91 lines
2.6 KiB
C++
91 lines
2.6 KiB
C++
#pragma once
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#include "esphome/components/i2c/i2c.h" // Ensure this header defines i2c::I2CDevice
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#include "esphome/core/component.h" // Ensure this header defines Component
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#include "esphome/components/sensor/sensor.h"
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#include <vector>
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#include <esphome/core/gpio.h>
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namespace esphome {
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namespace ads1115_int {
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enum ADS1115Multiplexer {
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ADS1115_MULTIPLEXER_P0_N1 = 0b000,
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ADS1115_MULTIPLEXER_P0_N3 = 0b001,
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ADS1115_MULTIPLEXER_P1_N3 = 0b010,
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ADS1115_MULTIPLEXER_P2_N3 = 0b011,
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ADS1115_MULTIPLEXER_P0_NG = 0b100,
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ADS1115_MULTIPLEXER_P1_NG = 0b101,
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ADS1115_MULTIPLEXER_P2_NG = 0b110,
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ADS1115_MULTIPLEXER_P3_NG = 0b111,
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ADS1115_MULTIPLEXER_INVALID = 0xFF
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};
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enum ADS1115Gain {
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ADS1115_GAIN_6P144 = 0b000,
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ADS1115_GAIN_4P096 = 0b001,
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ADS1115_GAIN_2P048 = 0b010,
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ADS1115_GAIN_1P024 = 0b011,
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ADS1115_GAIN_0P512 = 0b100,
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ADS1115_GAIN_0P256 = 0b101,
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};
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enum ADS1115Resolution {
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ADS1115_16_BITS = 16,
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ADS1015_12_BITS = 12,
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};
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enum ADS1115Samplerate {
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ADS1115_8SPS = 0b000,
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ADS1115_16SPS = 0b001,
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ADS1115_32SPS = 0b010,
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ADS1115_64SPS = 0b011,
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ADS1115_128SPS = 0b100,
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ADS1115_250SPS = 0b101,
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ADS1115_475SPS = 0b110,
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ADS1115_860SPS = 0b111
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};
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class ADS1115Component : public Component, public i2c::I2CDevice {
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private:
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struct mux_data_item {
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ADS1115Multiplexer multiplexer;
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ADS1115Gain gain;
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ADS1115Resolution resolution;
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ADS1115Samplerate samplerate;
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sensor::Sensor *sensor_ptr; // ADS1115Sensor *sensor_ptr
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mux_data_item() { multiplexer = ADS1115_MULTIPLEXER_INVALID; }
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};
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void request_data();
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int next_mux_data_index();
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void update_sensor();
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int mux_data_index_{0};
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mux_data_item muxdata_[4];
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uint64_t count_{0};
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public:
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void setup() override;
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void dump_config() override;
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/// HARDWARE_LATE setup priority
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// we will force single-shot mode for interrupt operation; kept continuous_mode_ for ease of reversal if needed
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//void set_continuous_mode(bool continuous_mode) { continuous_mode_ = continuous_mode; }
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// Method to read converted data
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double read_data(int16_t& raw_value, int mux_index);
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bool start_single_shot_conversion();
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void set_alert_pin(InternalGPIOPin *pin) { alert_pin_ = pin; }
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bool set_data_ready_mode();
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void set_mux_data(ADS1115Multiplexer multiplexer, ADS1115Gain gain, ADS1115Resolution resolution, ADS1115Samplerate samplerate, sensor::Sensor *sensor_ptr);
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protected:
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uint16_t prev_config_{0};
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bool continuous_mode_{false};
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InternalGPIOPin *alert_pin_;
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static void isr(ADS1115Component *arg);
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};
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} // namespace ads1115_int
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} // namespace esphome
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