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92 lines
2.4 KiB
C++
92 lines
2.4 KiB
C++
#pragma once
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#include <tuple>
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#include <vector>
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#include "esphome/components/i2c/i2c.h"
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#include "esphome/components/sensor/sensor.h"
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#include "esphome/core/component.h"
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#include "esphome/core/optional.h"
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namespace esphome {
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namespace ltr390 {
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enum LTR390CTRL {
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LTR390_CTRL_EN = 1,
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LTR390_CTRL_MODE = 3,
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LTR390_CTRL_RST = 4,
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};
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// enums from https://github.com/adafruit/Adafruit_LTR390/
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// Sensing modes
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enum LTR390MODE {
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LTR390_MODE_ALS,
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LTR390_MODE_UVS,
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};
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// Sensor gain levels
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enum LTR390GAIN {
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LTR390_GAIN_1 = 0,
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LTR390_GAIN_3, // Default
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LTR390_GAIN_6,
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LTR390_GAIN_9,
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LTR390_GAIN_18,
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};
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// Sensor resolution
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enum LTR390RESOLUTION {
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LTR390_RESOLUTION_20BIT,
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LTR390_RESOLUTION_19BIT,
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LTR390_RESOLUTION_18BIT, // Default
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LTR390_RESOLUTION_17BIT,
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LTR390_RESOLUTION_16BIT,
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LTR390_RESOLUTION_13BIT,
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};
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class LTR390Component : public PollingComponent, public i2c::I2CDevice {
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public:
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float get_setup_priority() const override { return setup_priority::DATA; }
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void setup() override;
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void dump_config() override;
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void update() override;
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void set_als_gain_value(LTR390GAIN gain) { this->gain_als_ = gain; }
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void set_uv_gain_value(LTR390GAIN gain) { this->gain_uv_ = gain; }
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void set_als_res_value(LTR390RESOLUTION res) { this->res_als_ = res; }
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void set_uv_res_value(LTR390RESOLUTION res) { this->res_uv_ = res; }
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void set_wfac_value(float wfac) { this->wfac_ = wfac; }
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void set_light_sensor(sensor::Sensor *light_sensor) { this->light_sensor_ = light_sensor; }
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void set_als_sensor(sensor::Sensor *als_sensor) { this->als_sensor_ = als_sensor; }
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void set_uvi_sensor(sensor::Sensor *uvi_sensor) { this->uvi_sensor_ = uvi_sensor; }
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void set_uv_sensor(sensor::Sensor *uv_sensor) { this->uv_sensor_ = uv_sensor; }
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protected:
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optional<uint32_t> read_sensor_data_(LTR390MODE mode);
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void read_als_();
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void read_uvs_();
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void read_mode_(int mode_index);
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bool reading_;
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// a list of modes and corresponding read functions
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std::vector<std::tuple<LTR390MODE, std::function<void()>>> mode_funcs_;
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LTR390GAIN gain_als_;
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LTR390GAIN gain_uv_;
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LTR390RESOLUTION res_als_;
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LTR390RESOLUTION res_uv_;
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float sensitivity_uv_;
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float wfac_;
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sensor::Sensor *light_sensor_{nullptr};
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sensor::Sensor *als_sensor_{nullptr};
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sensor::Sensor *uvi_sensor_{nullptr};
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sensor::Sensor *uv_sensor_{nullptr};
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};
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} // namespace ltr390
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} // namespace esphome
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