Obsługa poziomu baterii podczs ładowania
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ESP32/TempHumLoggerHomeKit/Battery analyze charge.xlsx
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ESP32/TempHumLoggerHomeKit/Battery analyze charge.xlsx
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ESP32/TempHumLoggerHomeKit/Battery analyze dicharge.xlsx
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ESP32/TempHumLoggerHomeKit/Battery analyze dicharge.xlsx
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@@ -9,7 +9,7 @@
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#include "SD.h"
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#include "SPI.h"
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#define Version "0.30"
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#define Version "0.33"
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#define WIRE Wire
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#define DHTTYPE DHT22
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#define DHTPIN 4
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@@ -49,6 +49,10 @@ int adcVoltValue;
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float measuredVoltage = 0;
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float batteryVoltage = 0;
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float quickBatteryVoltage = 0;
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float quickBatteryVoltage2 = 0;
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float quickBatteryVoltage3 = 0;
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float quickBatteryVoltage4 = 0;
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float currentBatteryVoltage = 0;
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float lastBatteryVoltage = 0;
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int battLifeMins = 998;
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@@ -58,6 +62,12 @@ int estMins = 0;
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int batteryPercent = 0;
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int batteryBarWidth = 0;
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char dateString[21];
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std::string chrgState;
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unsigned long previousMillis = 0;
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const unsigned long interval = 1000;
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unsigned long currentMillis = millis();
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String formatNumber(float number, int decimalPlaces = 1 ) {
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String str = String(number, decimalPlaces);
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@@ -65,6 +75,96 @@ String formatNumber(float number, int decimalPlaces = 1 ) {
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return str;
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}
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String leadZero(float number) {
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String str = String(int(number));
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str.trim();
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if (number < 10) {
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str = "0" + str;
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}
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return str;
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}
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float voltageToPercentage(float voltage) {
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// Reprezentatywne punkty (wolt, procent)
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const int nPoints = 9;
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// Napięcia – uporządkowane malejąco
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float vPoints[nPoints] = {4.06, 4.00, 3.95, 3.90, 3.85, 3.80, 3.70, 3.45, 2.75};
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// Odpowiednie poziomy naładowania
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float pPoints[nPoints] = {100, 95, 90, 80, 70, 60, 50, 10, 0};
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if (voltage >= vPoints[0])
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return pPoints[0];
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if (voltage <= vPoints[nPoints - 1])
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return pPoints[nPoints - 1];
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for (int i = 0; i < nPoints - 1; i++) {
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if (voltage <= vPoints[i] && voltage > vPoints[i + 1]) {
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// Obliczamy współczynnik interpolacji
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float fraction = (voltage - vPoints[i + 1]) / (vPoints[i] - vPoints[i + 1]);
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// Interpolacja liniowa między punktami
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return pPoints[i + 1] + fraction * (pPoints[i] - pPoints[i + 1]);
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}
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}
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return 0; // Domyślnie – choć powinno się tu już nie dojść
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}
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// Funkcja liniowej interpolacji
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float interpolate(float x, float x0, float x1, float y0, float y1) {
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return y0 + (x - x0) * (y1 - y0) / (x1 - x0);
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}
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// Funkcja przeliczająca napięcie (w V) na procent naładowania baterii w trakcie ładowania
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float chargeVoltageToPercentage(float voltage) {
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// Przykładowe punkty (napięcie w V rosnąco)
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// Dopasuj je do własnych obserwacji / charakterystyki baterii
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const int nPoints = 10;
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float vPoints[nPoints] = {
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4.03, // ~0%
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4.06, // ~1%
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4.12, // ~5%
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4.14, // ~10%
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4.16, // ~30%
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4.18, // ~60%
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4.19, // ~80%
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4.20, // ~95%
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4.21, // ~98%
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4.22 // 100%
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};
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float pPoints[nPoints] = {
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0, // 4.03 V
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1, // 4.06 V
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5, // 4.12 V
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10, // 4.14 V
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30, // 4.16 V
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60, // 4.18 V
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80, // 4.19 V
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95, // 4.20 V
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98, // 4.21 V
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100 // 4.22 V
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};
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// 1. Jeśli napięcie jest poniżej najniższego punktu, zwróć minimalny procent
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if (voltage <= vPoints[0]) {
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return pPoints[0];
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}
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// 2. Jeśli napięcie przekracza najwyższy punkt, zwróć maksymalny procent
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if (voltage >= vPoints[nPoints - 1]) {
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return pPoints[nPoints - 1];
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}
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// 3. Znajdź przedział, w którym mieści się zmierzone napięcie
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for (int i = 0; i < nPoints - 1; i++) {
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if (voltage >= vPoints[i] && voltage < vPoints[i + 1]) {
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// Interpolacja liniowa między sąsiednimi punktami
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return interpolate(voltage, vPoints[i], vPoints[i + 1], pPoints[i], pPoints[i + 1]);
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}
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}
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// Nie powinniśmy tu trafić, ale na wszelki wypadek:
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return 0.0;
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}
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void setup() {
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Serial.begin(115200);
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Wire.begin(21, 22);
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@@ -151,11 +251,16 @@ void setup() {
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measuredVoltage = (adcVoltValue * adcMaxVoltage) / adcResolution;
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batteryVoltage = (measuredVoltage * voltageDividerFactor)+0.1;
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currentBatteryVoltage = batteryVoltage;
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quickBatteryVoltage = batteryVoltage;
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quickBatteryVoltage2 = batteryVoltage;
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quickBatteryVoltage3 = batteryVoltage;
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quickBatteryVoltage4 = batteryVoltage;
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//setup END
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//######################
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}
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void loop() {
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currentMillis = millis();
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display.clearDisplay();
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////DIAGNOSTIC menu nr diag
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// display.setCursor(75, 16);
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@@ -339,19 +444,30 @@ void loop() {
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display.setCursor(80,8);
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display.print("V:");
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display.setCursor(95, 8);
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display.print(batteryVoltage);
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display.print(formatNumber(batteryVoltage,2));
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display.setCursor(0, 24);
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if (currentBatteryVoltage >= 4.20 ){
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display.print("Full");
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} else if ((lastBatteryVoltage < currentBatteryVoltage && currentBatteryVoltage >= 2.0) || currentBatteryVoltage >= 4.06 ){
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chrgState = "FUL";
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} else if ((lastBatteryVoltage < currentBatteryVoltage && currentBatteryVoltage >= 2.0&& currentBatteryVoltage >= 4.0 ) || currentBatteryVoltage >= 4.10 ){
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display.print("Charging");
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chrgState = "CHR";
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} else if (lastBatteryVoltage > currentBatteryVoltage && currentBatteryVoltage >= 2.0 ) {
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display.print("Discharge");
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chrgState = "DSG";
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} else {
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display.print("---");
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chrgState = "---";
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}
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batteryPercent = voltageToPercentage(currentBatteryVoltage);
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if (chrgState == "DSG"){
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batteryPercent = voltageToPercentage(currentBatteryVoltage);
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} else if (chrgState == "CHR") {
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batteryPercent = chargeVoltageToPercentage(currentBatteryVoltage);
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} else {
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batteryPercent = 100;
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}
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display.setCursor(60, 24);
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display.print("Est:");
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@@ -434,10 +550,17 @@ void loop() {
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}
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}
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adcVoltValue = analogRead(VOLT_IN); // Odczyt wartości ADC z GPIO36
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measuredVoltage = (adcVoltValue * adcMaxVoltage) / adcResolution;
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batteryVoltage = (measuredVoltage * voltageDividerFactor)+0.1;
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if (currentMillis - previousMillis >= interval) {
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previousMillis = currentMillis;
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adcVoltValue = analogRead(VOLT_IN); // Odczyt wartości ADC z GPIO36
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measuredVoltage = (adcVoltValue * adcMaxVoltage) / adcResolution;
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quickBatteryVoltage4 = quickBatteryVoltage3;
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quickBatteryVoltage3 = quickBatteryVoltage2;
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quickBatteryVoltage2 = quickBatteryVoltage;
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quickBatteryVoltage = (measuredVoltage * voltageDividerFactor)+0.1;
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batteryVoltage = (quickBatteryVoltage + quickBatteryVoltage2 + quickBatteryVoltage3 + quickBatteryVoltage4)/4;
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}
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// Log napiećia docelowoe procent baterii
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// kiedy zaden przycisk nie jest wcisniety
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if (abs (batteryVoltage - currentBatteryVoltage) >= 0.14 && digitalRead(BTN_DOWN) == LOW && digitalRead(BTN_UP) == LOW && digitalRead(BTN_ENTER) == LOW ) {
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@@ -457,7 +580,9 @@ void loop() {
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display.fillRect(0, 0, 124, 64, SSD1306_WHITE);
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file.print(dateString);
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file.print(" Battery %: ");
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file.println(batteryPercent);
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file.print(batteryPercent);
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file.print(" V: ");
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file.println(currentBatteryVoltage);
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file.close();
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}
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}
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@@ -491,43 +616,9 @@ void loop() {
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yield();
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}
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String leadZero(float number) {
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String str = String(int(number));
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str.trim();
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if (number < 10) {
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str = "0" + str;
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}
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return str;
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}
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float voltageToPercentage(float voltage) {
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// Reprezentatywne punkty (wolt, procent)
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const int nPoints = 9;
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// Napięcia – uporządkowane malejąco
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float vPoints[nPoints] = {4.06, 4.00, 3.95, 3.90, 3.85, 3.80, 3.70, 3.45, 2.75};
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// Odpowiednie poziomy naładowania
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float pPoints[nPoints] = {100, 95, 90, 80, 70, 60, 50, 10, 0};
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if (voltage >= vPoints[0])
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return pPoints[0];
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if (voltage <= vPoints[nPoints - 1])
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return pPoints[nPoints - 1];
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for (int i = 0; i < nPoints - 1; i++) {
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if (voltage <= vPoints[i] && voltage > vPoints[i + 1]) {
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// Obliczamy współczynnik interpolacji
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float fraction = (voltage - vPoints[i + 1]) / (vPoints[i] - vPoints[i + 1]);
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// Interpolacja liniowa między punktami
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return pPoints[i + 1] + fraction * (pPoints[i] - pPoints[i + 1]);
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}
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}
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return 0; // Domyślnie – choć powinno się tu już nie dojść
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}
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//Main feature:
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// RTC z możliwością ustawienia godziny
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// odczyt wilgotności, temperatury i temperatury odcuwalnej
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// zasilanie bateryjne
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// zasilanie bateryjne wraz z obsługą poziomu baterii i estymowanym czasem pracy na baterii
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// menu
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//2DO zapis na karcie SD
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