given INT pin
bcostm 0:0002c86c2220 357 * connected to MCU as EXTI.
bcostm 0:0002c86c2220 358 * @param DeviceAddr: Device address on communication Bus (Slave I2C address of FT6206).
bcostm 0:0002c86c2220 359 * @retval None
bcostm 0:0002c86c2220 360 */
bcostm 0:0002c86c2220 361 void ft6x06_TS_DisableIT(uint16_t DeviceAddr);
bcostm 0:0002c86c2220 362
bcostm 0:0002c86c2220 363 /**
bcostm 0:0002c86c2220 364 * @brief Get IT status from FT6206 interrupt status registers
bcostm 0:0002c86c2220 365 * Should be called Following an EXTI coming to the MCU to know the detailed
bcostm 0:0002c86c2220 366 * reason of the interrupt.
bcostm 0:0002c86c2220 367 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT6206).
bcostm 0:0002c86c2220 368 * @retval TS interrupts status
bcostm 0:0002c86c2220 369 */
bcostm 0:0002c86c2220 370 uint8_t ft6x06_TS_ITStatus (uint16_t DeviceAddr);
bcostm 0:0002c86c2220 371
bcostm 0:0002c86c2220 372 /**
bcostm 0:0002c86c2220 373 * @brief Clear IT status in FT6206 interrupt status clear registers
bcostm 0:0002c86c2220 374 * Should be called Following an EXTI coming to the MCU.
bcostm 0:0002c86c2220 375 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT6206).
bcostm 0:0002c86c2220 376 * @retval TS interrupts status
bcostm 0:0002c86c2220 377 */
bcostm 0:0002c86c2220 378 void ft6x06_TS_ClearIT (uint16_t DeviceAddr);
bcostm 0:0002c86c2220 379
bcostm 0:0002c86c2220 380 /**** NEW FEATURES enabled when Multi-touch support is enabled ****/
bcostm 0:0002c86c2220 381
bcostm 0:0002c86c2220 382 #if (TS_MULTI_TOUCH_SUPPORTED == 1)
bcostm 0:0002c86c2220 383
bcostm 0:0002c86c2220 384 /**
bcostm 0:0002c86c2220 385 * @brief Get the last touch gesture identification (zoom, move up/down...).
bcostm 0:0002c86c2220 386 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT6x06).
bcostm 0:0002c86c2220 387 * @param pGestureId : Pointer to get last touch gesture Identification.
bcostm 0:0002c86c2220 388 * @retval None.
bcostm 0:0002c86c2220 389 */
bcostm 0:0002c86c2220 390 void ft6x06_TS_GetGestureID(uint16_t DeviceAddr, uint32_t * pGestureId);
bcostm 0:0002c86c2220 391
bcostm 0:0002c86c2220 392 /**
bcostm 0:0002c86c2220 393 * @brief Get the touch detailed informations on touch number 'touchIdx' (0..1)
bcostm 0:0002c86c2220 394 * This touch detailed information contains :
bcostm 0:0002c86c2220 395 * - weight that was applied to this touch
bcostm 0:0002c86c2220 396 * - sub-area of the touch in the touch panel
bcostm 0:0002c86c2220 397 * - event of linked to the touch (press down, lift up, ...)
bcostm 0:0002c86c2220 398 * @param DeviceAddr: Device address on communication Bus (I2C slave address of FT6x06).
bcostm 0:0002c86c2220 399 * @param touchIdx : Passed index of the touch (0..1) on which we want to get the
bcostm 0:0002c86c2220 400 * detailed information.
bcostm 0:0002c86c2220 401 * @param pWeight : Pointer to to get the weight information of 'touchIdx'.
bcostm 0:0002c86c2220 402 * @param pArea : Pointer to to get the sub-area information of 'touchIdx'.
bcostm 0:0002c86c2220 403 * @param pEvent : Pointer to to get the event information of 'touchIdx'.
bcostm 0:0002c86c2220 404
bcostm 0:0002c86c2220 405 * @retval None.
bcostm 0:0002c86c2220 406 */
bcostm 0:0002c86c2220 407 void ft6x06_TS_GetTouchInfo(uint16_t DeviceAddr,
bcostm 0:0002c86c2220 408 uint32_t touchIdx,
bcostm 0:0002c86c2220 409 uint32_t * pWeight,
bcostm 0:0002c86c2220 410 uint32_t * pArea,
bcostm 0:0002c86c2220 411 uint32_t * pEvent);
bcostm 0:0002c86c2220 412
bcostm 0:0002c86c2220 413 #endif /* TS_MULTI_TOUCH_SUPPORTED == 1 */
bcostm 0:0002c86c2220 414
bcostm 0:0002c86c2220 415 /* Imported TS IO functions --------------------------------------------------------*/
bcostm 0:0002c86c2220 416
bcostm 0:0002c86c2220 417 /** @defgroup ft6x06_Imported_Functions
bcostm 0:0002c86c2220 418 * @{
bcostm 0:0002c86c2220 419 */
bcostm 0:0002c86c2220 420
bcostm 0:0002c86c2220 421 /* TouchScreen (TS) external IO functions */
bcostm 0:0002c86c2220 422 extern void TS_IO_Init(void);
bcostm 0:0002c86c2220 423 extern void TS_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value);
bcostm 0:0002c86c2220 424 extern uint8_t TS_IO_Read(uint8_t Addr, uint8_t Reg);
bcostm 0:0002c86c2220 425 extern uint16_t TS_IO_ReadMultiple(uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length);
bcostm 0:0002c86c2220 426 extern void TS_IO_Delay(uint32_t Delay);
bcostm 0:0002c86c2220 427
bcostm 0:0002c86c2220 428 /**
bcostm 0:0002c86c2220 429 * @}
bcostm 0:0002c86c2220 430 */
bcostm 0:0002c86c2220 431
bcostm 0:0002c86c2220 432 /* Imported global variables --------------------------------------------------------*/
bcostm 0:0002c86c2220 433
bcostm 0:0002c86c2220 434 /** @defgroup ft6x06_Imported_Globals
bcostm 0:0002c86c2220 435 * @{
bcostm 0:0002c86c2220 436 */
bcostm 0:0002c86c2220 437
bcostm 0:0002c86c2220 438
bcostm 0:0002c86c2220 439 /* Touch screen driver structure */
bcostm 0:0002c86c2220 440 extern TS_DrvTypeDef ft6x06_ts_drv;
bcostm 0:0002c86c2220 441
bcostm 0:0002c86c2220 442 /**
bcostm 0:0002c86c2220 443 * @}
bcostm 0:0002c86c2220 444 */
bcostm 0:0002c86c2220 445
bcostm 0:0002c86c2220 446 #ifdef __cplusplus
bcostm 0:0002c86c2220 447 }
bcostm 0:0002c86c2220 448 #endif
bcostm 0:0002c86c2220 449 #endif /* __FT6X06_H */
bcostm 0:0002c86c2220 450
bcostm 0:0002c86c2220 451
bcostm 0:0002c86c2220 452 /**
bcostm 0:0002c86c2220 453 * @}
bcostm 0:0002c86c2220 454 */
bcostm 0:0002c86c2220 455
bcostm 0:0002c86c2220 456 /**
bcostm 0:0002c86c2220 457 * @}
bcostm 0:0002c86c2220 458 */
bcostm 0:0002c86c2220 459
bcostm 0:0002c86c2220 460 /**
bcostm 0:0002c86c2220 461 * @}
bcostm 0:0002c86c2220 462 */
bcostm 0:0002c86c2220 463
bcostm 0:0002c86c2220 464 /**
bcostm 0:0002c86c2220 465 * @}
bcostm 0:0002c86c2220 466 */
bcostm 0:0002c86c2220 467 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/