Nextion + Arduino. Мысли, идеи. Часть 2

#include <Wire.h>
#include <Adafruit_INA219.h>
#include <SoftwareSerial.h>
#include <Nextion.h>
Adafruit_INA219 ina219;
SoftwareSerial nextion(2, 3);// Nextion TX to pin 2 and RX to pin 3 of Arduino
Nextion myNextion(nextion, 9600); //create a Nextion object named myNextion using the nextion serial port @ 9600bps
    int v=0;
    float busvoltage = 0;
void setup() 
  {
    Serial.begin(9600);
    myNextion.init();
    ina219.begin();
  }
void loop() 
{
  v=0;
  while(v<=100)
  {
    busvoltage = ina219.getBusVoltage_V();
//выводим значения напряжения в текстовое поле t3
    myNextion.setComponentText("t3", String(busvoltage)); 
//выводим значения счетчика от 0 до 100 в текстовое поле t4
    myNextion.setComponentText("t4", String(v));
//Заполняем прогресс бар от 0 до 100%
    myNextion.setComponentValue("j0", v);
    v++;
    delay(100);
  }
}

#include <Wire.h>
#include <Adafruit_INA219.h>
#include <SoftwareSerial.h>
#include <Nextion.h>
Adafruit_INA219 ina219;
SoftwareSerial nextion(2, 3);// Nextion TX to pin 2 and RX to pin 3 of Arduino
Nextion myNextion(nextion, 9600); //create a Nextion object named myNextion using the nextion serial port @ 9600bps
    int v=0;
    float busvoltage = 0;
void setup() 
  {
    Serial.begin(9600);
    myNextion.init();
    ina219.begin();
  }
void loop() 
{
  busvoltage = ina219.getBusVoltage_V();
  if (busvoltage<2.59)
  {  
    myNextion.setComponentText("t0", "Low battery");
    myNextion.setComponentText("t3", "<2.59V"); 
    myNextion.setComponentText("t4", "0");
    myNextion.setComponentValue("j0", 0);
   }
  if (busvoltage>4.26)
  {
    myNextion.setComponentText("t0", "Overcharge");
    myNextion.setComponentText("t3", String(busvoltage));
    myNextion.setComponentText("t4", "100");
    myNextion.setComponentValue("j0", 100);
  }
  if(busvoltage>2.6 && busvoltage<4.25)
  {
    v=(busvoltage-2.6)/0.0165;
    myNextion.setComponentText("t0", "Power monitor");
    myNextion.setComponentText("t3", String(busvoltage)); 
    myNextion.setComponentText("t4", String(v));
    myNextion.setComponentValue("j0", v);
    delay(300);
  }
}

#include <Wire.h>
#include <Adafruit_INA219.h>
#include <SoftwareSerial.h>
#include <Nextion.h>
Adafruit_INA219 ina219;
SoftwareSerial nextion(2, 3);// Nextion TX to pin 2 and RX to pin 3 of Arduino
Nextion myNextion(nextion, 9600); //create a Nextion object named myNextion using the nextion serial port @ 9600bps
    int v=0;
    float busvoltage = 0;
void setup() 
  {
    Serial.begin(9600);
    myNextion.init();
    ina219.begin();
  }
void loop() 
{
  busvoltage = ina219.getBusVoltage_V();
  if (busvoltage<2.59)
  {  
    myNextion.setComponentText("t0", "Low battery");
    myNextion.setComponentText("t3", "<2.59V"); 
    myNextion.setComponentText("t4", "0");
    myNextion.setComponentValue("j0", 0);
   }
  if (busvoltage>4.26)
  {
    myNextion.setComponentText("t0", "Overcharge");
    myNextion.setComponentText("t3", String(busvoltage));
    myNextion.setComponentText("t4", "100");
    myNextion.setComponentValue("j0", 100);
  }
  if(busvoltage>2.6 && busvoltage<4.25)
  {
    v=(busvoltage-2.6)/0.0165;
    myNextion.setComponentText("t0", "Power monitor");
    myNextion.setComponentText("t3", String(busvoltage)); 
    myNextion.setComponentText("t4", String(v));
    myNextion.setComponentValue("j0", v);
    delay(300);
  }
}

#include <Wire.h>
#include <Adafruit_INA219.h>
#include <SoftwareSerial.h>
#include <Nextion.h>

//максимальное и минимальное значения напряжения аккумулятора
//3S
//#define minV 7.5
//#define maxV 12.75
//2S
//#define minV 5
//#define maxV 8.5
//1S
#define minV 2.5
#define maxV 4.25

Adafruit_INA219 ina219;
SoftwareSerial nextion(2, 3);// Nextion TX to pin 2 and RX to pin 3 of Arduino
Nextion myNextion(nextion, 9600); //create a Nextion object named myNextion using the nextion serial port @ 9600bps
    int progressbar=0,i;
    float busvoltage = 0;
String message;
void setup() 
  {
    Serial.begin(9600);
    myNextion.init();
    ina219.begin();
  }

void loop() 
{ 
   
  busvoltage = ina219.getBusVoltage_V();
  if(busvoltage<2.5)
  {
    myNextion.setComponentValue("j0", 0);
    myNextion.setComponentValue("j1", 0);
    myNextion.setComponentText("t0", "LOW");
    delay(100);
  }
  else if(busvoltage>4.25)
  {
    myNextion.setComponentValue("j0", 100);
    myNextion.setComponentValue("j1", 100);
    myNextion.setComponentText("t0", "HIGH");
    delay(100);
  }
  else 
  {
//Масштабирование значений по линейной шкале
//функция map не работает с дробными числами, поэтому *100
    progressbar = map(busvoltage*100, minV*100, maxV*100, 0, 100);
    Serial.print("busvoltage= ");
    Serial.println(busvoltage);
    Serial.print("progressbar= ");
    Serial.println(progressbar);
    myNextion.setComponentValue("j0", progressbar);
    myNextion.setComponentValue("j1", progressbar);
    myNextion.setComponentText("t0", String(busvoltage));
    delay(10);
  }
}