Gian Paolo Donnarumma / LPS22HH

LPS22HH single file class Library for I2C

LPS22HH

#include "LPS22HH.h"

LPS22HH     BAROMETER(I2C_SDA,I2C_SCL);

void main()
{
   BAROMETER.begin();
    BAROMETER.Enable();

   while(1)
  {
     printf("%f hPa \r\n,BAROMETER.GetPressure());
  }
}

LPS22HH.h@0:b74c7741e608, 2021-04-14 (annotated)

Committer:
gpmbed
Date:
Wed Apr 14 16:15:25 2021 +0000
Revision:
0:b74c7741e608
Single file LPS22HH class

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gpmbed 0:b74c7741e608 1 #ifndef __LPS22HH_H__
gpmbed 0:b74c7741e608 2 #define __LPS22HH_H__
gpmbed 0:b74c7741e608 3
gpmbed 0:b74c7741e608 4
gpmbed 0:b74c7741e608 5 /* Includes ------------------------------------------------------------------*/
gpmbed 0:b74c7741e608 6
gpmbed 0:b74c7741e608 7 #include "mbed.h"
gpmbed 0:b74c7741e608 8 /* Defines -------------------------------------------------------------------*/
gpmbed 0:b74c7741e608 9 /** I2C Device Address 8 bit format if SA0=0 -> B9 if SA0=1 -> BB **/
gpmbed 0:b74c7741e608 10 #define LPS22HH_I2C_ADD_H 0xBBU
gpmbed 0:b74c7741e608 11 #define LPS22HH_I2C_ADD_L 0xB9U
gpmbed 0:b74c7741e608 12
gpmbed 0:b74c7741e608 13 /** Device Identification (Who am I) **/
gpmbed 0:b74c7741e608 14 #define LPS22HH_ID 0xB3U
gpmbed 0:b74c7741e608 15
gpmbed 0:b74c7741e608 16 /**
gpmbed 0:b74c7741e608 17 * @}
gpmbed 0:b74c7741e608 18 *
gpmbed 0:b74c7741e608 19 */
gpmbed 0:b74c7741e608 20
gpmbed 0:b74c7741e608 21 /**
gpmbed 0:b74c7741e608 22 * @addtogroup LPS22HH_Sensitivity
gpmbed 0:b74c7741e608 23 * @brief These macro are maintained for back compatibility.
gpmbed 0:b74c7741e608 24 * in order to convert data into engineering units please
gpmbed 0:b74c7741e608 25 * use functions:
gpmbed 0:b74c7741e608 26 * -> _from_lsb_to_hpa(int16_t lsb)
gpmbed 0:b74c7741e608 27 * -> _from_lsb_to_celsius(int16_t lsb);
gpmbed 0:b74c7741e608 28 *
gpmbed 0:b74c7741e608 29 * REMOVING the MACRO you are compliant with:
gpmbed 0:b74c7741e608 30 * MISRA-C 2012 [Dir 4.9] -> " avoid function-like macros "
gpmbed 0:b74c7741e608 31 * @{
gpmbed 0:b74c7741e608 32 *
gpmbed 0:b74c7741e608 33 */
gpmbed 0:b74c7741e608 34
gpmbed 0:b74c7741e608 35 #define LPS22HH_FROM_LSB_TO_hPa(lsb) (float)( lsb / 4096.0f )
gpmbed 0:b74c7741e608 36 #define LPS22HH_FROM_LSB_TO_degC(lsb) (float)( lsb / 100.0f )
gpmbed 0:b74c7741e608 37
gpmbed 0:b74c7741e608 38 #define LPS22HH_WHO_AM_I 0x0FU
gpmbed 0:b74c7741e608 39
gpmbed 0:b74c7741e608 40 #define PROPERTY_DISABLE (0U)
gpmbed 0:b74c7741e608 41 #define PROPERTY_ENABLE (1U)
gpmbed 0:b74c7741e608 42
gpmbed 0:b74c7741e608 43
gpmbed 0:b74c7741e608 44 /* Typedefs ------------------------------------------------------------------*/
gpmbed 0:b74c7741e608 45
gpmbed 0:b74c7741e608 46 typedef enum
gpmbed 0:b74c7741e608 47 {
gpmbed 0:b74c7741e608 48 LPS22HH_OK = 0,
gpmbed 0:b74c7741e608 49 LPS22HH_ERROR =-1
gpmbed 0:b74c7741e608 50 } LPS22HHStatusTypeDef;
gpmbed 0:b74c7741e608 51
gpmbed 0:b74c7741e608 52 typedef enum {
gpmbed 0:b74c7741e608 53 LPS22HH_POWER_DOWN = 0x00,
gpmbed 0:b74c7741e608 54 LPS22HH_ONE_SHOOT = 0x08,
gpmbed 0:b74c7741e608 55 LPS22HH_1_Hz = 0x01,
gpmbed 0:b74c7741e608 56 LPS22HH_10_Hz = 0x02,
gpmbed 0:b74c7741e608 57 LPS22HH_25_Hz = 0x03,
gpmbed 0:b74c7741e608 58 LPS22HH_50_Hz = 0x04,
gpmbed 0:b74c7741e608 59 LPS22HH_75_Hz = 0x05,
gpmbed 0:b74c7741e608 60 LPS22HH_1_Hz_LOW_NOISE = 0x11,
gpmbed 0:b74c7741e608 61 LPS22HH_10_Hz_LOW_NOISE = 0x12,
gpmbed 0:b74c7741e608 62 LPS22HH_25_Hz_LOW_NOISE = 0x13,
gpmbed 0:b74c7741e608 63 LPS22HH_50_Hz_LOW_NOISE = 0x14,
gpmbed 0:b74c7741e608 64 LPS22HH_75_Hz_LOW_NOISE = 0x15,
gpmbed 0:b74c7741e608 65 LPS22HH_100_Hz = 0x06,
gpmbed 0:b74c7741e608 66 LPS22HH_200_Hz = 0x07,
gpmbed 0:b74c7741e608 67 } lps22hh_odr_t;
gpmbed 0:b74c7741e608 68
gpmbed 0:b74c7741e608 69 typedef int32_t (*lps22hh_write_ptr)(void *, uint8_t, uint8_t*, uint16_t);
gpmbed 0:b74c7741e608 70 typedef int32_t (*lps22hh_read_ptr) (void *, uint8_t, uint8_t*, uint16_t);
gpmbed 0:b74c7741e608 71
gpmbed 0:b74c7741e608 72 typedef struct {
gpmbed 0:b74c7741e608 73 /** Component mandatory fields **/
gpmbed 0:b74c7741e608 74 lps22hh_write_ptr write_reg;
gpmbed 0:b74c7741e608 75 lps22hh_read_ptr read_reg;
gpmbed 0:b74c7741e608 76 /** Customizable optional pointer **/
gpmbed 0:b74c7741e608 77 void *handle;
gpmbed 0:b74c7741e608 78 } lps22hh_ctx_t;
gpmbed 0:b74c7741e608 79
gpmbed 0:b74c7741e608 80 typedef enum {
gpmbed 0:b74c7741e608 81 LPS22HH_LPF_ODR_DIV_2 = 0,
gpmbed 0:b74c7741e608 82 LPS22HH_LPF_ODR_DIV_9 = 2,
gpmbed 0:b74c7741e608 83 LPS22HH_LPF_ODR_DIV_20 = 3,
gpmbed 0:b74c7741e608 84 } lps22hh_lpfp_cfg_t;
gpmbed 0:b74c7741e608 85
gpmbed 0:b74c7741e608 86 typedef union{
gpmbed 0:b74c7741e608 87 int16_t i16bit[3];
gpmbed 0:b74c7741e608 88 uint8_t u8bit[6];
gpmbed 0:b74c7741e608 89 } axis3bit16_t;
gpmbed 0:b74c7741e608 90
gpmbed 0:b74c7741e608 91 typedef union{
gpmbed 0:b74c7741e608 92 int16_t i16bit;
gpmbed 0:b74c7741e608 93 uint8_t u8bit[2];
gpmbed 0:b74c7741e608 94 } axis1bit16_t;
gpmbed 0:b74c7741e608 95
gpmbed 0:b74c7741e608 96 typedef union{
gpmbed 0:b74c7741e608 97 int32_t i32bit[3];
gpmbed 0:b74c7741e608 98 uint8_t u8bit[12];
gpmbed 0:b74c7741e608 99 } axis3bit32_t;
gpmbed 0:b74c7741e608 100
gpmbed 0:b74c7741e608 101 typedef union{
gpmbed 0:b74c7741e608 102 int32_t i32bit;
gpmbed 0:b74c7741e608 103 uint8_t u8bit[4];
gpmbed 0:b74c7741e608 104 } axis1bit32_t;
gpmbed 0:b74c7741e608 105
gpmbed 0:b74c7741e608 106 /**
gpmbed 0:b74c7741e608 107 * @}
gpmbed 0:b74c7741e608 108 *
gpmbed 0:b74c7741e608 109 */
gpmbed 0:b74c7741e608 110
gpmbed 0:b74c7741e608 111 typedef struct{
gpmbed 0:b74c7741e608 112 uint8_t bit0 : 1;
gpmbed 0:b74c7741e608 113 uint8_t bit1 : 1;
gpmbed 0:b74c7741e608 114 uint8_t bit2 : 1;
gpmbed 0:b74c7741e608 115 uint8_t bit3 : 1;
gpmbed 0:b74c7741e608 116 uint8_t bit4 : 1;
gpmbed 0:b74c7741e608 117 uint8_t bit5 : 1;
gpmbed 0:b74c7741e608 118 uint8_t bit6 : 1;
gpmbed 0:b74c7741e608 119 uint8_t bit7 : 1;
gpmbed 0:b74c7741e608 120 } bitwise_t;
gpmbed 0:b74c7741e608 121
gpmbed 0:b74c7741e608 122 #define PROPERTY_DISABLE (0U)
gpmbed 0:b74c7741e608 123 #define PROPERTY_ENABLE (1U)
gpmbed 0:b74c7741e608 124
gpmbed 0:b74c7741e608 125
gpmbed 0:b74c7741e608 126
gpmbed 0:b74c7741e608 127 /**
gpmbed 0:b74c7741e608 128 * @}
gpmbed 0:b74c7741e608 129 *
gpmbed 0:b74c7741e608 130 */
gpmbed 0:b74c7741e608 131
gpmbed 0:b74c7741e608 132 /** @addtogroup LPS22HH_Interfaces_Functions
gpmbed 0:b74c7741e608 133 * @brief This section provide a set of functions used to read and
gpmbed 0:b74c7741e608 134 * write a generic register of the device.
gpmbed 0:b74c7741e608 135 * MANDATORY: return 0 -> no Error.
gpmbed 0:b74c7741e608 136 * @{
gpmbed 0:b74c7741e608 137 *
gpmbed 0:b74c7741e608 138 */
gpmbed 0:b74c7741e608 139
gpmbed 0:b74c7741e608 140 typedef int32_t (*lps22hh_write_ptr)(void *, uint8_t, uint8_t*, uint16_t);
gpmbed 0:b74c7741e608 141 typedef int32_t (*lps22hh_read_ptr) (void *, uint8_t, uint8_t*, uint16_t);
gpmbed 0:b74c7741e608 142
gpmbed 0:b74c7741e608 143
gpmbed 0:b74c7741e608 144 /**
gpmbed 0:b74c7741e608 145 * @}
gpmbed 0:b74c7741e608 146 *
gpmbed 0:b74c7741e608 147 */
gpmbed 0:b74c7741e608 148
gpmbed 0:b74c7741e608 149 /** @defgroup LPS22HH_Infos
gpmbed 0:b74c7741e608 150 * @{
gpmbed 0:b74c7741e608 151 *
gpmbed 0:b74c7741e608 152 */
gpmbed 0:b74c7741e608 153
gpmbed 0:b74c7741e608 154 /** I2C Device Address 8 bit format if SA0=0 -> B9 if SA0=1 -> BB **/
gpmbed 0:b74c7741e608 155 #define LPS22HH_I2C_ADD_H 0xBBU
gpmbed 0:b74c7741e608 156 #define LPS22HH_I2C_ADD_L 0xB9U
gpmbed 0:b74c7741e608 157
gpmbed 0:b74c7741e608 158 /** Device Identification (Who am I) **/
gpmbed 0:b74c7741e608 159 #define LPS22HH_ID 0xB3U
gpmbed 0:b74c7741e608 160
gpmbed 0:b74c7741e608 161 /**
gpmbed 0:b74c7741e608 162 * @}
gpmbed 0:b74c7741e608 163 *
gpmbed 0:b74c7741e608 164 */
gpmbed 0:b74c7741e608 165
gpmbed 0:b74c7741e608 166 /**
gpmbed 0:b74c7741e608 167 * @addtogroup LPS22HH_Sensitivity
gpmbed 0:b74c7741e608 168 * @brief These macro are maintained for back compatibility.
gpmbed 0:b74c7741e608 169 * in order to convert data into engineering units please
gpmbed 0:b74c7741e608 170 * use functions:
gpmbed 0:b74c7741e608 171 * -> _from_lsb_to_hpa(int16_t lsb)
gpmbed 0:b74c7741e608 172 * -> _from_lsb_to_celsius(int16_t lsb);
gpmbed 0:b74c7741e608 173 *
gpmbed 0:b74c7741e608 174 * REMOVING the MACRO you are compliant with:
gpmbed 0:b74c7741e608 175 * MISRA-C 2012 [Dir 4.9] -> " avoid function-like macros "
gpmbed 0:b74c7741e608 176 * @{
gpmbed 0:b74c7741e608 177 *
gpmbed 0:b74c7741e608 178 */
gpmbed 0:b74c7741e608 179
gpmbed 0:b74c7741e608 180 #define LPS22HH_FROM_LSB_TO_hPa(lsb) (float)( lsb / 4096.0f )
gpmbed 0:b74c7741e608 181 #define LPS22HH_FROM_LSB_TO_degC(lsb) (float)( lsb / 100.0f )
gpmbed 0:b74c7741e608 182
gpmbed 0:b74c7741e608 183 /**
gpmbed 0:b74c7741e608 184 * @}
gpmbed 0:b74c7741e608 185 *
gpmbed 0:b74c7741e608 186 */
gpmbed 0:b74c7741e608 187
gpmbed 0:b74c7741e608 188 #define LPS22HH_INTERRUPT_CFG 0x0BU
gpmbed 0:b74c7741e608 189 typedef struct {
gpmbed 0:b74c7741e608 190 uint8_t pe : 2; /* ple + phe */
gpmbed 0:b74c7741e608 191 uint8_t lir : 1;
gpmbed 0:b74c7741e608 192 uint8_t diff_en : 1;
gpmbed 0:b74c7741e608 193 uint8_t reset_az : 1;
gpmbed 0:b74c7741e608 194 uint8_t autozero : 1;
gpmbed 0:b74c7741e608 195 uint8_t reset_arp : 1;
gpmbed 0:b74c7741e608 196 uint8_t autorefp : 1;
gpmbed 0:b74c7741e608 197 } lps22hh_interrupt_cfg_t;
gpmbed 0:b74c7741e608 198
gpmbed 0:b74c7741e608 199 #define LPS22HH_THS_P_L 0x0CU
gpmbed 0:b74c7741e608 200 typedef struct {
gpmbed 0:b74c7741e608 201 uint8_t ths : 8;
gpmbed 0:b74c7741e608 202 } lps22hh_ths_p_l_t;
gpmbed 0:b74c7741e608 203
gpmbed 0:b74c7741e608 204 #define LPS22HH_THS_P_H 0x0DU
gpmbed 0:b74c7741e608 205 typedef struct {
gpmbed 0:b74c7741e608 206 uint8_t ths : 7;
gpmbed 0:b74c7741e608 207 uint8_t not_used_01 : 1;
gpmbed 0:b74c7741e608 208 } lps22hh_ths_p_h_t;
gpmbed 0:b74c7741e608 209
gpmbed 0:b74c7741e608 210 #define LPS22HH_IF_CTRL 0x0EU
gpmbed 0:b74c7741e608 211 typedef struct {
gpmbed 0:b74c7741e608 212 uint8_t i2c_disable : 1;
gpmbed 0:b74c7741e608 213 uint8_t i3c_disable : 1;
gpmbed 0:b74c7741e608 214 uint8_t pd_dis_int1 : 1;
gpmbed 0:b74c7741e608 215 uint8_t sdo_pu_en : 1;
gpmbed 0:b74c7741e608 216 uint8_t sda_pu_en : 1;
gpmbed 0:b74c7741e608 217 uint8_t not_used_01 : 2;
gpmbed 0:b74c7741e608 218 uint8_t int_en_i3c : 1;
gpmbed 0:b74c7741e608 219 } lps22hh_if_ctrl_t;
gpmbed 0:b74c7741e608 220
gpmbed 0:b74c7741e608 221 #define LPS22HH_WHO_AM_I 0x0FU
gpmbed 0:b74c7741e608 222 #define LPS22HH_CTRL_REG1 0x10U
gpmbed 0:b74c7741e608 223 typedef struct {
gpmbed 0:b74c7741e608 224 uint8_t sim : 1;
gpmbed 0:b74c7741e608 225 uint8_t bdu : 1;
gpmbed 0:b74c7741e608 226 uint8_t lpfp_cfg : 2; /* en_lpfp + lpfp_cfg */
gpmbed 0:b74c7741e608 227 uint8_t odr : 3;
gpmbed 0:b74c7741e608 228 uint8_t not_used_01 : 1;
gpmbed 0:b74c7741e608 229 } lps22hh_ctrl_reg1_t;
gpmbed 0:b74c7741e608 230
gpmbed 0:b74c7741e608 231 #define LPS22HH_CTRL_REG2 0x11U
gpmbed 0:b74c7741e608 232 typedef struct {
gpmbed 0:b74c7741e608 233 uint8_t one_shot : 1;
gpmbed 0:b74c7741e608 234 uint8_t low_noise_en : 1;
gpmbed 0:b74c7741e608 235 uint8_t swreset : 1;
gpmbed 0:b74c7741e608 236 uint8_t not_used_01 : 1;
gpmbed 0:b74c7741e608 237 uint8_t if_add_inc : 1;
gpmbed 0:b74c7741e608 238 uint8_t pp_od : 1;
gpmbed 0:b74c7741e608 239 uint8_t int_h_l : 1;
gpmbed 0:b74c7741e608 240 uint8_t boot : 1;
gpmbed 0:b74c7741e608 241 } lps22hh_ctrl_reg2_t;
gpmbed 0:b74c7741e608 242
gpmbed 0:b74c7741e608 243 #define LPS22HH_CTRL_REG3 0x12U
gpmbed 0:b74c7741e608 244 typedef struct {
gpmbed 0:b74c7741e608 245 uint8_t int_s : 2;
gpmbed 0:b74c7741e608 246 uint8_t drdy : 1;
gpmbed 0:b74c7741e608 247 uint8_t int_f_ovr : 1;
gpmbed 0:b74c7741e608 248 uint8_t int_f_wtm : 1;
gpmbed 0:b74c7741e608 249 uint8_t int_f_full : 1;
gpmbed 0:b74c7741e608 250 uint8_t not_used_01 : 2;
gpmbed 0:b74c7741e608 251 } lps22hh_ctrl_reg3_t;
gpmbed 0:b74c7741e608 252
gpmbed 0:b74c7741e608 253 #define LPS22HH_FIFO_CTRL 0x13U
gpmbed 0:b74c7741e608 254 typedef struct {
gpmbed 0:b74c7741e608 255 uint8_t f_mode : 3; /* f_mode + trig_modes */
gpmbed 0:b74c7741e608 256 uint8_t stop_on_wtm : 1;
gpmbed 0:b74c7741e608 257 uint8_t not_used_01 : 4;
gpmbed 0:b74c7741e608 258 } lps22hh_fifo_ctrl_t;
gpmbed 0:b74c7741e608 259
gpmbed 0:b74c7741e608 260 #define LPS22HH_FIFO_WTM 0x14U
gpmbed 0:b74c7741e608 261 typedef struct {
gpmbed 0:b74c7741e608 262 uint8_t wtm : 7;
gpmbed 0:b74c7741e608 263 uint8_t not_used_01 : 1;
gpmbed 0:b74c7741e608 264 } lps22hh_fifo_wtm_t;
gpmbed 0:b74c7741e608 265
gpmbed 0:b74c7741e608 266 #define LPS22HH_REF_P_XL 0x15U
gpmbed 0:b74c7741e608 267 #define LPS22HH_REF_P_L 0x16U
gpmbed 0:b74c7741e608 268 #define LPS22HH_RPDS_L 0x18U
gpmbed 0:b74c7741e608 269 #define LPS22HH_RPDS_H 0x19U
gpmbed 0:b74c7741e608 270 #define LPS22HH_INT_SOURCE 0x24U
gpmbed 0:b74c7741e608 271 typedef struct {
gpmbed 0:b74c7741e608 272 uint8_t ph : 1;
gpmbed 0:b74c7741e608 273 uint8_t pl : 1;
gpmbed 0:b74c7741e608 274 uint8_t ia : 1;
gpmbed 0:b74c7741e608 275 uint8_t not_used_01 : 5;
gpmbed 0:b74c7741e608 276 } lps22hh_int_source_t;
gpmbed 0:b74c7741e608 277
gpmbed 0:b74c7741e608 278 #define LPS22HH_FIFO_STATUS1 0x25U
gpmbed 0:b74c7741e608 279 #define LPS22HH_FIFO_STATUS2 0x26U
gpmbed 0:b74c7741e608 280 typedef struct {
gpmbed 0:b74c7741e608 281 uint8_t not_used_01 : 5;
gpmbed 0:b74c7741e608 282 uint8_t fifo_full_ia : 1;
gpmbed 0:b74c7741e608 283 uint8_t fifo_ovr_ia : 1;
gpmbed 0:b74c7741e608 284 uint8_t fifo_wtm_ia : 1;
gpmbed 0:b74c7741e608 285 } lps22hh_fifo_status2_t;
gpmbed 0:b74c7741e608 286
gpmbed 0:b74c7741e608 287 #define LPS22HH_STATUS 0x27U
gpmbed 0:b74c7741e608 288 typedef struct {
gpmbed 0:b74c7741e608 289 uint8_t p_da : 1;
gpmbed 0:b74c7741e608 290 uint8_t t_da : 1;
gpmbed 0:b74c7741e608 291 uint8_t not_used_01 : 2;
gpmbed 0:b74c7741e608 292 uint8_t p_or : 1;
gpmbed 0:b74c7741e608 293 uint8_t t_or : 1;
gpmbed 0:b74c7741e608 294 uint8_t not_used_02 : 2;
gpmbed 0:b74c7741e608 295 } lps22hh_status_t;
gpmbed 0:b74c7741e608 296
gpmbed 0:b74c7741e608 297 #define LPS22HH_PRESSURE_OUT_XL 0x28U
gpmbed 0:b74c7741e608 298 #define LPS22HH_PRESSURE_OUT_L 0x29U
gpmbed 0:b74c7741e608 299 #define LPS22HH_PRESSURE_OUT_H 0x2AU
gpmbed 0:b74c7741e608 300 #define LPS22HH_TEMP_OUT_L 0x2BU
gpmbed 0:b74c7741e608 301 #define LPS22HH_TEMP_OUT_H 0x2CU
gpmbed 0:b74c7741e608 302 #define LPS22HH_FIFO_DATA_OUT_PRESS_XL 0x78U
gpmbed 0:b74c7741e608 303 #define LPS22HH_FIFO_DATA_OUT_PRESS_L 0x79U
gpmbed 0:b74c7741e608 304 #define LPS22HH_FIFO_DATA_OUT_PRESS_H 0x7AU
gpmbed 0:b74c7741e608 305 #define LPS22HH_FIFO_DATA_OUT_TEMP_L 0x7BU
gpmbed 0:b74c7741e608 306 #define LPS22HH_FIFO_DATA_OUT_TEMP_H 0x7CU
gpmbed 0:b74c7741e608 307
gpmbed 0:b74c7741e608 308 /**
gpmbed 0:b74c7741e608 309 * @defgroup LPS22HH_Register_Union
gpmbed 0:b74c7741e608 310 * @brief This union group all the registers that has a bitfield
gpmbed 0:b74c7741e608 311 * description.
gpmbed 0:b74c7741e608 312 * This union is useful but not need by the driver.
gpmbed 0:b74c7741e608 313 *
gpmbed 0:b74c7741e608 314 * REMOVING this union you are compliant with:
gpmbed 0:b74c7741e608 315 * MISRA-C 2012 [Rule 19.2] -> " Union are not allowed "
gpmbed 0:b74c7741e608 316 *
gpmbed 0:b74c7741e608 317 * @{
gpmbed 0:b74c7741e608 318 *
gpmbed 0:b74c7741e608 319 */
gpmbed 0:b74c7741e608 320 typedef union{
gpmbed 0:b74c7741e608 321 lps22hh_interrupt_cfg_t interrupt_cfg;
gpmbed 0:b74c7741e608 322 lps22hh_if_ctrl_t if_ctrl;
gpmbed 0:b74c7741e608 323 lps22hh_ctrl_reg1_t ctrl_reg1;
gpmbed 0:b74c7741e608 324 lps22hh_ctrl_reg2_t ctrl_reg2;
gpmbed 0:b74c7741e608 325 lps22hh_ctrl_reg3_t ctrl_reg3;
gpmbed 0:b74c7741e608 326 lps22hh_fifo_ctrl_t fifo_ctrl;
gpmbed 0:b74c7741e608 327 lps22hh_fifo_wtm_t fifo_wtm;
gpmbed 0:b74c7741e608 328 lps22hh_int_source_t int_source;
gpmbed 0:b74c7741e608 329 lps22hh_fifo_status2_t fifo_status2;
gpmbed 0:b74c7741e608 330 lps22hh_status_t status;
gpmbed 0:b74c7741e608 331 bitwise_t bitwise;
gpmbed 0:b74c7741e608 332 uint8_t byte;
gpmbed 0:b74c7741e608 333 } lps22hh_reg_t;
gpmbed 0:b74c7741e608 334
gpmbed 0:b74c7741e608 335 typedef enum {
gpmbed 0:b74c7741e608 336 LPS22HH_BYPASS_MODE = 0,
gpmbed 0:b74c7741e608 337 LPS22HH_FIFO_MODE = 1,
gpmbed 0:b74c7741e608 338 LPS22HH_STREAM_MODE = 2,
gpmbed 0:b74c7741e608 339 LPS22HH_DYNAMIC_STREAM_MODE = 3,
gpmbed 0:b74c7741e608 340 LPS22HH_BYPASS_TO_FIFO_MODE = 5,
gpmbed 0:b74c7741e608 341 LPS22HH_BYPASS_TO_STREAM_MODE = 6,
gpmbed 0:b74c7741e608 342 LPS22HH_STREAM_TO_FIFO_MODE = 7,
gpmbed 0:b74c7741e608 343 } lps22hh_f_mode_t;
gpmbed 0:b74c7741e608 344
gpmbed 0:b74c7741e608 345 /**
gpmbed 0:b74c7741e608 346 * @}
gpmbed 0:b74c7741e608 347 *
gpmbed 0:b74c7741e608 348 */
gpmbed 0:b74c7741e608 349
gpmbed 0:b74c7741e608 350
gpmbed 0:b74c7741e608 351 /* Class Declaration ---------------------------------------------------------*/
gpmbed 0:b74c7741e608 352
gpmbed 0:b74c7741e608 353 /**
gpmbed 0:b74c7741e608 354 * Abstract class of a LPS22HH pressure sensor.
gpmbed 0:b74c7741e608 355 */
gpmbed 0:b74c7741e608 356 class LPS22HH
gpmbed 0:b74c7741e608 357 {
gpmbed 0:b74c7741e608 358 public:
gpmbed 0:b74c7741e608 359 LPS22HH(PinName sda, PinName scl);
gpmbed 0:b74c7741e608 360
gpmbed 0:b74c7741e608 361 LPS22HHStatusTypeDef begin();
gpmbed 0:b74c7741e608 362 LPS22HHStatusTypeDef end();
gpmbed 0:b74c7741e608 363 LPS22HHStatusTypeDef ReadID(uint8_t *Id);
gpmbed 0:b74c7741e608 364 LPS22HHStatusTypeDef Enable();
gpmbed 0:b74c7741e608 365 LPS22HHStatusTypeDef Disable();
gpmbed 0:b74c7741e608 366 LPS22HHStatusTypeDef GetOutputDataRate(float *Odr);
gpmbed 0:b74c7741e608 367 LPS22HHStatusTypeDef SetOutputDataRate(float Odr);
gpmbed 0:b74c7741e608 368 ////LPS22HHStatusTypeDef GetPressure(float *Value);
gpmbed 0:b74c7741e608 369 float GetPressure();
gpmbed 0:b74c7741e608 370 LPS22HHStatusTypeDef Get_PRESS_DRDY_Status(uint8_t *Status);
gpmbed 0:b74c7741e608 371
gpmbed 0:b74c7741e608 372 LPS22HHStatusTypeDef GetTemperature(float *Value);
gpmbed 0:b74c7741e608 373 LPS22HHStatusTypeDef Get_TEMP_DRDY_Status(uint8_t *Status);
gpmbed 0:b74c7741e608 374
gpmbed 0:b74c7741e608 375 LPS22HHStatusTypeDef Read_Reg(uint8_t reg, uint8_t *Data);
gpmbed 0:b74c7741e608 376 LPS22HHStatusTypeDef Write_Reg(uint8_t reg, uint8_t Data);
gpmbed 0:b74c7741e608 377
gpmbed 0:b74c7741e608 378 LPS22HHStatusTypeDef Get_FIFO_Data(float *Press, float *Temp);
gpmbed 0:b74c7741e608 379 LPS22HHStatusTypeDef Get_FIFO_FTh_Status(uint8_t *Status);
gpmbed 0:b74c7741e608 380 LPS22HHStatusTypeDef Get_FIFO_Full_Status(uint8_t *Status);
gpmbed 0:b74c7741e608 381 LPS22HHStatusTypeDef Get_FIFO_Ovr_Status(uint8_t *Status);
gpmbed 0:b74c7741e608 382 LPS22HHStatusTypeDef Get_FIFO_Level(uint8_t *Status);
gpmbed 0:b74c7741e608 383 LPS22HHStatusTypeDef Reset_FIFO_Interrupt(uint8_t interrupt);
gpmbed 0:b74c7741e608 384 LPS22HHStatusTypeDef Set_FIFO_Interrupt(uint8_t interrupt);
gpmbed 0:b74c7741e608 385 LPS22HHStatusTypeDef Set_FIFO_Mode(uint8_t Mode);
gpmbed 0:b74c7741e608 386 LPS22HHStatusTypeDef Set_FIFO_Watermark_Level(uint8_t Watermark);
gpmbed 0:b74c7741e608 387 LPS22HHStatusTypeDef Stop_FIFO_On_Watermark(uint8_t Stop);
gpmbed 0:b74c7741e608 388
gpmbed 0:b74c7741e608 389 LPS22HHStatusTypeDef Set_One_Shot();
gpmbed 0:b74c7741e608 390 LPS22HHStatusTypeDef Get_One_Shot_Status(uint8_t *Status);
gpmbed 0:b74c7741e608 391
gpmbed 0:b74c7741e608 392
gpmbed 0:b74c7741e608 393 /**
gpmbed 0:b74c7741e608 394 * @brief Utility function to read data.
gpmbed 0:b74c7741e608 395 * @param pBuffer: pointer to data to be read.
gpmbed 0:b74c7741e608 396 * @param RegisterAddr: specifies internal address register to be read.
gpmbed 0:b74c7741e608 397 * @param NumByteToRead: number of bytes to be read.
gpmbed 0:b74c7741e608 398 * @retval 0 if ok, an error code otherwise.
gpmbed 0:b74c7741e608 399 */
gpmbed 0:b74c7741e608 400 uint8_t IO_Read(uint8_t* pBuffer, uint8_t RegisterAddr, uint16_t NumByteToRead)
gpmbed 0:b74c7741e608 401 {
gpmbed 0:b74c7741e608 402 char tempBuff[NumByteToRead];
gpmbed 0:b74c7741e608 403 uint8_t devAddr = (uint8_t)(((address) >> 1) & 0x7F);
gpmbed 0:b74c7741e608 404 char regAddr = (char)RegisterAddr;
gpmbed 0:b74c7741e608 405 _i2c.write((int)devAddr, &regAddr, 1);
gpmbed 0:b74c7741e608 406 //_i2c->beginTransmission(((uint8_t)(((address) >> 1) & 0x7F)));
gpmbed 0:b74c7741e608 407 //dev_i2c->write(RegisterAddr);
gpmbed 0:b74c7741e608 408 //dev_i2c->endTransmission(false);
gpmbed 0:b74c7741e608 409 _i2c.read(devAddr,tempBuff,NumByteToRead);
gpmbed 0:b74c7741e608 410
gpmbed 0:b74c7741e608 411 memcpy(pBuffer,tempBuff,NumByteToRead);
gpmbed 0:b74c7741e608 412 //dev_i2c->requestFrom(((uint8_t)(((address) >> 1) & 0x7F)), (uint8_t) NumByteToRead);
gpmbed 0:b74c7741e608 413
gpmbed 0:b74c7741e608 414 /*
gpmbed 0:b74c7741e608 415 int i=0;
gpmbed 0:b74c7741e608 416 while (dev_i2c->available()) {
gpmbed 0:b74c7741e608 417 pBuffer[i] = dev_i2c->read();
gpmbed 0:b74c7741e608 418 i++;
gpmbed 0:b74c7741e608 419 }
gpmbed 0:b74c7741e608 420 */
gpmbed 0:b74c7741e608 421 return 0;
gpmbed 0:b74c7741e608 422
gpmbed 0:b74c7741e608 423
gpmbed 0:b74c7741e608 424
gpmbed 0:b74c7741e608 425 }
gpmbed 0:b74c7741e608 426
gpmbed 0:b74c7741e608 427 /**
gpmbed 0:b74c7741e608 428 * @brief Utility function to write data.
gpmbed 0:b74c7741e608 429 * @param pBuffer: pointer to data to be written.
gpmbed 0:b74c7741e608 430 * @param RegisterAddr: specifies internal address register to be written.
gpmbed 0:b74c7741e608 431 * @param NumByteToWrite: number of bytes to write.
gpmbed 0:b74c7741e608 432 * @retval 0 if ok, an error code otherwise.
gpmbed 0:b74c7741e608 433 */
gpmbed 0:b74c7741e608 434 uint8_t IO_Write(uint8_t* pBuffer, uint8_t RegisterAddr, uint16_t NumByteToWrite)
gpmbed 0:b74c7741e608 435 {
gpmbed 0:b74c7741e608 436 uint8_t devAddr = (uint8_t)(((address) >> 1) & 0x7F);
gpmbed 0:b74c7741e608 437 char tData[NumByteToWrite+1];
gpmbed 0:b74c7741e608 438 tData[0] = RegisterAddr;
gpmbed 0:b74c7741e608 439 memcpy(tData+1,pBuffer,NumByteToWrite);
gpmbed 0:b74c7741e608 440
gpmbed 0:b74c7741e608 441 _i2c.write(devAddr,tData,NumByteToWrite+1);
gpmbed 0:b74c7741e608 442
gpmbed 0:b74c7741e608 443 return 0;
gpmbed 0:b74c7741e608 444
gpmbed 0:b74c7741e608 445 }
gpmbed 0:b74c7741e608 446
gpmbed 0:b74c7741e608 447 private:
gpmbed 0:b74c7741e608 448 LPS22HHStatusTypeDef SetOutputDataRate_When_Enabled(float Odr);
gpmbed 0:b74c7741e608 449 LPS22HHStatusTypeDef SetOutputDataRate_When_Disabled(float Odr);
gpmbed 0:b74c7741e608 450
gpmbed 0:b74c7741e608 451 /* Helper classes. */
gpmbed 0:b74c7741e608 452 I2C _i2c;
gpmbed 0:b74c7741e608 453
gpmbed 0:b74c7741e608 454 /* Configuration */
gpmbed 0:b74c7741e608 455 uint8_t address;
gpmbed 0:b74c7741e608 456
gpmbed 0:b74c7741e608 457 lps22hh_odr_t last_odr;
gpmbed 0:b74c7741e608 458 uint8_t enabled;
gpmbed 0:b74c7741e608 459
gpmbed 0:b74c7741e608 460 lps22hh_ctx_t reg_ctx;
gpmbed 0:b74c7741e608 461
gpmbed 0:b74c7741e608 462 };
gpmbed 0:b74c7741e608 463
gpmbed 0:b74c7741e608 464 #ifdef __cplusplus
gpmbed 0:b74c7741e608 465 extern "C" {
gpmbed 0:b74c7741e608 466 #endif
gpmbed 0:b74c7741e608 467 int32_t LPS22HH_io_write( void *handle, uint8_t WriteAddr, uint8_t *pBuffer, uint16_t nBytesToWrite );
gpmbed 0:b74c7741e608 468 int32_t LPS22HH_io_read( void *handle, uint8_t ReadAddr, uint8_t *pBuffer, uint16_t nBytesToRead );
gpmbed 0:b74c7741e608 469 #ifdef __cplusplus
gpmbed 0:b74c7741e608 470 }
gpmbed 0:b74c7741e608 471 #endif
gpmbed 0:b74c7741e608 472
gpmbed 0:b74c7741e608 473 #endif