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This driver was developed with a DFRobot SHT10 Temperature and Humidity sensor. This driver should work on all SHT1X devices. It requires a 10K pull-up resistor connected to the data pin. The sensor can be run at differing voltages from 2.5v to 5v. Signed-off-by: Jon Trulson <jtrulson@ics.com>
117 lines
2.7 KiB
C++
117 lines
2.7 KiB
C++
/*
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* Author: Jon Trulson <jtrulson@ics.com>
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* Copyright (c) 2016 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <iostream>
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#include <stdexcept>
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#include "sht1x.hpp"
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using namespace upm;
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using namespace std;
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SHT1X::SHT1X(unsigned int clk_pin, unsigned int data_pin) :
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m_sht1x(sht1x_init(clk_pin, data_pin))
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{
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if (!m_sht1x)
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throw std::runtime_error(string(__FUNCTION__)
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+ ": sht1x_init() failed");
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}
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SHT1X::~SHT1X()
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{
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sht1x_close(m_sht1x);
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}
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void SHT1X::reset()
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{
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sht1x_reset(m_sht1x);
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}
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void SHT1X::update()
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{
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if (sht1x_update(m_sht1x))
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throw std::runtime_error(string(__FUNCTION__)
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+ ": sht1x_update() failed");
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}
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float SHT1X::getTemperature()
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{
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return sht1x_get_temperature(m_sht1x);
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}
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float SHT1X::getHumidity()
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{
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return sht1x_get_humidity(m_sht1x);
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}
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uint8_t SHT1X::readStatus()
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{
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uint8_t status;
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if (sht1x_read_status(m_sht1x, &status))
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throw std::runtime_error(string(__FUNCTION__)
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+ ": sht1x_read_status() failed");
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return status;
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}
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upm_result_t SHT1X::writeStatus(uint8_t status)
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{
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return sht1x_write_status(m_sht1x, status);
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}
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void SHT1X::setVolts(SHT1X_VOLTS_T volts)
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{
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sht1x_set_volts(m_sht1x, volts);
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}
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upm_result_t SHT1X::sendCommand(SHT1X_CMD_T cmd)
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{
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return sht1x_send_command(m_sht1x, cmd);
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}
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upm_result_t SHT1X::waitForResponse()
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{
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return sht1x_wait_for_response(m_sht1x);
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}
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void SHT1X::startXmit()
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{
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sht1x_start_xmit(m_sht1x);
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}
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uint8_t SHT1X::read8Bits()
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{
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uint8_t value;
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sht1x_read_8bits(m_sht1x, &value);
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return value;
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}
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upm_result_t SHT1X::write8Bits(uint8_t byte)
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{
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return sht1x_write_8bits(m_sht1x, byte);
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}
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