LasClock with DS3231 RTC modul
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@ -3,9 +3,14 @@
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*
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* Program for a binary laser clock
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*
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* Setup: a Button on pin 12, Led pin 13, Laser / LED on pin 2-11 needs to be pwm!
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* Setup: a Button on pin 12, Led pin 13, Laser / LED on pin 2-11 needs to be pwm! RTC-Modul DS3231 required
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*
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*/
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#include <Wire.h>
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#include "DS3231.h"
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DS3231 clock;
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#define pressed digitalRead(12) == LOW
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//pins for hour display
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@ -13,21 +18,10 @@ const unsigned char H[] = {8,9,10,11};
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//pins for min display
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const unsigned char M[] = {2,3,4,5,6,7};
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//how long takes a minute in ms?
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//const unsigned int mindelay = 60000;
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const unsigned int mindelay = 59000;
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//intensity of laser, when "off": 0 -> 0% on; 255 -> 100% on
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const unsigned int offtime = 160;
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//current time
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unsigned char min = 0;
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unsigned char hour = 0;
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//last time the minute changed
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unsigned long lastmin;
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//remove this line to enable Serial
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#define nolog
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bool houtremp;
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void set(const unsigned char pin, bool on) {
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if(on)
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@ -48,58 +42,50 @@ void write(unsigned char m = 255, unsigned char h = 255) {
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set(H[i], h & (1 << i));
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// analogWrite(H[i], (h & (1 << i)) ? 255 : offtime);
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}
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#ifndef nolog
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//send data to Serial
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Serial.print(hour);
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Serial.print(":");
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Serial.println(min);
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#endif
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}
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//add one minute to the time
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void countTime() {
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if(60 == ++min) {
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min = 0;
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if(13 == ++hour) {
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hour = 1;
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}
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}
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inline void writeTime() {
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write(clock.getMinute(), clock.getHour(houtremp, houtremp));
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}
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void setup() {
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pinMode(13, OUTPUT);
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#ifndef nolog
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Serial.begin(9600);
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#endif
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//Setup pins
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for(unsigned char m = 0; m < 6; m++) {
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pinMode(M[m], OUTPUT);
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}
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for(unsigned char h = 0; h < 4; h++) {
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pinMode(H[h], OUTPUT);
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}
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pinMode(12, INPUT_PULLUP);
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write();
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while(!pressed) delay(5);
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//setup time
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char mode = 0;//mode = 0-> set hour, mode = 1 -> set min, mode = 2 -> exit setup
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bool pres = false;//was button pressed
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unsigned long timeout = millis();
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while(mode < 2) {
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if(pressed) {//button is pressed
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//setup clock modul
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Wire.begin();
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clock.setClockMode(true); //set 12h format
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clock.turnOffAlarm(1);//disable Arlam
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clock.turnOffAlarm(2);
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//Setup pins
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for(unsigned char m = 0; m < 6; m++) {
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pinMode(M[m], OUTPUT);
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}
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for(unsigned char h = 0; h < 4; h++) {
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pinMode(H[h], OUTPUT);
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}
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pinMode(12, INPUT_PULLUP);
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write();
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while(!pressed) delay(5);//wait for press
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//setup time
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char mode = 0;//mode = 0-> set hour, mode = 1 -> set min, mode = 2 -> exit setup
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bool pres = true;//was button pressed
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unsigned long timeout = millis();
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writeTime();
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while(mode < 2) {
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if(pressed) {//button is pressed
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if(!pres) {//button was not pressed before
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timeout = millis();//reset timeout
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pres = true;
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if(mode == 0) {//count hour
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if(++hour == 13)
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hour = 1;
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byte hour = clock.getHour(houtremp, houtremp)+1;
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clock.setHour(hour == 13 ? 1 : hour);
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} else {//count min
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min ++;
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if(min == 60)
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min = 0;
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byte minute = clock.getMinute()+1;
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clock.setMinute(minute == 60 ? 0 : minute);
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}
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write(min, hour);
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writeTime();
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}
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} else {
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pres = false;
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@ -112,33 +98,25 @@ void setup() {
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write();
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delay(300);
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}
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write(min, hour);
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writeTime();
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++mode;//next mode
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//reset timeout
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timeout = millis();
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}
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delay(50);
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}
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lastmin = millis();
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}
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void loop() {
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if((millis() - lastmin) >= mindelay) {
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//update min
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countTime();
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write(min, hour);
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lastmin += mindelay;
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} else {
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#ifndef nolog
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Serial.print(millis()-lastmin);
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Serial.print(" ");
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Serial.println(millis()-lastmin >= mindelay);
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#endif
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}
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//update min
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byte hour = clock.getHour(houtremp, houtremp);
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if(hour > 12)
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hour -=12;
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clock.setHour(hour);
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write(clock.getMinute(), hour);
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//let the led blink
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if(millis()/1000 % 2 == 0) {
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digitalWrite(13, HIGH);
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} else
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digitalWrite(13, LOW);
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delay(50);
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digitalWrite(13, millis()/1000 % 2 == 0);
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delay(500);
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}
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