Working on firmware, completly changed code and kept the old one inside ./firmware.
This commit is contained in:
@@ -1,21 +1,29 @@
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// include the library code:
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#include <LiquidCrystal.h>
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#define delay_1 800
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#define b_nav 16
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#define b_ok 18
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#define b_back 19
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#define l_charge 17
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#define a_charge A6
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#define a_batt A7
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// initialize the library with the numbers of the interface pins
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LiquidCrystal lcd(7, 6, 2, 3, 4, 5);
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//Analog volt read pin
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//const int voltPin = A7;
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//Input & Button Logic
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const int numOfInputs = 4;
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const int inputPins[numOfInputs] = {16,18,19,11};
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int inputState[numOfInputs];
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int lastInputState[numOfInputs] = {LOW,LOW,LOW,LOW};
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bool inputFlags[numOfInputs] = {LOW,LOW,LOW,LOW};
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long lastDebounceTime[numOfInputs] = {0,0,0,0};
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long debounceDelay = 5;
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int v_batt = 7; // Voltage line from the battery
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int volt_1 = 0;
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int volt_2 = 1;
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// Function declarations -----------------------------------------------------------------
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void setInputFlags (void);
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void resolveInputFlags (void);
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void printScreen (void);
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void parameterChange (int key);
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void inputAction (int input);
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float volt_pin (int pin); // Read and display voltage
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//-----------------------------------------------------------------------------------------
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// Variables for voltage divider
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float denominator;
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@@ -23,97 +31,113 @@ int resistor1 = 22000; // Values measured in circuit
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int resistor2 = 2200; // for better accuracy
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// ----------------------------------------------------
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// Function declarations -----------------------------------------------------------------
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void volt_batt (void); // Read and display voltage
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//-----------------------------------------------------------------------------------------
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//LCD Menu Logic
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const int numOfScreens = 5;
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int currentScreen = 0;
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String screens[numOfScreens][2] = {{"Voltage 1","Volts"}, {"Voltage 2","Volts"},
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{"Load current","Amps"},{"Batt Voltage","volts"}, {"SD Logging", ""}};
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float parameters[numOfScreens];
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String parameters_sd[2] = {"No","Yes"};
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void setup() {
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pinMode(b_nav, INPUT);
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pinMode(b_ok, INPUT);
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pinMode(b_back, INPUT);
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pinMode(l_charge, OUTPUT);
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for(int i = 0; i < numOfInputs; i++) {
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pinMode(inputPins[i], INPUT);
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// digitalWrite(inputPins[i], HIGH); // pull-up 20k
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}
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//Serial.begin(9600);
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lcd.begin(16, 2);
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// Print a message to the LCD.
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lcd.print("PowerTester v01");
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//Convert resistor values to division value
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// Equation is previously mentions voltage divider equation
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// R2 / (R1 + R2)
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// In this case returns 0.20 or 1/5
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denominator = (float)resistor2 / (resistor1 + resistor2);
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}
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digitalWrite(l_charge, LOW);
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} // Void Setup Close
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void loop() {
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// lcd.setCursor(0, 1); // bottom left
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// lcd.print("");
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if (!digitalRead(b_nav)) {
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volt_batt();
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setInputFlags();
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resolveInputFlags();
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parameters[3] = volt_pin(v_batt);
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parameters[0] = volt_pin(volt_1);
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parameters[1] = volt_pin(volt_2);
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// printScreen();
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// delay(1000);
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}
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else if (!digitalRead(b_ok)) {
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digitalWrite(l_charge, !digitalRead(l_charge));
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lcd.setCursor(0, 1); // bottom left
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lcd.print("Charge is toggled");
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delay(500);
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void setInputFlags() {
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for(int i = 0; i < numOfInputs; i++) {
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int reading = digitalRead(inputPins[i]);
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if (reading != lastInputState[i]) {
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lastDebounceTime[i] = millis();
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}
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if ((millis() - lastDebounceTime[i]) > debounceDelay) {
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if (reading != inputState[i]) {
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inputState[i] = reading;
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if (inputState[i] == HIGH) {
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inputFlags[i] = HIGH;
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}
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}
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}
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lastInputState[i] = reading;
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}
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}
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else if (!digitalRead(b_back)) {
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float voltage_c;
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float cur_c;
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//Obtain RAW voltage data
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voltage_c = analogRead(a_charge);
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//Convert to actual voltage (Calibrated by hand)
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voltage_c = (voltage_c / 1024) * 3.3;
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cur_c = voltage_c / 0.5;
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//Output to LCD
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lcd.setCursor(0, 1); // bottom left
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lcd.print("cur C = ");
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lcd.setCursor(11,1);
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lcd.print(cur_c);
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//Delay to make LCD readable
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delay(500);
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void resolveInputFlags() {
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for(int i = 0; i < numOfInputs; i++) {
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if(inputFlags[i] == HIGH) {
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inputAction(i);
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inputFlags[i] = LOW;
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printScreen();
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}
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}
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}
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else {
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volt_batt();
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void inputAction(int input) {
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if(input == 0) {
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if (currentScreen == 0) {
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currentScreen = numOfScreens-1;
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}else{
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currentScreen--;
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}
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}else if(input == 1) {
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if (currentScreen == numOfScreens-1) {
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currentScreen = 0;
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}else{
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currentScreen++;
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}
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}else if(input == 2) {
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parameterChange(0);
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}else if(input == 3) {
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parameterChange(1);
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}
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}
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void parameterChange(int key) {
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if(key == 0) {
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parameters[currentScreen]++;
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}else if(key == 1) {
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parameters[currentScreen]--;
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}
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}
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void printScreen() {
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lcd.clear();
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lcd.print(screens[currentScreen][0]);
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lcd.setCursor(0,1);
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lcd.print(parameters[currentScreen]);
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lcd.print(" ");
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lcd.print(screens[currentScreen][1]);
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}
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} // void loop close
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void volt_batt(void) {
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float volt_pin(int pin) {
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float voltage;
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//Obtain RAW voltage data
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voltage = analogRead(a_batt);
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voltage = analogRead(pin);
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//Convert to actual voltage (Calibrated by hand)
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//Convert to actual voltage
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voltage = (voltage / 1024) * 3.3;
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//Convert to voltage before divider
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// Divide by divider = multiply
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// Divide by 1/5 = multiply by 5
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//Convert to voltage after divider
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voltage = voltage / denominator;
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//Output to LCD
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lcd.setCursor(0, 1); // bottom left
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lcd.print("Batt V = ");
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lcd.setCursor(10,1);
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lcd.print(voltage);
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//Delay to make LCD readable
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delay(500);
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return voltage;
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}
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119
firmware/v01_orig.ino
Normal file
119
firmware/v01_orig.ino
Normal file
@@ -0,0 +1,119 @@
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// include the library code:
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#include <LiquidCrystal.h>
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#define delay_1 800
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#define b_nav 16
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#define b_ok 18
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#define b_back 19
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#define l_charge 17
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#define a_charge A6
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#define a_batt A7
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// initialize the library with the numbers of the interface pins
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LiquidCrystal lcd(7, 6, 2, 3, 4, 5);
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//Analog volt read pin
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//const int voltPin = A7;
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// Variables for voltage divider
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float denominator;
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int resistor1 = 22000; // Values measured in circuit
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int resistor2 = 2200; // for better accuracy
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// ----------------------------------------------------
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// Function declarations -----------------------------------------------------------------
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void volt_batt (void); // Read and display voltage
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//-----------------------------------------------------------------------------------------
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void setup() {
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pinMode(b_nav, INPUT);
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pinMode(b_ok, INPUT);
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pinMode(b_back, INPUT);
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pinMode(l_charge, OUTPUT);
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lcd.begin(16, 2);
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// Print a message to the LCD.
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lcd.print("PowerTester v01");
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//Convert resistor values to division value
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// Equation is previously mentions voltage divider equation
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// R2 / (R1 + R2)
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// In this case returns 0.20 or 1/5
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denominator = (float)resistor2 / (resistor1 + resistor2);
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digitalWrite(l_charge, LOW);
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} // Void Setup Close
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void loop() {
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// lcd.setCursor(0, 1); // bottom left
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// lcd.print("");
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if (!digitalRead(b_nav)) {
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volt_batt();
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}
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else if (!digitalRead(b_ok)) {
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digitalWrite(l_charge, !digitalRead(l_charge));
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lcd.setCursor(0, 1); // bottom left
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lcd.print("Charge is toggled");
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delay(500);
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}
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else if (!digitalRead(b_back)) {
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float voltage_c;
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float cur_c;
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//Obtain RAW voltage data
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voltage_c = analogRead(a_charge);
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//Convert to actual voltage (Calibrated by hand)
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voltage_c = (voltage_c / 1024) * 3.3;
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cur_c = voltage_c / 0.5;
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//Output to LCD
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lcd.setCursor(0, 1); // bottom left
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lcd.print("cur C = ");
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lcd.setCursor(11,1);
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lcd.print(cur_c);
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//Delay to make LCD readable
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delay(500);
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}
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else {
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volt_batt();
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}
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} // void loop close
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void volt_batt(void) {
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float voltage;
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//Obtain RAW voltage data
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voltage = analogRead(a_batt);
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//Convert to actual voltage (Calibrated by hand)
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voltage = (voltage / 1024) * 3.3;
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//Convert to voltage before divider
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// Divide by divider = multiply
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// Divide by 1/5 = multiply by 5
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voltage = voltage / denominator;
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//Output to LCD
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lcd.setCursor(0, 1); // bottom left
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lcd.print("Batt V = ");
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lcd.setCursor(10,1);
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lcd.print(voltage);
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//Delay to make LCD readable
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delay(500);
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}
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