Mustapha hamdi / X_NUCLEO_IKS01A1

nop

Dependencies:   ST_INTERFACES X_NUCLEO_COMMON

Fork of X_NUCLEO_IKS01A1 by ST

Components/lps25h/lps25h_class.cpp@6:8d2abd695c52, 2015-04-15 (annotated)

Committer:
Wolfgang Betz
Date:
Wed Apr 15 13:45:30 2015 +0200
Revision:
6:8d2abd695c52
Child:
24:92cc9c6e4b2b
Added component LPS25H

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Wolfgang Betz 6:8d2abd695c52 1 /**
Wolfgang Betz 6:8d2abd695c52 2 ******************************************************************************
Wolfgang Betz 6:8d2abd695c52 3 * @file lps25h_class.cpp
Wolfgang Betz 6:8d2abd695c52 4 * @author AST / EST
Wolfgang Betz 6:8d2abd695c52 5 * @version V0.0.1
Wolfgang Betz 6:8d2abd695c52 6 * @date 14-April-2015
Wolfgang Betz 6:8d2abd695c52 7 * @brief Implementation file for the LPS25H driver class
Wolfgang Betz 6:8d2abd695c52 8 ******************************************************************************
Wolfgang Betz 6:8d2abd695c52 9 * @attention
Wolfgang Betz 6:8d2abd695c52 10 *
Wolfgang Betz 6:8d2abd695c52 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
Wolfgang Betz 6:8d2abd695c52 12 *
Wolfgang Betz 6:8d2abd695c52 13 * Redistribution and use in source and binary forms, with or without modification,
Wolfgang Betz 6:8d2abd695c52 14 * are permitted provided that the following conditions are met:
Wolfgang Betz 6:8d2abd695c52 15 * 1. Redistributions of source code must retain the above copyright notice,
Wolfgang Betz 6:8d2abd695c52 16 * this list of conditions and the following disclaimer.
Wolfgang Betz 6:8d2abd695c52 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
Wolfgang Betz 6:8d2abd695c52 18 * this list of conditions and the following disclaimer in the documentation
Wolfgang Betz 6:8d2abd695c52 19 * and/or other materials provided with the distribution.
Wolfgang Betz 6:8d2abd695c52 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
Wolfgang Betz 6:8d2abd695c52 21 * may be used to endorse or promote products derived from this software
Wolfgang Betz 6:8d2abd695c52 22 * without specific prior written permission.
Wolfgang Betz 6:8d2abd695c52 23 *
Wolfgang Betz 6:8d2abd695c52 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Wolfgang Betz 6:8d2abd695c52 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Wolfgang Betz 6:8d2abd695c52 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Wolfgang Betz 6:8d2abd695c52 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Wolfgang Betz 6:8d2abd695c52 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Wolfgang Betz 6:8d2abd695c52 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Wolfgang Betz 6:8d2abd695c52 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Wolfgang Betz 6:8d2abd695c52 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Wolfgang Betz 6:8d2abd695c52 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Wolfgang Betz 6:8d2abd695c52 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Wolfgang Betz 6:8d2abd695c52 34 *
Wolfgang Betz 6:8d2abd695c52 35 ******************************************************************************
Wolfgang Betz 6:8d2abd695c52 36 */
Wolfgang Betz 6:8d2abd695c52 37
Wolfgang Betz 6:8d2abd695c52 38 /* Includes ------------------------------------------------------------------*/
Wolfgang Betz 6:8d2abd695c52 39 #include "mbed.h"
Wolfgang Betz 6:8d2abd695c52 40 #include "lps25h_class.h"
Wolfgang Betz 6:8d2abd695c52 41 #include "lps25h.h"
Wolfgang Betz 6:8d2abd695c52 42 #include "../../x_nucleo_iks01a1_targets.h"
Wolfgang Betz 6:8d2abd695c52 43
Wolfgang Betz 6:8d2abd695c52 44 /* Methods -------------------------------------------------------------------*/
Wolfgang Betz 6:8d2abd695c52 45 /* betzw - based on:
Wolfgang Betz 6:8d2abd695c52 46 X-CUBE-MEMS1/trunk/Drivers/BSP/Components/lps25h/lps25h.c: revision #184,
Wolfgang Betz 6:8d2abd695c52 47 X-CUBE-MEMS1/trunk: revision #293
Wolfgang Betz 6:8d2abd695c52 48 */
Wolfgang Betz 6:8d2abd695c52 49 /**
Wolfgang Betz 6:8d2abd695c52 50 * @brief Set LPS25H Initialization
Wolfgang Betz 6:8d2abd695c52 51 * @param LPS25H_Init the configuration setting for the LPS25H
Wolfgang Betz 6:8d2abd695c52 52 * @retval PRESSURE_OK in case of success, an error code otherwise
Wolfgang Betz 6:8d2abd695c52 53 */
Wolfgang Betz 6:8d2abd695c52 54 PRESSURE_StatusTypeDef LPS25H::LPS25H_Init(PRESSURE_InitTypeDef *LPS25H_Init)
Wolfgang Betz 6:8d2abd695c52 55 {
Wolfgang Betz 6:8d2abd695c52 56 uint8_t tmp1 = 0x00;
Wolfgang Betz 6:8d2abd695c52 57
Wolfgang Betz 6:8d2abd695c52 58 /* Configure the low level interface ---------------------------------------*/
Wolfgang Betz 6:8d2abd695c52 59 if(LPS25H_IO_Init() != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 60 {
Wolfgang Betz 6:8d2abd695c52 61 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 62 }
Wolfgang Betz 6:8d2abd695c52 63
Wolfgang Betz 6:8d2abd695c52 64 if(LPS25H_PowerOn() != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 65 {
Wolfgang Betz 6:8d2abd695c52 66 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 67 }
Wolfgang Betz 6:8d2abd695c52 68
Wolfgang Betz 6:8d2abd695c52 69 if(LPS25H_IO_Read(&tmp1, LPS25H_CTRL_REG1_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 70 {
Wolfgang Betz 6:8d2abd695c52 71 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 72 }
Wolfgang Betz 6:8d2abd695c52 73
Wolfgang Betz 6:8d2abd695c52 74 /* Output Data Rate selection */
Wolfgang Betz 6:8d2abd695c52 75 tmp1 &= ~(LPS25H_ODR_MASK);
Wolfgang Betz 6:8d2abd695c52 76 tmp1 |= LPS25H_Init->OutputDataRate;
Wolfgang Betz 6:8d2abd695c52 77
Wolfgang Betz 6:8d2abd695c52 78 /* Interrupt circuit selection */
Wolfgang Betz 6:8d2abd695c52 79 tmp1 &= ~(LPS25H_DIFF_EN_MASK);
Wolfgang Betz 6:8d2abd695c52 80 tmp1 |= LPS25H_Init->DiffEnable;
Wolfgang Betz 6:8d2abd695c52 81
Wolfgang Betz 6:8d2abd695c52 82 /* Block Data Update selection */
Wolfgang Betz 6:8d2abd695c52 83 tmp1 &= ~(LPS25H_BDU_MASK);
Wolfgang Betz 6:8d2abd695c52 84 tmp1 |= LPS25H_Init->BlockDataUpdate;
Wolfgang Betz 6:8d2abd695c52 85
Wolfgang Betz 6:8d2abd695c52 86 /* Serial Interface Mode selection */
Wolfgang Betz 6:8d2abd695c52 87 tmp1 &= ~(LPS25H_SPI_SIM_MASK);
Wolfgang Betz 6:8d2abd695c52 88 tmp1 |= LPS25H_Init->SPIMode;
Wolfgang Betz 6:8d2abd695c52 89
Wolfgang Betz 6:8d2abd695c52 90 if(LPS25H_IO_Write(&tmp1, LPS25H_CTRL_REG1_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 91 {
Wolfgang Betz 6:8d2abd695c52 92 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 93 }
Wolfgang Betz 6:8d2abd695c52 94
Wolfgang Betz 6:8d2abd695c52 95 if(LPS25H_IO_Read(&tmp1, LPS25H_RES_CONF_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 96 {
Wolfgang Betz 6:8d2abd695c52 97 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 98 }
Wolfgang Betz 6:8d2abd695c52 99
Wolfgang Betz 6:8d2abd695c52 100 /* Serial Interface Mode selection */
Wolfgang Betz 6:8d2abd695c52 101 tmp1 &= ~(LPS25H_P_RES_MASK);
Wolfgang Betz 6:8d2abd695c52 102 tmp1 |= LPS25H_Init->PressureResolution;
Wolfgang Betz 6:8d2abd695c52 103
Wolfgang Betz 6:8d2abd695c52 104 /* Serial Interface Mode selection */
Wolfgang Betz 6:8d2abd695c52 105 tmp1 &= ~(LPS25H_T_RES_MASK);
Wolfgang Betz 6:8d2abd695c52 106 tmp1 |= LPS25H_Init->TemperatureResolution;
Wolfgang Betz 6:8d2abd695c52 107
Wolfgang Betz 6:8d2abd695c52 108 if(LPS25H_IO_Write(&tmp1, LPS25H_RES_CONF_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 109 {
Wolfgang Betz 6:8d2abd695c52 110 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 111 }
Wolfgang Betz 6:8d2abd695c52 112
Wolfgang Betz 6:8d2abd695c52 113 LPS25H_IO_ITConfig();
Wolfgang Betz 6:8d2abd695c52 114
Wolfgang Betz 6:8d2abd695c52 115 return PRESSURE_OK;
Wolfgang Betz 6:8d2abd695c52 116 }
Wolfgang Betz 6:8d2abd695c52 117
Wolfgang Betz 6:8d2abd695c52 118 /**
Wolfgang Betz 6:8d2abd695c52 119 * @brief Read ID address of LPS25H
Wolfgang Betz 6:8d2abd695c52 120 * @param ht_id the pointer where the ID of the device is stored
Wolfgang Betz 6:8d2abd695c52 121 * @retval PRESSURE_OK in case of success, an error code otherwise
Wolfgang Betz 6:8d2abd695c52 122 */
Wolfgang Betz 6:8d2abd695c52 123 PRESSURE_StatusTypeDef LPS25H::LPS25H_ReadID(uint8_t *p_id)
Wolfgang Betz 6:8d2abd695c52 124 {
Wolfgang Betz 6:8d2abd695c52 125 if(!p_id)
Wolfgang Betz 6:8d2abd695c52 126 {
Wolfgang Betz 6:8d2abd695c52 127 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 128 }
Wolfgang Betz 6:8d2abd695c52 129
Wolfgang Betz 6:8d2abd695c52 130 return LPS25H_IO_Read(p_id, LPS25H_WHO_AM_I_ADDR, 1);
Wolfgang Betz 6:8d2abd695c52 131 }
Wolfgang Betz 6:8d2abd695c52 132
Wolfgang Betz 6:8d2abd695c52 133 /**
Wolfgang Betz 6:8d2abd695c52 134 * @brief Reboot memory content of LPS25H
Wolfgang Betz 6:8d2abd695c52 135 * @param None
Wolfgang Betz 6:8d2abd695c52 136 * @retval PRESSURE_OK in case of success, an error code otherwise
Wolfgang Betz 6:8d2abd695c52 137 */
Wolfgang Betz 6:8d2abd695c52 138 PRESSURE_StatusTypeDef LPS25H::LPS25H_RebootCmd(void)
Wolfgang Betz 6:8d2abd695c52 139 {
Wolfgang Betz 6:8d2abd695c52 140 uint8_t tmpreg;
Wolfgang Betz 6:8d2abd695c52 141
Wolfgang Betz 6:8d2abd695c52 142 /* Read CTRL_REG5 register */
Wolfgang Betz 6:8d2abd695c52 143 if(LPS25H_IO_Read(&tmpreg, LPS25H_CTRL_REG2_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 144 {
Wolfgang Betz 6:8d2abd695c52 145 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 146 }
Wolfgang Betz 6:8d2abd695c52 147
Wolfgang Betz 6:8d2abd695c52 148 /* Enable or Disable the reboot memory */
Wolfgang Betz 6:8d2abd695c52 149 tmpreg |= LPS25H_RESET_MEMORY;
Wolfgang Betz 6:8d2abd695c52 150
Wolfgang Betz 6:8d2abd695c52 151 /* Write value to MEMS CTRL_REG5 regsister */
Wolfgang Betz 6:8d2abd695c52 152 if(LPS25H_IO_Write(&tmpreg, LPS25H_CTRL_REG2_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 153 {
Wolfgang Betz 6:8d2abd695c52 154 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 155 }
Wolfgang Betz 6:8d2abd695c52 156
Wolfgang Betz 6:8d2abd695c52 157 return PRESSURE_OK;
Wolfgang Betz 6:8d2abd695c52 158 }
Wolfgang Betz 6:8d2abd695c52 159
Wolfgang Betz 6:8d2abd695c52 160
Wolfgang Betz 6:8d2abd695c52 161 /**
Wolfgang Betz 6:8d2abd695c52 162 * @brief Read LPS25H output register, and calculate the raw pressure
Wolfgang Betz 6:8d2abd695c52 163 * @param raw_press the pressure raw value
Wolfgang Betz 6:8d2abd695c52 164 * @retval PRESSURE_OK in case of success, an error code otherwise
Wolfgang Betz 6:8d2abd695c52 165 */
Wolfgang Betz 6:8d2abd695c52 166 PRESSURE_StatusTypeDef LPS25H::LPS25H_I2C_ReadRawPressure(uint32_t *raw_press)
Wolfgang Betz 6:8d2abd695c52 167 {
Wolfgang Betz 6:8d2abd695c52 168 uint8_t buffer[3], i;
Wolfgang Betz 6:8d2abd695c52 169 uint32_t tempVal=0;
Wolfgang Betz 6:8d2abd695c52 170
Wolfgang Betz 6:8d2abd695c52 171 /* Read the register content */
Wolfgang Betz 6:8d2abd695c52 172
Wolfgang Betz 6:8d2abd695c52 173 if(LPS25H_IO_Read(buffer, (LPS25H_PRESS_POUT_XL_ADDR | LPS25H_I2C_MULTIPLEBYTE_CMD), 3) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 174 {
Wolfgang Betz 6:8d2abd695c52 175 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 176 }
Wolfgang Betz 6:8d2abd695c52 177
Wolfgang Betz 6:8d2abd695c52 178 /* Build the raw data */
Wolfgang Betz 6:8d2abd695c52 179 for (i = 0 ; i < 3 ; i++)
Wolfgang Betz 6:8d2abd695c52 180 tempVal |= (((uint32_t) buffer[i]) << (8 * i));
Wolfgang Betz 6:8d2abd695c52 181
Wolfgang Betz 6:8d2abd695c52 182 /* convert the 2's complement 24 bit to 2's complement 32 bit */
Wolfgang Betz 6:8d2abd695c52 183 if (tempVal & 0x00800000)
Wolfgang Betz 6:8d2abd695c52 184 tempVal |= 0xFF000000;
Wolfgang Betz 6:8d2abd695c52 185
Wolfgang Betz 6:8d2abd695c52 186 /* return the built value */
Wolfgang Betz 6:8d2abd695c52 187 *raw_press = ((uint32_t) tempVal);
Wolfgang Betz 6:8d2abd695c52 188
Wolfgang Betz 6:8d2abd695c52 189 return PRESSURE_OK;
Wolfgang Betz 6:8d2abd695c52 190 }
Wolfgang Betz 6:8d2abd695c52 191
Wolfgang Betz 6:8d2abd695c52 192 /**
Wolfgang Betz 6:8d2abd695c52 193 * @brief Read LPS25H output register, and calculate the pressure in mbar
Wolfgang Betz 6:8d2abd695c52 194 * @param pfData the pressure value in mbar
Wolfgang Betz 6:8d2abd695c52 195 * @retval PRESSURE_OK in case of success, an error code otherwise
Wolfgang Betz 6:8d2abd695c52 196 */
Wolfgang Betz 6:8d2abd695c52 197 PRESSURE_StatusTypeDef LPS25H::LPS25H_GetPressure(float* pfData)
Wolfgang Betz 6:8d2abd695c52 198 {
Wolfgang Betz 6:8d2abd695c52 199 uint32_t raw_press = 0;
Wolfgang Betz 6:8d2abd695c52 200
Wolfgang Betz 6:8d2abd695c52 201 if(LPS25H_I2C_ReadRawPressure(&raw_press) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 202 {
Wolfgang Betz 6:8d2abd695c52 203 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 204 }
Wolfgang Betz 6:8d2abd695c52 205
Wolfgang Betz 6:8d2abd695c52 206 *pfData = (float)raw_press /4096.0f;
Wolfgang Betz 6:8d2abd695c52 207
Wolfgang Betz 6:8d2abd695c52 208 return PRESSURE_OK;
Wolfgang Betz 6:8d2abd695c52 209 }
Wolfgang Betz 6:8d2abd695c52 210
Wolfgang Betz 6:8d2abd695c52 211 /**
Wolfgang Betz 6:8d2abd695c52 212 * @brief Read LPS25H output register, and calculate the raw temperature
Wolfgang Betz 6:8d2abd695c52 213 * @param raw_data the temperature raw value
Wolfgang Betz 6:8d2abd695c52 214 * @retval PRESSURE_OK in case of success, an error code otherwise
Wolfgang Betz 6:8d2abd695c52 215 */
Wolfgang Betz 6:8d2abd695c52 216 PRESSURE_StatusTypeDef LPS25H::LPS25H_I2C_ReadRawTemperature(int16_t *raw_data)
Wolfgang Betz 6:8d2abd695c52 217 {
Wolfgang Betz 6:8d2abd695c52 218 uint8_t buffer[2];
Wolfgang Betz 6:8d2abd695c52 219 uint16_t tempVal=0;
Wolfgang Betz 6:8d2abd695c52 220
Wolfgang Betz 6:8d2abd695c52 221 /* Read the register content */
Wolfgang Betz 6:8d2abd695c52 222 if(LPS25H_IO_Read(buffer, (LPS25H_TEMP_OUT_L_ADDR | LPS25H_I2C_MULTIPLEBYTE_CMD), 2) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 223 {
Wolfgang Betz 6:8d2abd695c52 224 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 225 }
Wolfgang Betz 6:8d2abd695c52 226
Wolfgang Betz 6:8d2abd695c52 227 /* Build the raw value */
Wolfgang Betz 6:8d2abd695c52 228 tempVal = (((uint16_t)buffer[1]) << 8)+(uint16_t)buffer[0];
Wolfgang Betz 6:8d2abd695c52 229
Wolfgang Betz 6:8d2abd695c52 230 /* Return it */
Wolfgang Betz 6:8d2abd695c52 231 *raw_data = ((int16_t)tempVal);
Wolfgang Betz 6:8d2abd695c52 232
Wolfgang Betz 6:8d2abd695c52 233 return PRESSURE_OK;
Wolfgang Betz 6:8d2abd695c52 234 }
Wolfgang Betz 6:8d2abd695c52 235
Wolfgang Betz 6:8d2abd695c52 236 /**
Wolfgang Betz 6:8d2abd695c52 237 * @brief Read LPS25H output register, and calculate the temperature
Wolfgang Betz 6:8d2abd695c52 238 * @param pfData the temperature value
Wolfgang Betz 6:8d2abd695c52 239 * @retval PRESSURE_OK in case of success, an error code otherwise
Wolfgang Betz 6:8d2abd695c52 240 */
Wolfgang Betz 6:8d2abd695c52 241 PRESSURE_StatusTypeDef LPS25H::LPS25H_GetTemperature(float *pfData)
Wolfgang Betz 6:8d2abd695c52 242 {
Wolfgang Betz 6:8d2abd695c52 243 int16_t raw_data;
Wolfgang Betz 6:8d2abd695c52 244
Wolfgang Betz 6:8d2abd695c52 245 if(LPS25H_I2C_ReadRawTemperature(&raw_data) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 246 {
Wolfgang Betz 6:8d2abd695c52 247 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 248 }
Wolfgang Betz 6:8d2abd695c52 249
Wolfgang Betz 6:8d2abd695c52 250 *pfData = (float)((((float)raw_data/480.0f) + 42.5f));
Wolfgang Betz 6:8d2abd695c52 251
Wolfgang Betz 6:8d2abd695c52 252 return PRESSURE_OK;
Wolfgang Betz 6:8d2abd695c52 253 }
Wolfgang Betz 6:8d2abd695c52 254 /**
Wolfgang Betz 6:8d2abd695c52 255 * @brief Exit the shutdown mode for LPS25H
Wolfgang Betz 6:8d2abd695c52 256 * @param None
Wolfgang Betz 6:8d2abd695c52 257 * @retval PRESSURE_OK in case of success, an error code otherwise
Wolfgang Betz 6:8d2abd695c52 258 */
Wolfgang Betz 6:8d2abd695c52 259 PRESSURE_StatusTypeDef LPS25H::LPS25H_PowerOn(void)
Wolfgang Betz 6:8d2abd695c52 260 {
Wolfgang Betz 6:8d2abd695c52 261 uint8_t tmpreg;
Wolfgang Betz 6:8d2abd695c52 262
Wolfgang Betz 6:8d2abd695c52 263 /* Read the register content */
Wolfgang Betz 6:8d2abd695c52 264 if(LPS25H_IO_Read(&tmpreg, LPS25H_CTRL_REG1_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 265 {
Wolfgang Betz 6:8d2abd695c52 266 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 267 }
Wolfgang Betz 6:8d2abd695c52 268
Wolfgang Betz 6:8d2abd695c52 269 /* Set the power down bit */
Wolfgang Betz 6:8d2abd695c52 270 tmpreg |= LPS25H_MODE_ACTIVE;
Wolfgang Betz 6:8d2abd695c52 271
Wolfgang Betz 6:8d2abd695c52 272 /* Write register */
Wolfgang Betz 6:8d2abd695c52 273 if(LPS25H_IO_Write(&tmpreg, LPS25H_CTRL_REG1_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 274 {
Wolfgang Betz 6:8d2abd695c52 275 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 276 }
Wolfgang Betz 6:8d2abd695c52 277
Wolfgang Betz 6:8d2abd695c52 278 return PRESSURE_OK;
Wolfgang Betz 6:8d2abd695c52 279 }
Wolfgang Betz 6:8d2abd695c52 280
Wolfgang Betz 6:8d2abd695c52 281
Wolfgang Betz 6:8d2abd695c52 282 /**
Wolfgang Betz 6:8d2abd695c52 283 * @brief Enter the shutdown mode for LPS25H
Wolfgang Betz 6:8d2abd695c52 284 * @param None
Wolfgang Betz 6:8d2abd695c52 285 * @retval PRESSURE_OK in case of success, an error code otherwise
Wolfgang Betz 6:8d2abd695c52 286 */
Wolfgang Betz 6:8d2abd695c52 287 PRESSURE_StatusTypeDef LPS25H::LPS25H_PowerOff(void)
Wolfgang Betz 6:8d2abd695c52 288 {
Wolfgang Betz 6:8d2abd695c52 289 uint8_t tmpreg;
Wolfgang Betz 6:8d2abd695c52 290
Wolfgang Betz 6:8d2abd695c52 291 /* Read the register content */
Wolfgang Betz 6:8d2abd695c52 292 if(LPS25H_IO_Read(&tmpreg, LPS25H_CTRL_REG1_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 293 {
Wolfgang Betz 6:8d2abd695c52 294 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 295 }
Wolfgang Betz 6:8d2abd695c52 296
Wolfgang Betz 6:8d2abd695c52 297 /* Reset the power down bit */
Wolfgang Betz 6:8d2abd695c52 298 tmpreg &= ~(LPS25H_MODE_ACTIVE);
Wolfgang Betz 6:8d2abd695c52 299
Wolfgang Betz 6:8d2abd695c52 300 /* Write register */
Wolfgang Betz 6:8d2abd695c52 301 if(LPS25H_IO_Write(&tmpreg, LPS25H_CTRL_REG1_ADDR, 1) != PRESSURE_OK)
Wolfgang Betz 6:8d2abd695c52 302 {
Wolfgang Betz 6:8d2abd695c52 303 return PRESSURE_ERROR;
Wolfgang Betz 6:8d2abd695c52 304 }
Wolfgang Betz 6:8d2abd695c52 305
Wolfgang Betz 6:8d2abd695c52 306 return PRESSURE_OK;
Wolfgang Betz 6:8d2abd695c52 307 }
Wolfgang Betz 6:8d2abd695c52 308
Wolfgang Betz 6:8d2abd695c52 309 /**
Wolfgang Betz 6:8d2abd695c52 310 * @brief Set the slave address according to SA0 bit
Wolfgang Betz 6:8d2abd695c52 311 * @param SA0_Bit_Status LPS25H_SA0_LOW or LPS25H_SA0_HIGH
Wolfgang Betz 6:8d2abd695c52 312 * @retval None
Wolfgang Betz 6:8d2abd695c52 313 */
Wolfgang Betz 6:8d2abd695c52 314 void LPS25H::LPS25H_SlaveAddrRemap(uint8_t SA0_Bit_Status)
Wolfgang Betz 6:8d2abd695c52 315 {
Wolfgang Betz 6:8d2abd695c52 316 LPS25H_SlaveAddress = (SA0_Bit_Status==LPS25H_SA0_LOW?LPS25H_ADDRESS_LOW:LPS25H_ADDRESS_HIGH);
Wolfgang Betz 6:8d2abd695c52 317 }