horloge et station meteo

#include <Wire.h>
#include <SPI.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BME280.h>

#define BME_SCK 52
#define BME_MISO 50
#define BME_MOSI 51
#define BME_CS 40

#define SEALEVELPRESSURE_HPA (1013.25)

Adafruit_BME280 bme(BME_CS);

unsigned long delayTime;

#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"
#include "SPI.h"

#define TFT_DC 9
#define TFT_CS 10

#define RED2RED 0
#define GREEN2GREEN 1
#define BLUE2BLUE 2
#define BLUE2RED 3
#define GREEN2RED 4
#define RED2GREEN 5

#define ILI9341_GREY 0x2104

Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);

uint32_t runTime = -99999;

int Temp = 0;
int Humid = 0;

#include "RTClib.h"

RTC_PCF8523 rtc;

char daysOfTheWeek[7][12] = {"Dimanche", "Lundi", "Mardi", "Mercredi", "Jeudi", "Vendredi", "Samedi"};


void setup(void) {
  tft.begin();
  tft.setRotation(1);
  tft.fillScreen(ILI9341_BLACK);

  tft.setCursor(2, 90);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(2);
  tft.print("Temperature")  ;

  tft.setCursor(200, 90);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(2);
  tft.print("Humidite")  ;

  while (!Serial);
  Serial.println(F("BME280 test"));

  unsigned status;
  status = bme.begin();

    Serial.begin(57600);

#ifndef ESP8266
  while (!Serial); // wait for serial port to connect. Needed for native USB
#endif

  if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    Serial.flush();
    abort();
  }

  if (! rtc.initialized() || rtc.lostPower()) {
    Serial.println("RTC is NOT initialized, let's set the time!");
    // When time needs to be set on a new device, or after a power loss, the
    // following line sets the RTC to the date & time this sketch was compiled
    //rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
    // This line sets the RTC with an explicit date & time, for example to set
    // January 21, 2014 at 3am you would call:
    // rtc.adjust(DateTime(2014, 1, 21, 3, 0, 0));
    //
    // Note: allow 2 seconds after inserting battery or applying external power
    // without battery before calling adjust(). This gives the PCF8523's
    // crystal oscillator time to stabilize. If you call adjust() very quickly
    // after the RTC is powered, lostPower() may still return true.
  }

  // When time needs to be re-set on a previously configured device, the
  // following line sets the RTC to the date & time this sketch was compiled
  rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  // This line sets the RTC with an explicit date & time, for example to set
  // January 21, 2014 at 3am you would call:
  // rtc.adjust(DateTime(2014, 1, 21, 3, 0, 0));
}

void loop() {

  DateTime now = rtc.now();

  //HEURES,MINUTES,SECONDES
  tft.fillRect (0, 0, 320, 40, ILI9341_BLACK);
  tft.setCursor(70, 5);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(4, 5);
  if (now.hour() < 10) {
    tft.print('0');
  }
  tft.print(now.hour(), DEC);
  tft.print(':');
  if (now.minute() < 10) {
    tft.print('0');
  }
  tft.print(now.minute(), DEC);
  tft.print(':');
  if (now.second() < 10) {
    tft.print('0');
  }
  tft.print(now.second(), DEC);

  //JOURS
  tft.fillRect (0, 60, 120, 20, ILI9341_BLACK);
  tft.setCursor(5, 55);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(2);
  tft.print(daysOfTheWeek[now.dayOfTheWeek()]);

  //DATE
  tft.fillRect (190, 60, 320, 20, ILI9341_BLACK);
  tft.setCursor(200, 55);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(2);
  if (now.day() < 10) {
    tft.print('0');
  }
  tft.print(now.day(), DEC);
  tft.print('/');
  if (now.month() < 10) {
    tft.print('0');
  }
  tft.print(now.month(), DEC);
  tft.print('/');
  tft.print(now.year(), DEC);
  tft.println();
  delay(1000);

  if (millis() - runTime >= 1000L) { // Execute every 2s
    runTime = millis();

    int xpos = 15, ypos = 115, gap = 24, radius = 64;

    ringMeter(Temp, -0, 85, xpos, ypos, radius, "C", GREEN2RED);

    xpos = 180, ypos = 115, gap = 24, radius = 64;

    ringMeter(Humid, -0, 100, xpos, ypos, radius, "%", BLUE2RED);

  }
}
int ringMeter(int value, int vmin, int vmax, int x, int y, int r, char *units, byte scheme)
{
  x += r; y += r;

  int w = r / 4;

  int angle = 150;

  int text_colour = 0;

  int v = map(value, vmin, vmax, -angle, angle);

  byte seg = 5;
  byte inc = 8;

  for (int i = -angle; i < angle; i += inc) {

    int colour = 0;
    switch (scheme) {
      case 0: colour = ILI9341_RED; break;
      case 1: colour = ILI9341_GREEN; break;
      case 2: colour = ILI9341_BLUE; break;
      case 3: colour = rainbow(map(i, -angle, angle, 0, 127)); break;
      case 4: colour = rainbow(map(i, -angle, angle, 63, 127)); break;
      case 5: colour = rainbow(map(i, -angle, angle, 127, 63)); break;
      default: colour = ILI9341_BLUE; break;
    }
    float sx = cos((i - 90) * 0.0174532925);
    float sy = sin((i - 90) * 0.0174532925);
    uint16_t x0 = sx * (r - w) + x;
    uint16_t y0 = sy * (r - w) + y;
    uint16_t x1 = sx * r + x;
    uint16_t y1 = sy * r + y;

    // Calculate pair of coordinates for segment end
    float sx2 = cos((i + seg - 90) * 0.0174532925);
    float sy2 = sin((i + seg - 90) * 0.0174532925);
    int x2 = sx2 * (r - w) + x;
    int y2 = sy2 * (r - w) + y;
    int x3 = sx2 * r + x;
    int y3 = sy2 * r + y;

    if (i < v) { // Fill in coloured segments with 2 triangles
      tft.fillTriangle(x0, y0, x1, y1, x2, y2, colour);
      tft.fillTriangle(x1, y1, x2, y2, x3, y3, colour);
      text_colour = colour; // Save the last colour drawn
    }
    else // Fill in blank segments
    {
      tft.fillTriangle(x0, y0, x1, y1, x2, y2, ILI9341_GREY);
      tft.fillTriangle(x1, y1, x2, y2, x3, y3, ILI9341_GREY);
    }
  }

  // Convert value to a string
  char buf[10];
  byte len = 4; if (value > 999) len = 5;
  dtostrf(value, len, 0, buf);

  tft.fillRect (40, 160, 80, 40, ILI9341_BLACK);
  tft.setTextColor(ILI9341_WHITE, ILI9341_BLACK);
  tft.setCursor(50, 170);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(2);
  tft.print(bme.readTemperature());

  tft.fillRect (200, 160, 80, 40, ILI9341_BLACK);
  tft.setCursor(210, 170);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(2);
  tft.print(bme.readHumidity());

  return x + r;
}

// #########################################################################
// Return a 16 bit rainbow colour
// #########################################################################
unsigned int rainbow(byte value)
{
  // Value is expected to be in range 0-127
  // The value is converted to a spectrum colour from 0 = blue through to 127 = red

  byte red = 0; // Red is the top 5 bits of a 16 bit colour value
  byte green = 0;// Green is the middle 6 bits
  byte blue = 0; // Blue is the bottom 5 bits

  byte quadrant = value / 32;

  if (quadrant == 0) {
    blue = 31;
    green = 2 * (value % 32);
    red = 0;
  }
  if (quadrant == 1) {
    blue = 31 - (value % 32);
    green = 63;
    red = 0;
  }
  if (quadrant == 2) {
    blue = 0;
    green = 63;
    red = value % 32;
  }
  if (quadrant == 3) {
    blue = 0;
    green = 63 - 2 * (value % 32);
    red = 31;
  }
  return (red << 11) + (green << 5) + blue;
}

// #########################################################################
// Return a value in range -1 to +1 for a given phase angle in degrees
// #########################################################################
float sineWave(int phase) {
  return sin(phase * 0.0174532925);
}