2016-01-28 16:12:12 -04:00
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#pragma once
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2014-11-26 08:01:29 -04:00
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#include <inttypes.h>
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2015-08-11 03:28:41 -03:00
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#include <AP_HAL/AP_HAL.h>
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2016-04-18 13:02:52 -03:00
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#include <AP_HAL/I2CDevice.h>
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2014-11-26 08:01:29 -04:00
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2016-04-18 13:02:52 -03:00
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#include "AP_ADC.h"
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2014-11-26 08:01:29 -04:00
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2016-01-28 16:12:12 -04:00
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struct adc_report_s
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2014-11-26 08:01:29 -04:00
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{
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uint8_t id;
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float data;
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};
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class AP_ADC_ADS1115
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{
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public:
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AP_ADC_ADS1115();
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2016-08-02 17:28:28 -03:00
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~AP_ADC_ADS1115();
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2014-11-26 08:01:29 -04:00
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bool init();
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size_t read(adc_report_s *report, size_t length) const;
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2016-01-28 16:12:12 -04:00
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uint8_t get_channels_number() const
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2014-11-26 08:01:29 -04:00
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{
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return _channels_number;
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}
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private:
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static const uint8_t _channels_number;
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2016-07-27 01:39:23 -03:00
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AP_HAL::OwnPtr<AP_HAL::I2CDevice> _dev;
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2014-11-26 08:01:29 -04:00
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uint32_t _last_update_timestamp;
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uint16_t _gain;
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int _channel_to_read;
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adc_report_s *_samples;
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2016-11-04 01:35:45 -03:00
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bool _update();
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2014-11-26 08:01:29 -04:00
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bool _start_conversion(uint8_t channel);
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float _convert_register_data_to_mv(int16_t word) const;
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};
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