mirror of
https://github.com/IoTManagerProject/IoTManager.git
synced 2026-03-28 15:12:19 +03:00
95 lines
2.9 KiB
C++
95 lines
2.9 KiB
C++
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/******************************************************************
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Used Adafruit ADS1X15 Driver (16-bit Differential or Single-Ended ADCs with PGA and Comparator)
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Support for ADS1015/1115
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https://github.com/adafruit/Adafruit_ADS1X15
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adapted for version 4 @Serghei63
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******************************************************************/
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#include "Global.h"
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#include "Classes/IoTItem.h"
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#include "Wire.h"
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#include <Adafruit_ADS1X15.h> // Библиотека для работы с модулями ADS1115 и ADS1015
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Adafruit_ADS1115 ads;
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class Ads1115 : public IoTItem {
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int _pin;
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bool _isRaw;
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bool _isInited = false;
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public:
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Ads1115(String parameters): IoTItem(parameters) {
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String tmp;
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jsonRead(parameters, "pin", tmp);
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_pin = tmp.toInt();
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jsonRead(parameters, "mode", tmp);
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_isRaw = tmp == "raw";
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if (!ads.begin()) {
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Serial.println("Failed to initialize ADS.");
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_isInited = false;
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} else _isInited = true;
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String gain;
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jsonRead(parameters, "gain", gain);
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if (gain == "1x") ads.setGain(GAIN_ONE);
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else if (gain == "2x") ads.setGain(GAIN_TWO);
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else if (gain == "4x") ads.setGain(GAIN_FOUR);
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else if (gain == "8x") ads.setGain(GAIN_EIGHT);
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else if (gain == "16x") ads.setGain(GAIN_SIXTEEN);
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else ads.setGain(GAIN_TWOTHIRDS);
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// ВОЗМОЖНЫЕ ВАРИАНТЫ УСТАНОВКИ КУ:
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// ads.setGain(GAIN_TWOTHIRDS); //| 2/3х | +/-6.144V | 1bit = 0.1875mV |
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// ads.setGain(GAIN_ONE); //| 1х | +/-4.096V | 1bit = 0.125mV |
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// ads.setGain(GAIN_TWO); //| 2х | +/-2.048V | 1bit = 0.0625mV |
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// ads.setGain(GAIN_FOUR); //| 4х | +/-1.024V | 1bit = 0.03125mV |
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// ads.setGain(GAIN_EIGHT); //| 8х | +/-0.512V | 1bit = 0.015625mV |
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// ads.setGain(GAIN_SIXTEEN); //| 16х | +/-0.256V | 1bit = 0.0078125mV |
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}
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void doByInterval() {
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if (_isInited) {
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if (_isRaw) value.valD = ads.readADC_SingleEnded(_pin); // Чтение АЦП нулевого канала(rawdata)
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else value.valD = ads.computeVolts(ads.readADC_SingleEnded(_pin)); // Чтение АЦП нулевого канала (Вольты)
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regEvent(value.valD, "ADC1115");
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}
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}
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~Ads1115();
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};
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void *getAPI_Ads1115(String subtype, String param)
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{
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if (subtype == F("Ads1115")) {
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return new Ads1115(param);
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} else {
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return nullptr;
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}
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}
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// {
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// "name": "26. Датчик напряжения ADS1115",
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// "num": 26,
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// "type": "Reading",
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// "subtype": "Ads1115",
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// "id": "Ads3",
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// "widget": "anydataVlt",
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// "page": "Сенсоры",
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// "descr": "ADS_3",
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// "pin": "0",
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// "mode": "volt",
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// "gain": "3/4x",
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// "plus": 0,
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// "multiply": 1,
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// "round": 100,
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// "int": 10
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// }
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