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Robotique FIP
Diff: Sensor_Shield/lps25h.h
- Revision:
- 1:bdbf36f8408d
diff -r 3d641e170a74 -r bdbf36f8408d Sensor_Shield/lps25h.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Sensor_Shield/lps25h.h Tue May 19 16:53:44 2015 +0000
@@ -0,0 +1,551 @@
+/**
+ ******************************************************************************
+ * @file lps25h.h
+ * @author MEMS Application Team
+ * @version V1.0.0
+ * @date 30-July-2014
+ * @brief This file contains definitions for the lps25h.c
+ * firmware driver.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __LPS25H_H
+#define __LPS25H_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "pressure.h"
+
+/** @addtogroup BSP
+ * @{
+ */
+
+/** @addtogroup LPS25H
+ * @{
+ */
+
+/** @defgroup LPS25H_Exported_Constants
+ * @{
+ */
+
+/******************************************************************************/
+/*************************** START REGISTER MAPPING **************************/
+/******************************************************************************/
+
+
+/**
+ * @brief Reference pressure (LSB data)
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7:0 REF7-ODR0: Lower part of the reference pressure that
+ * is sum to the sensor output pressure.
+ * \endcode
+ */
+#define LPS25H_REF_P_XL_ADDR 0x08
+
+/**
+ * @brief Reference pressure (middle part)
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7:0 REF15-ODR8: Middle part of the reference pressure that
+ * is sum to the sensor output pressure.
+ * \endcode
+ */
+#define LPS25H_REF_P_L_ADDR 0x09
+
+/**
+ * @brief Reference pressure (MSB part)
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7:0 REF15-ODR8: Higher part of the reference pressure that
+ * is sum to the sensor output pressure.
+ * \endcode
+ */
+#define LPS25H_REF_P_H_ADDR 0x0A
+
+/**
+ * @brief Device identifier register.
+ * \code
+ * Read
+ * Default value: 0xBD
+ * 7:0 This read-only register contains the device identifier that,
+ for LPS25H, is set to 0xCA.
+ * \endcode
+ */
+#define LPS25H_WHO_AM_I_ADDR 0x0F
+
+/**
+ * @brief Pressure and temperature resolution mode register.
+ * \code
+ * Read
+ * Default value: 0x05
+ * [7:4] Reserved
+ * [3:2] AVGP1-0: select the pressure internal average.
+ * [1:0] AVGT1-0: select the temperature internal average.
+ * \endcode
+ */
+#define LPS25H_RES_CONF_ADDR 0x10
+
+/**
+ * @brief Pressure sensor control register 1
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7 PD: power down control. 0 - disable; 1 - enable
+ * 6:4 ODR2, ODR1, ODR0: output data rate selection.
+ * ODR2 | ODR1 | ODR0 | Pressure output data-rate(Hz) | Temperature output data-rate(Hz)
+ * ----------------------------------------------------------------------------------
+ * 0 | 0 | 0 | one shot | one shot
+ * 0 | 0 | 1 | 1 | 1
+ * 0 | 1 | 0 | 7 | 7
+ * 0 | 1 | 1 | 12.5 | 12.5
+ * 1 | 0 | 0 | 25 | 25
+ * 1 | 0 | 1 | Reserved | Reserved
+ * 1 | 1 | 0 | Reserved | Reserved
+ * 1 | 1 | 1 | Reserved | Reserved
+ *
+ * 3 DIFF_EN: Interrupt circuit. 0 - disable; 1 - enable
+ * 2 BDU: block data update. 0 - disable; 1 - enable
+ * 1 DELTA_EN: delta pressure. 0 - disable; 1 - enable
+ * 1 RESET_AZ: reset AutoZero. 0 - disable; 1 - enable ///////ALE REVIEW
+ * 0 SIM: SPI Serial Interface Mode selection. 0 - SPI 4-wire; 1 - SPI 3-wire ///////ALE REVIEW
+ * \endcode
+ */
+#define LPS25H_CTRL_REG1_ADDR 0x20
+
+/**
+ * @brief Pressure sensor control register 2
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7 BOOT: Reboot memory content. 0: normal mode; 1: reboot memory content
+ * 6 FIFO_EN: FIFO. 0: disable; 1: enable
+ * 5 WTM_EN: FIFO Watermark level use. 0: disable; 1: enable
+ * 4:3 Reserved. keep these bits at 0
+ * 2 SWRESET: Software reset. 0: normal mode; 1: SW reset.
+ * 1 AUTO_ZERO: Autozero enable. 0: normal mode; 1: autozero enable.
+ * 0 ONE_SHOT: One shot enable. 0: waiting for start of conversion; 1: start for a new dataset
+ * \endcode
+ */
+#define LPS25H_CTRL_REG2_ADDR 0x21
+
+/**
+ * @brief Pressure sensor control register 3
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7 INT_H_L: Interrupt. 0:active high; 1: active low.
+ * 6 PP_OD: Push-Pull/OpenDrain selection on interrupt pads. 0: Push-pull; 1: open drain.
+ * 5 Reserved
+ * 4:3 INT2_S2, INT2_S1: INT2 output signal selection control bits. // TO DO
+ * 1:0 INT1_S2, INT1_S1: data signal on INT1 pad control bits.
+ * INT1(2)_S2 | INT1(2)_S1 | INT1(2) pin
+ * ------------------------------------------------------
+ * 0 | 0 | Data signal
+ * 0 | 1 | Pressure high (P_high)
+ * 1 | 0 | Pressure low (P_low)
+ * 1 | 1 | P_low OR P_high
+
+
+ * \endcode
+ */
+#define LPS25H_CTRL_REG3_ADDR 0x22
+
+/**
+ * @brief Pressure sensor control register 4
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7 P2_EMPTY: Empty Signal on INT2 pin.
+ * 6 P2_WTM: Watermark Signal on INT2 pin.
+ * 5 P2_Overrun:Overrun Signal on INT2 pin.
+ * 4 P2_DRDY: Data Ready Signal on INT2 pin.
+ * 3 P1_EMPTY: Empty Signal on INT1 pin.
+ * 2 P1_WTM: Watermark Signal on INT1 pin.
+ * 1 P1_Overrunn:Overrun Signal on INT1 pin.
+ * 0 P1_DRDY: Data Ready Signal on INT1 pin.
+ * \endcode
+ */
+#define LPS25H_CTRL_REG4_ADDR 0x23
+
+/**
+ * @brief Interrupt configuration Register
+ * \code
+ * Read/write
+ * Default value: 0x00.
+ * 7:3 Reserved.
+ * 2 LIR: Latch Interrupt request into INT_SOURCE register. 0 - disable; 1 - enable
+ * 1 PL_E: Enable interrupt generation on differential pressure low event. 0 - disable; 1 - enable
+ * 0 PH_E: Enable interrupt generation on differential pressure high event. 0 - disable; 1 - enable
+ * \endcode
+ */
+#define LPS25H_INT_CFG_REG_ADDR 0x24
+
+/**
+ * @brief Interrupt source Register
+ * \code
+ * Read
+ * Default value: 0x00.
+ * 7:3 0.
+ * 2 IA: Interrupt Active.0: no interrupt has been generated; 1: one or more interrupt events have been generated.
+ * 1 PL: Differential pressure Low. 0: no interrupt has been generated; 1: Low differential pressure event has occurred.
+ * 0 PH: Differential pressure High. 0: no interrupt has been generated; 1: High differential pressure event has occurred.
+ * \endcode
+ */
+#define LPS25H_INT_SOURCE_REG_ADDR 0x25
+
+/**
+ * @brief Threshold pressure (LSB)
+ * \code
+ * Read
+ * Default value: 0x00.
+ * 7:0 THS7-THS0: Low part of threshold value for pressure interrupt
+ * generation. The complete threshold value is given by THS_P_H & THS_P_L and is
+ * expressed as unsigned number. P_ths(mbar)=(THS_P_H & THS_P_L)[dec]/16.
+ * \endcode
+ */
+#define LPS25H_THS_P_LOW_REG_ADDR 0x30
+
+/**
+ * @brief Threshold pressure (MSB)
+ * \code
+ * Read
+ * Default value: 0x00.
+ * 7:0 THS15-THS8: High part of threshold value for pressure interrupt
+ * generation. The complete threshold value is given by THS_P_H & THS_P_L and is
+ * expressed as unsigned number. P_ths(mbar)=(THS_P_H & THS_P_L)[dec]/16.
+ * \endcode
+ */
+#define LPS25H_THS_P_HIGH_REG_ADDR 0x31
+
+/**
+ * @brief Status Register
+ * \code
+ * Read
+ * Default value: 0x00
+ * 7:6 0
+ * 5 P_OR: Pressure data overrun. 0: no overrun has occurred; 1: new data for pressure has overwritten the previous one.
+ * 4 T_OR: Temperature data overrun. 0: no overrun has occurred; 1: a new data for temperature has overwritten the previous one.
+ * 3:2 0
+ * 1 P_DA: Pressure data available. 0: new data for pressure is not yet available; 1: new data for pressure is available.
+ * 0 T_DA: Temperature data available. 0: new data for temperature is not yet available; 1: new data for temperature is available.
+ * \endcode
+ */
+#define LPS25H_STATUS_REG_ADDR 0x27
+
+/**
+ * @brief Pressure data (LSB).
+ * \code
+ * Read
+ * Default value: 0x00.
+ * POUT7 - POUT0: Pressure data LSB (2's complement).
+ * Pressure output data: Pout(mbar)=(PRESS_OUT_H & PRESS_OUT_L &
+ * PRESS_OUT_XL)[dec]/4096.
+ * \endcode
+ */
+#define LPS25H_PRESS_POUT_XL_ADDR 0x28
+
+/**
+ * @brief Pressure data (Middle part).
+ * \code
+ * Read
+ * Default value: 0x80.
+ * POUT15 - POUT8: Pressure data middle part (2's complement).
+ * Pressure output data: Pout(mbar)=(PRESS_OUT_H & PRESS_OUT_L &
+ * PRESS_OUT_XL)[dec]/4096.
+ * \endcode
+ */
+#define LPS25H_PRESS_OUT_L_ADDR 0x29
+
+/**
+ * @brief Pressure data (MSB).
+ * \code
+ * Read
+ * Default value: 0x2F.
+ * POUT23 - POUT16: Pressure data MSB (2's complement).
+ * Pressure output data: Pout(mbar)=(PRESS_OUT_H & PRESS_OUT_L &
+ * PRESS_OUT_XL)[dec]/4096.
+ * \endcode
+ */
+#define LPS25H_PRESS_OUT_H_ADDR 0x2A
+
+/**
+ * @brief Temperature data (LSB).
+ * \code
+ * Read
+ * Default value: 0x00.
+ * TOUT7 - TOUT0: temperature data LSB.
+ * T(degC) = 42.5 + (Temp_OUTH & TEMP_OUT_L)[dec]/480.
+ * \endcode
+ */
+#define LPS25H_TEMP_OUT_L_ADDR 0x2B
+
+/**
+ * @brief Temperature data (MSB).
+ * \code
+ * Read
+ * Default value: 0x00.
+ * TOUT15 - TOUT8: temperature data MSB.
+ * T(degC) = 42.5 + (Temp_OUTH & TEMP_OUT_L)[dec]/480.
+ * \endcode
+ */
+#define LPS25H_TEMP_OUT_H_ADDR 0x2C
+
+/**
+ * @brief FIFO control register
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7:5 F_MODE2, F_MODE1, F_MODE0: FIFO mode selection.
+ * FM2 | FM1 | FM0 | FIFO MODE
+ * ---------------------------------------------------
+ * 0 | 0 | 0 | BYPASS MODE
+ * 0 | 0 | 1 | FIFO MODE. Stops collecting data when full
+ * 0 | 1 | 0 | STREAM MODE: Keep the newest measurements in the FIFO
+ * 0 | 1 | 1 | STREAM MODE until trigger deasserted, then change to FIFO MODE
+ * 1 | 0 | 0 | BYPASS MODE until trigger deasserted, then STREAM MODE
+ * 1 | 0 | 1 | Reserved
+ * 1 | 1 | 0 | FIFO_MEAN MODE: Fifo is used to generate a running average filtered pressure
+ * 1 | 1 | 1 | BYPASS mode until trigger deasserted, then FIFO MODE
+ *
+ * 4:0 FIFO Mean Mode Sample size
+ * WTM_POINT4 | WTM_POINT4 | WTM_POINT4 | WTM_POINT4 | WTM_POINT4 | Sample Size
+ * ----------------------------------------------------------------------------------
+ * 0 | 0 | 0 | 0 | 1 | 2
+ * 0 | 0 | 0 | 1 | 1 | 4
+ * 0 | 0 | 1 | 1 | 1 | 8
+ * 0 | 1 | 1 | 1 | 1 | 16
+ * 1 | 1 | 1 | 1 | 1 | 32
+ * other values operation not guaranteed
+ * \endcode
+ */
+#define LPS25H_CTRL_FIFO_ADDR 0x2E
+
+/**
+ * @brief FIFO Status register
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7 WTM_FIFO: Watermark status. 0:FIFO filling is lower than watermark level; 1: FIFO is equal or higher than watermark level.
+ * 6 FULL_FIFO: Overrun bit status. 0 - FIFO not full; 1 -FIFO is full.
+ * 5 EMPTY_FIFO: Empty FIFO bit. 0 - FIFO not empty; 1 -FIFO is empty.
+ * 4:0 DIFF_POINT4...0: FIFOsStored data level.
+ * \endcode
+ */
+#define LPS25H_STATUS_FIFO_ADDR 0x2F
+
+/**
+ * @brief Pressure offset register
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7:0 RPDS15...8:Pressure Offset for 1 point calibration after soldering.
+ * \endcode
+ */
+#define LPS25H_RPDS_TRIM_L_ADDR 0x39
+
+/**
+ * @brief Pressure offset register
+ * \code
+ * Read/write
+ * Default value: 0x00
+ * 7:0 RPDS23...16:Pressure Offset for 1 point calibration after soldering.
+ * \endcode
+ */
+#define LPS25H_RPDS_TRIM_H_ADDR 0x3A
+
+/******************************************************************************/
+/**************************** END REGISTER MAPPING ***************************/
+/******************************************************************************/
+
+/**
+ * @brief Device Address
+ */
+#define LPS25H_ADDRESS_LOW 0xB8
+#define LPS25H_ADDRESS_HIGH 0xBA
+
+
+/**
+ * @brief Device Identifier. Default value of the WHO_AM_I register.
+ */
+#define I_AM_LPS25H ((uint8_t)0xBD)
+
+/** @defgroup Power_Mode_selection CTRL_REG1
+ * @{
+ */
+#define LPS25H_MODE_POWERDOWN ((uint8_t)0x00)
+#define LPS25H_MODE_ACTIVE ((uint8_t)0x80)
+
+#define LPS25H_MODE_MASK ((uint8_t)0x80)
+/**
+ * @}
+ */
+
+/** @defgroup LPS25H Output Data Rate selection CTRL_REG1
+ * @{
+ */
+#define LPS25H_ODR_ONE_SHOT ((uint8_t)0x00) /*!< Output Data Rate: P - one shot, T - one shot */
+#define LPS25H_ODR_1Hz ((uint8_t)0x10) /*!< Output Data Rate: P - 1Hz, T - 1Hz */
+#define LPS25H_ODR_7Hz ((uint8_t)0x20) /*!< Output Data Rate: P - 7Hz, T - 7Hz */
+#define LPS25H_ODR_12_5Hz ((uint8_t)0x30) /*!< Output Data Rate: P - 12.5Hz, T - 12.5Hz */
+#define LPS25H_ODR_25Hz ((uint8_t)0x40) /*!< Output Data Rate: P - 25Hz, T - 25Hz */
+
+#define LPS25H_ODR_MASK ((uint8_t)0x70)
+/**
+ * @}
+ */
+
+/** @defgroup LPS25H Interrupt circuit enable CTRL_REG1
+ * @{
+ */
+#define LPS25H_DIFF_DISABLE ((uint8_t)0x00) /*!< interrupt circuit enabled */
+#define LPS25H_DIFF_ENABLE ((uint8_t)0x08) /*!< interrupt generation disabled */
+
+#define LPS25H_DIFF_EN_MASK ((uint8_t)0x08)
+/**
+ * @}
+ */
+
+/** @defgroup LPS25H block data update CTRL_REG1
+ * @{
+ */
+#define LPS25H_BDU_CONT ((uint8_t)0x00) /*!< continuous update */
+#define LPS25H_BDU_READ ((uint8_t)0x04) /*!< output registers not updated until MSB and LSB reading */
+
+#define LPS25H_BDU_MASK ((uint8_t)0x04)
+/**
+ * @}
+ */
+
+/** @defgroup LPS25H SPI Serial Interface Mode selection CTRL_REG1
+ * @{
+ */
+#define LPS25H_SPI_SIM_4W ((uint8_t)0x00) /*!< 4-wire interface */
+#define LPS25H_SPI_SIM_3W ((uint8_t)0x01) /*!< 3-wire interface */
+
+#define LPS25H_SPI_SIM_MASK ((uint8_t)0x01)
+/**
+ * @}
+ */
+
+/** @defgroup LPS25H o refresh the content of the internal registers stored in the Flash memory
+block CTRL_REG2
+ * @{
+ */
+#define LPS25H_NORMAL_MODE ((uint8_t)0x00)
+#define LPS25H_RESET_MEMORY ((uint8_t)0x80)
+
+#define LPS25H_RESET_MEMORY_MASK ((uint8_t)0x80)
+/**
+ * @}
+ */
+
+/** @defgroup LPS25H Pressure resolution selection RES_CONF
+ * @{
+ */
+#define LPS25H_P_RES_AVG_8 ((uint8_t)0x00)
+#define LPS25H_P_RES_AVG_32 ((uint8_t)0x01)
+#define LPS25H_P_RES_AVG_128 ((uint8_t)0x02)
+#define LPS25H_P_RES_AVG_512 ((uint8_t)0x03)
+
+#define LPS25H_P_RES_MASK ((uint8_t)0x03)
+/**
+ * @}
+ */
+
+/** @defgroup LPS25H Temperature resolution RES_CONF
+ * @{
+ */
+#define LPS25H_T_RES_AVG_8 ((uint8_t)0x00)
+#define LPS25H_T_RES_AVG_16 ((uint8_t)0x04)
+#define LPS25H_T_RES_AVG_32 ((uint8_t)0x08)
+#define LPS25H_T_RES_AVG_64 ((uint8_t)0x0C)
+
+#define LPS25H_T_RES_MASK ((uint8_t)0x0C)
+/**
+ * @}
+ */
+
+#define LPS25H_SA0_LOW ((uint8_t)0x00)
+#define LPS25H_SA0_HIGH ((uint8_t)0x01)
+
+/**
+ * @}
+ */
+
+/** @defgroup LPS25H_Exported_Functions
+ * @{
+ */
+/* Sensor Configuration Functions */
+void LPS25H_Init(PRESSURE_InitTypeDef *LPS25H_Init);
+uint8_t LPS25H_ReadID(void);
+void LPS25H_RebootCmd(void);
+void LPS25H_GetPressure(float* pfData);
+void LPS25H_GetTemperature(float* pfData);
+void LPS25H_PowerOff(void);
+void LPS25H_SlaveAddrRemap(uint8_t);
+
+/* Pressure sensor driver structure */
+extern PRESSURE_DrvTypeDef LPS25HDrv;
+
+/* Pressure sensor IO functions */
+void PRESSURE_IO_Init(void);
+void PRESSURE_IO_Write(uint8_t* pBuffer, uint8_t DeviceAddr, uint8_t WriteAddr,
+ uint16_t NumByteToWrite);
+void PRESSURE_IO_Read(uint8_t* pBuffer, uint8_t DeviceAddr,
+ uint8_t RegisterAddr, uint16_t NumByteToRead);
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __LPS25H_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+