//
// ***Under development
//

#include <Wire.h>
#include <ADS1115_WE.h>

#define I2C_ADDRESS_ADS1115_1 0x48 //ADDR pin to GND.
#define I2C_ADDRESS_ADS1115_2 0x49 //ADDR pin to VCC.
#define I2C_ADDRESS_ADS1115_3 0x4A //ADDR pin to SDA.
#define I2C_ADDRESS_ADS1115_4 0x4B //ADDR pin to SCL.

#define AAS1115_OBJ_INDEX 4
ADS1115_WE AAS1115_OBJ[4] = {ADS1115_WE(I2C_ADDRESS_ADS1115_1), ADS1115_WE(I2C_ADDRESS_ADS1115_2), ADS1115_WE(I2C_ADDRESS_ADS1115_3), ADS1115_WE(I2C_ADDRESS_ADS1115_4)};
#define AAS1115_PORTS_INDEX 4
int ADS1115_PORTS[4] = {ADS1115_COMP_0_GND, ADS1115_COMP_1_GND, ADS1115_COMP_2_GND, ADS1115_COMP_3_GND};


void setup() {
  Wire.begin();
  Serial.begin(9600);
  
  int i;
  for (i = 0; i < AAS1115_OBJ_INDEX; i++) {
    if(!AAS1115_OBJ[i].init()){
      Serial.print("ADS1115_");
      Serial.print(i);
      Serial.println(" not connected!");
    } else {
      AAS1115_OBJ[i].setConvRate(ADS1115_32_SPS);
      AAS1115_OBJ[i].setAlertPinMode(ADS1115_DISABLE_ALERT);
      AAS1115_OBJ[i].setMeasureMode(ADS1115_CONTINUOUS);
      AAS1115_OBJ[i].setVoltageRange_mV(ADS1115_RANGE_4096);
    }
  }
  /* Set voltage range:
     ADS1115_RANGE_6144  +/- 6.144V
     ADS1115_RANGE_4096  +/- 4.096V
     ADS1115_RANGE_2048  +/- 2.048V (default)
     ADS1115_RANGE_1024  +/- 1.024V
     ADS1115_RANGE_0512  +/- 0.512V
     ADS1115_RANGE_0256  +/- 0.256V
  */
  
  /* Set conversion rate:
     Higher rate = faster, lower resolution
     Lower rate = slower, higher resolution
  */
}

void loop() {
  float voltage = 0.0;
  int i;
  int j;
  for (i = 0; i < AAS1115_OBJ_INDEX; i++) {
    for (j = 0; j < AAS1115_PORTS_INDEX; j++) {
      AAS1115_OBJ[i].setCompareChannels(ADS1115_PORTS[j]);
      voltage = AAS1115_OBJ[i].getResult_V();
      Serial.print("ADS1115_");
      Serial.print(i);
      Serial.print(", AIN");
      Serial.print(j);
      Serial.print(": ");
      Serial.print(voltage);
      Serial.println(" V");
    }
  }
  delay(1000);
}