ads1118.h

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#pragma once
 
#include "esphome/components/spi/spi.h"
#include "esphome/core/component.h"
#include "esphome/core/hal.h"
 
namespace esphome::ads1118 {
 
enum ADS1118Multiplexer {
  ADS1118_MULTIPLEXER_P0_N1 = 0b000,
  ADS1118_MULTIPLEXER_P0_N3 = 0b001,
  ADS1118_MULTIPLEXER_P1_N3 = 0b010,
  ADS1118_MULTIPLEXER_P2_N3 = 0b011,
  ADS1118_MULTIPLEXER_P0_NG = 0b100,
  ADS1118_MULTIPLEXER_P1_NG = 0b101,
  ADS1118_MULTIPLEXER_P2_NG = 0b110,
  ADS1118_MULTIPLEXER_P3_NG = 0b111,
};
 
enum ADS1118Gain {
  ADS1118_GAIN_6P144 = 0b000,
  ADS1118_GAIN_4P096 = 0b001,
  ADS1118_GAIN_2P048 = 0b010,
  ADS1118_GAIN_1P024 = 0b011,
  ADS1118_GAIN_0P512 = 0b100,
  ADS1118_GAIN_0P256 = 0b101,
};
 
class ADS1118 final : public Component,
                      public spi::SPIDevice<spi::BIT_ORDER_MSB_FIRST, spi::CLOCK_POLARITY_LOW,
                                            spi::CLOCK_PHASE_TRAILING, spi::DATA_RATE_1MHZ> {
 public:
  ADS1118() = default;
  void setup() override;
  void dump_config() override;
  float request_measurement(ADS1118Multiplexer multiplexer, ADS1118Gain gain, bool temperature_mode);
 
 protected:
  uint16_t config_{0};
};
 
}  // namespace esphome::ads1118