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Diffstat (limited to 'examples/imx7_colibri_m4/demo_apps/sensor_demo/common/mpl3115.h')
| -rw-r--r-- | examples/imx7_colibri_m4/demo_apps/sensor_demo/common/mpl3115.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/examples/imx7_colibri_m4/demo_apps/sensor_demo/common/mpl3115.h b/examples/imx7_colibri_m4/demo_apps/sensor_demo/common/mpl3115.h new file mode 100644 index 0000000..7606e7b --- /dev/null +++ b/examples/imx7_colibri_m4/demo_apps/sensor_demo/common/mpl3115.h @@ -0,0 +1,118 @@ +/* + * Copyright (c) 2015, Freescale Semiconductor, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * o Redistributions of source code must retain the above copyright notice, this list + * of conditions and the following disclaimer. + * + * o 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. + * + * o Neither the name of Freescale Semiconductor, Inc. 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. + */ + +#ifndef __MPL3115_H__ +#define __MPL3115_H__ + +#include <stdint.h> +#include <stdbool.h> + +/* I2C Slave Address define */ +#define MPL3115_ADDRESS (0x60) + +/* MPL3115 device ID number */ +#define MPL3115_DEVICE_ID (0xC4) + +/* MPL3115 Registers address definition */ +#define MPL3115_STATUS (0x00) +#define MPL3115_OUT_P_MSB (0x01) +#define MPL3115_OUT_P_CSB (0x02) +#define MPL3115_OUT_P_LSB (0x03) +#define MPL3115_OUT_T_MSB (0x04) +#define MPL3115_OUT_T_LSB (0x05) +#define MPL3115_DR_STATUS (0x06) +#define MPL3115_OUT_P_DELTA_MSB (0x07) +#define MPL3115_OUT_P_DELTA_CSB (0x08) +#define MPL3115_OUT_P_DELTA_LSB (0x09) +#define MPL3115_OUT_T_DELTA_MSB (0x0A) +#define MPL3115_OUT_T_DELTA_LSB (0x0B) +#define MPL3115_WHO_AM_I (0x0C) +#define MPL3115_F_STATUS (0x0D) +#define MPL3115_F_DATA (0x0E) +#define MPL3115_F_SETUP (0x0F) +#define MPL3115_TIME_DLY (0x10) +#define MPL3115_SYSMOD (0x11) +#define MPL3115_INT_SOURCE (0x12) +#define MPL3115_PT_DATA_CFG (0x13) +#define MPL3115_BAR_IN_MSB (0x14) +#define MPL3115_BAR_IN_LSB (0x15) +#define MPL3115_P_TGT_MSB (0x16) +#define MPL3115_P_TGT_LSB (0x17) +#define MPL3115_T_TGT (0x18) +#define MPL3115_P_WND_MSB (0x19) +#define MPL3115_P_WND_LSB (0x1A) +#define MPL3115_T_WND (0x1B) +#define MPL3115_P_MIN_MSB (0x1C) +#define MPL3115_P_MIN_CSB (0x1D) +#define MPL3115_P_MIN_LSB (0x1E) +#define MPL3115_T_MIN_MSB (0x1F) +#define MPL3115_T_MIN_LSB (0x20) +#define MPL3115_P_MAX_MSB (0x21) +#define MPL3115_P_MAX_CSB (0x22) +#define MPL3115_P_MAX_LSB (0x23) +#define MPL3115_T_MAX_MSB (0x24) +#define MPL3115_T_MAX_LSB (0x25) +#define MPL3115_CTRL_REG1 (0x26) +#define MPL3115_CTRL_REG2 (0x27) +#define MPL3115_CTRL_REG3 (0x28) +#define MPL3115_CTRL_REG4 (0x29) +#define MPL3115_CTRL_REG5 (0x2A) +#define MPL3115_OFF_P (0x2B) +#define MPL3115_OFF_T (0x2C) +#define MPL3115_OFF_H (0x2D) + +typedef struct _pressure_sensor +{ + int32_t iHp; // slow (typically 25Hz) height (counts) + int32_t iHpFast; // fast (typically 200Hz) height (counts) + int16_t iTp; // slow (typically 25Hz) temperature (count) + int16_t iTpFast; // fast (typically 200Hz) temperature (counts) + float fHp; // slow (typically 25Hz) height (m) + float fTp; // slow (typically 25Hz) temperature (C) + float fmPerCount; // initialized to FMPERCOUNT + float fCPerCount; // initialized to FCPERCPOUNT +} pressure_sensor_t; + +/* Function prototypes */ +#if defined(__cplusplus) +extern "C" { +#endif + +bool mpl3115_init(pressure_sensor_t*); +bool mpl3115_read_data(pressure_sensor_t*); + +#ifdef __cplusplus +} +#endif + +#endif /* __MPL3115_H__ */ +/******************************************************************************* + * EOF + ******************************************************************************/ |