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barakuda21
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Sunrise.h and displayhandler.h added Platform ini updated
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‎.pio/build/esp32dev/tmpahxafcje.tmp

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‎.pio/libdeps/esp32dev/Adafruit BusIO

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Subproject commit 186bfb005c6d4b597a09290cb3e451c30a5baa97

‎.pio/libdeps/esp32dev/Adafruit GFX Library

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Subproject commit 5ea4be3ffeae918899aeec8cbb67f87359cf0026

‎.pio/libdeps/esp32dev/Adafruit SSD1306

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Subproject commit 88711efc3e4b4a1a3fb238a1c5aa9590697f9c02

‎.pio/libdeps/esp32dev/ArduinoJson@src-a1164c4c0cec8d7db9eadf9d19ad17c1

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Subproject commit 8f7211a50f19726a0c3698112827d92993c1cc7f

‎.pio/libdeps/esp32dev/AsyncTCP@src-2154f270fe2afd37e50c673663dbc05d

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Subproject commit ca8ac5f919d02bea07b474531981ddbfd64de97c

‎.pio/libdeps/esp32dev/CAN

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Subproject commit 68f4b7fb4c5366d067a363f642d270355d813115

‎.pio/libdeps/esp32dev/ESP Async WebServer

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Subproject commit f71e3d427b5be9791a8a2c93cf8079792c3a9a26

‎.pio/libdeps/esp32dev/ESPUI

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Subproject commit 5cf0ce6afa38511e80038131030b46a385de4f32

‎.pio/libdeps/esp32dev/NTPClient

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Subproject commit 1c04e07f273c6a6614ba28136e9216b5ac401d66

‎.pio/libdeps/esp32dev/PubSubClient

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Subproject commit 2d228f2f862a95846c65a8518c79f48dfc8f188c

‎.pio/libdeps/esp32dev/WiFiManager

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Subproject commit 297123b5d7670e6c734836c13bf5ffd09b094889

‎src/DisplayHandler.cpp

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/*
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This Libary handles the data to the Display
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https://randomnerdtutorials.com/esp32-ssd1306-oled-display-arduino-ide/
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https://randomnerdtutorials.com/esp32-i2c-communication-arduino-ide/
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// Pinout Reference
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https://randomnerdtutorials.com/esp32-pinout-reference-gpios/
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https://randomnerdtutorials.com/esp32-i2c-communication-arduino-ide/
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// Display Driver SSD 1306
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// Size 0,96 Inch 128*64 pixel monocolour
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// Pin wiring
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//Vin 3,3V
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// GND GND#
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// SCL GPIO21 #define Display_I2C_SDA1 21
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// SDA GPIO22 #define Display_I2C_SLC1 22
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/*********
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Rui Santos
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Complete project details at https://randomnerdtutorials.com
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*********/
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#include <Wire.h>
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//#include <spi.h>
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#include <Adafruit_GFX.h>
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#include <Adafruit_SSD1306.h>
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#define SCREEN_WIDTH 128 // OLED display width, in pixels
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#define SCREEN_HEIGHT 64 // OLED display height, in pixels
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// Declaration for an SSD1306 display connected to I2C (SDA GPIO21, SCL GPIO22 pins)
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Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);
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void setup_display(){
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if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3D for 128x64
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Serial.println(F("SSD1306 allocation failed"));
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for(;;);
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}
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delay(2000);
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display.clearDisplay();
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display.setTextSize(2);
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display.setTextColor(WHITE);
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display.setCursor(0, 10);
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// Display static text
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display.println("Hui,");
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display.println("Battary");
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display.println("Storage!");
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display.display();
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}

‎src/sunrise.cpp

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#include <NTPClient.h>
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#include <WiFiUdp.h>
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#define PI 3.1415926536
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int dayofyear=0;
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// Define NTP Client to get time
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WiFiUDP ntpUDP;
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NTPClient timeClient(ntpUDP, "pool.ntp.org");
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//Week Days
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String weekDays[7]={"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"};
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//Month names
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String months[12]={"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"};
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//________________________________________________________________________________________calculate sunrise and sunset
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// die folgenden Formeln wurden der Seite http://lexikon.astronomie.info/zeitgleichung/ entnommen
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// subfunction to compute Sonnendeklination
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float sonnendeklination(int T) {
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// Deklination der Sonne in Radians
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// Formula 2008 by Arnold(at)Barmettler.com, fit to 20 years of average declinations (2008-2017)
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return 0.409526325277017*sin(0.0169060504029192*(T-80.0856919827619));
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}
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// subfunction to compute Zeitdifferenz
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// Dauer des halben Tagbogens in Stunden: Zeit von Sonnenaufgang (Hoehe h) bis zum hoechsten Stand im Sueden
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float zeitdifferenz(float Deklination, float B) {
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return 12.0*acos((sin(-(50.0/60.0)*PI/180.0) - sin(B)*sin(Deklination)) / (cos(B)*cos(Deklination)))/PI;
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}
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// subfunction to compute Zeitgleichung
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float zeitgleichung(int T) {
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return -0.170869921174742*sin(0.0336997028793971 * T + 0.465419984181394) - 0.129890681040717*sin(0.0178674832556871*T - 0.167936777524864);
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}
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// subfunction to compute sunrise
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float aufgang(int T, float B) {
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float DK = sonnendeklination(T);
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return 12 - zeitdifferenz(DK, B) - zeitgleichung(T);
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}
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// subfunction to compute sunset
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float untergang(int T, float B) {
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float DK = sonnendeklination(T);
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return 12 + zeitdifferenz(DK, B) - zeitgleichung(T);
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}
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// subfunction to compute it all  
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/*void initsunset(int T) {
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float Laenge = 10.98;
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float Breite = 48.25;
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int Zone = 2; // Unterschied zu UTC-Zeit ( = 2 in der Sommerzeit, 1 in der Winterzeit )
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float B = Breite*PI/180.0; // geogr. Breite in Radians
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// Berechnung von Sonnenauf- und -Untergang
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float Aufgang = aufgang(T, B); // Sonnenaufgang bei 0 Grad Laenge
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float Untergang = untergang(T, B); // Sonnenuntergang bei 0 Grad Laenge
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Aufgang = Aufgang - Laenge /15.0 + Zone; // Sonnenaufgang bei gesuchter Laenge und Zeitzone in Stunden
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Untergang = Untergang - Laenge /15.0 + Zone; // Sonnenuntergang bei gesuchter Laenge und Zeitzone in Stunden
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Serial.print("Tag: ");Serial.print(T);
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Serial.print(" Aufgang: ");Serial.print(Aufgang);Serial.print(" Untergang: ");Serial.println(Untergang);
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}
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*/
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float computeAufgang(int T, float Laenge, float Breite) {
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int Zone = 1; // Unterschied zu UTC-Zeit ( = 2 in der Sommerzeit, 1 in der Winterzeit )
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float B = Breite*PI/180.0; // geogr. Breite in Radians
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// Berechnung von Sonnenaufgang
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float Aufgang = aufgang(T, B); // Sonnenaufgang bei 0 Grad Laenge
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Aufgang = Aufgang - Laenge /15.0 + Zone; // Sonnenaufgang bei gesuchter Laenge und Zeitzone in Stunden
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return Aufgang;
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}
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float computeUntergang(int T, float Laenge, float Breite) {
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int Zone = 1; // Unterschied zu UTC-Zeit ( = 2 in der Sommerzeit, 1 in der Winterzeit )
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float B = Breite*PI/180.0; // geogr. Breite in Radians
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// Berechnung von Sonnenuntergang
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float Untergang = untergang(T, B); // Sonnenuntergang bei 0 Grad Laenge
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Untergang = Untergang - Laenge /15.0 + Zone; // Sonnenuntergang bei gesuchter Laenge und Zeitzone in Stunden
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return Untergang;
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}
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//___________________________________________________________end calculate sunrise and sunset
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//_____________________________________________________________Calculate Day of year
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/*************************************************
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Program to calculate day of year from the date
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*
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* Enter date (MM/DD/YYYY): 12/30/2006
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* Day of year: 364
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*
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************************************************/
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int caldayofyear(int day,int mon,int year)
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{
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int days_in_feb = 28;
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int doy; // day of year
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doy = day;
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// check for leap year
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if( (year % 4 == 0 && year % 100 != 0 ) || (year % 400 == 0) )
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{
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days_in_feb = 29;
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}
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switch(mon)
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{
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case 2:
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doy += 31;
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break;
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case 3:
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doy += 31+days_in_feb;
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break;
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case 4:
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doy += 31+days_in_feb+31;
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break;
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case 5:
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doy += 31+days_in_feb+31+30;
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break;
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case 6:
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doy += 31+days_in_feb+31+30+31;
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break;
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case 7:
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doy += 31+days_in_feb+31+30+31+30;
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break;
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case 8:
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doy += 31+days_in_feb+31+30+31+30+31;
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break;
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case 9:
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doy += 31+days_in_feb+31+30+31+30+31+31;
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break;
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case 10:
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doy += 31+days_in_feb+31+30+31+30+31+31+30;
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break;
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case 11:
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doy += 31+days_in_feb+31+30+31+30+31+31+30+31;
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break;
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case 12:
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doy += 31+days_in_feb+31+30+31+30+31+31+30+31+30;
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break;
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}
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return doy; // return day of year
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}
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//_________________________________________________________________End calculate day of year
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//____________________________________________________________________SetPV flag
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// this function calculates start and end of the PV production
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// based on sunrise and sunset and a lag factor
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bool setPVstartflag(float lagmorning, float lagevening)
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{
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bool pvstartflag=false;
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float startpv, stoppv;
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float laenge = 9.0658; // Postition of PV
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float breite = 48.7990; // Position of PV
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float currenttime; // this is the time in decimal hours i.e. 8.5
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timeClient.update();
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time_t epochTime = timeClient.getEpochTime();
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float currentHour = timeClient.getHours();// get current hour
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float currentMinute = timeClient.getMinutes(); // get current menutes
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struct tm *ptm = gmtime ((time_t *)&epochTime);
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int monthDay = ptm->tm_mday;// get current day of the month
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int currentMonth = ptm->tm_mon+1;//get current month
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int currentYear = ptm->tm_year+1900; // get current year
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dayofyear=caldayofyear(monthDay,currentMonth,currentYear);// calculate current day of the year
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startpv=computeAufgang(dayofyear, laenge, breite) + lagmorning; // statring time of pv
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stoppv=computeUntergang(dayofyear,laenge,breite)-lagevening; // stop time of PV
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currenttime=currentHour + (currentMinute/60); // calculate current ime in decimal hours
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// figure out wethere pv can produce power or not
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// flag pvstartflag is true at daytime when pv can procuce power
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if (currenttime>=startpv & currenttime<=stoppv){
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pvstartflag=true;
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}else pvstartflag= false;
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//__________________________-Test ausgabe
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Serial.print ("Sonnenaufgang: ");
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Serial.println(computeAufgang(dayofyear, laenge, breite));
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Serial.print("Sonnenuntergang: ");
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Serial.println(computeUntergang(dayofyear,laenge,breite));
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Serial.print("Day of the year: ");
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Serial.println (dayofyear);
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Serial.print("Current minute: ");
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Serial.println (currentMinute);
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Serial.print("Current time decimal: ");
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Serial.println (currenttime);
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Serial.print("start PV: ");
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Serial.println (startpv);
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Serial.print("stoppv PV: ");
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Serial.println (stoppv);
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Serial.print("pvstartflag: ");
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Serial.println (pvstartflag);
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String currentDate = String(currentYear) + "-" + String(currentMonth) + "-" + String(monthDay);
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Serial.print("Current date: ");
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Serial.println(currentDate);
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return pvstartflag; // return pv start produce flag
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}
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//____________________________________________________________________end day of year
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//________________________________________________START NTP Client
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// Initialize a NTPClient to get time to calculate sunrise and sunset
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void setuptimeClient (){
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// Set offset time in seconds to adjust for your timezone, for example:
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// GMT +1 = 3600
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// GMT +8 = 28800
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// GMT -1 = -3600
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// GMT 0 = 0
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timeClient.begin();
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timeClient.setTimeOffset(3600);
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}
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//________________________________________________END NTP client

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