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109 lines
3.3 KiB
C++
109 lines
3.3 KiB
C++
/****************************************************************************
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*
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* Copyright (c) 2022 PX4 Development Team. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name PX4 nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/**
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* @file spl06.h
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*
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* Shared defines for the spl06 driver.
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*/
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#pragma once
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#include <px4_platform_common/i2c_spi_buses.h>
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#define SPL06_ADDR_ID 0x0d
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#define SPL06_ADDR_RESET 0x0c // set to reset
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#define SPL06_ADDR_CAL 0x10
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#define SPL06_ADDR_PRS_CFG 0x06
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#define SPL06_ADDR_TMP_CFG 0x07
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#define SPL06_ADDR_MEAS_CFG 0x08
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#define SPL06_ADDR_CFG_REG 0x09
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#define SPL06_ADDR_DATA 0x00
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#define SPL06_VALUE_RESET 9
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#define SPL06_VALUE_ID 0x10
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namespace spl06
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{
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#pragma pack(push,1)
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struct calibration_s {
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int16_t c0, c1;
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int32_t c00, c10;
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int16_t c01, c11, c20, c21, c30;
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}; //calibration data
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struct data_s {
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uint8_t p_msb;
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uint8_t p_lsb;
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uint8_t p_xlsb;
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uint8_t t_msb;
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uint8_t t_lsb;
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uint8_t t_xlsb;
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}; // data
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#pragma pack(pop)
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class ISPL06
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{
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public:
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virtual ~ISPL06() = default;
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virtual int init() = 0;
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// read reg value
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virtual uint8_t get_reg(uint8_t addr) = 0;
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// write reg value
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virtual int set_reg(uint8_t value, uint8_t addr) = 0;
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// bulk read of data into buffer, return same pointer
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virtual int read(uint8_t addr, uint8_t *buf, uint8_t len) = 0;
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// bulk read of calibration data into buffer, return same pointer
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virtual uint32_t get_device_id() const = 0;
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virtual uint8_t get_device_address() const = 0;
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};
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} /* namespace */
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/* interface factories */
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#if defined(CONFIG_SPI)
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extern spl06::ISPL06 *spl06_spi_interface(uint8_t busnum, uint32_t device, int bus_frequency, spi_mode_e spi_mode);
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#endif // CONFIG_SPI
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#if defined(CONFIG_I2C)
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extern spl06::ISPL06 *spl06_i2c_interface(uint8_t busnum, uint32_t device, int bus_frequency);
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#endif // CONFIG_I2C
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