adc.h

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/*
 * Copyright 2023 Myron Rodrigues
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef _ADC_H_
#define _ADC_H_
 
#include <Adafruit_ADS1X15.h>
#include <Arduino.h>
#include <SPI.h>
#include <Wire.h>
 
enum class ADCChannel { ph = 0, ec = 1, ldr = 3 };
 
class ADC
{
private:
  Adafruit_ADS1115 ads_;
  TwoWire i2c_bus_;
 
public:
  explicit ADC();
 
  void begin(int addr, int sda_pin, int scl_pin);
 
  int16_t read(ADCChannel ch);
 
  float read_voltage(ADCChannel ch);
};
 
#endif