clock

clock.ino

#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define OLED_RESET 9
Adafruit_SSD1306 display(OLED_RESET);
#include <Encoder.h>

#include <DS3231M.h> 
DS3231M_Class DS3231M; // Create an instance of the DS3231M


int bled = 13;
int o1pin = 5;
int o2pin = 4;
int btn1;
int btn2;
int btn3;
int enca = 3;
int encb = 2;
Encoder myEnc(enca, encb);
long oldPosition  = -999;
long newPosition = 0;
int o1 = 0;
int o2 = 0;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(o2pin, INPUT);
  pinMode(o1pin, INPUT);
  //0x3c
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);  // initialize with the I2C addr 0x3C (for the 128x32)
  display.display();
  display.println("initializing clock");
  while (!DS3231M.begin()) { // Initialize RTC communications
    display.println("clock not found...");
    display.display();
    delay(1000);
  } // of loop until device is located
  digitalWrite(bled, HIGH);
  
  delay(500);

  // Clear the buffer.
  display.clearDisplay();

  // draw a single pixel
  display.drawPixel(10, 10, WHITE);
  // Show the display buffer on the hardware.
  // NOTE: You _must_ call display after making any drawing commands
  // to make them visible on the display hardware!
  display.println("setup done");
  display.display();
  Serial.println("setup done");
}

DateTime now;
void drawState(){
  display.clearDisplay();
  display.setTextSize(1);
  display.setTextColor(WHITE);
  display.setCursor(0,0);
  display.print(o1);
  display.print("-");
  display.println(o2);
  
  
  if (newPosition != oldPosition) {
    oldPosition = newPosition;
    Serial.println(newPosition);
    Serial.print(o1);
    Serial.print("-");
    Serial.println(o2);
  }
  display.println(newPosition);

  now = DS3231M.now();
  display.print(now.month());
  display.print("/"); display.print(now.day());  
  display.print("/"); display.print(now.year());
  display.print(" "); display.print(now.hour());
  display.print(":"); display.print(now.minute());
  display.print(" "); display.println(now.second());
  display.display();
}

void loop() {
  // put your main code here, to run repeatedly:
  newPosition = myEnc.read();
  o1 = digitalRead(o1pin);
  o2 = digitalRead(o2pin);
  drawState();
  
}