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// Plywood Clock
// Author: tinkrmind
// Attribution 4.0 International (CC BY 4.0). You are free to:
// Share — copy and redistribute the material in any medium or format
// Adapt — remix, transform, and build upon the material for any purpose, even commercially.
// Hurray!
#include <Wire.h>
#include "RTClib.h"
RTC_DS3231 rtc;
#include "Adafruit_NeoPixel.h"
#ifdef __AVR__
#include <avr/power.h>
#endif
#define PIN 6
Adafruit_NeoPixel strip = Adafruit_NeoPixel(60, PIN, NEO_GRB + NEO_KHZ800);
int hourPixel = 0;
int minutePixel = 0;
unsigned long lastRtcCheck;
String inputString = ""; // a string to hold incoming data
boolean stringComplete = false; // whether the string is complete
int level[24] = {31, 51, 37, 64, 50, 224, 64, 102, 95, 255, 49, 44, 65, 230, 80, 77, 102, 87, 149, 192, 67, 109, 68, 77};
void setup () {
#ifndef ESP8266
while (!Serial); // for Leonardo/Micro/Zero
#endif
// This is for Trinket 5V 16MHz, you can remove these three lines if you are not using a Trinket
#if defined (__AVR_ATtiny85__)
if (F_CPU == 16000000) clock_prescale_set(clock_div_1);
#endif
// End of trinket special code
Serial.begin(9600);
strip.begin();
strip.show(); // Initialize all pixels to 'off'
if (! rtc.begin()) {
Serial.println("Couldn't find RTC");
while (1);
}
pinMode(2, INPUT_PULLUP);
// rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
if (rtc.lostPower()) {
Serial.println("RTC lost power, lets set the time!");
// 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(2017, 11, 06, 2, 49, 0));
}
// rtc.adjust(DateTime(2017, 11, 06, 2, 49, 0));
// lightUpEven();
// while (1);
lastRtcCheck = 0;
}
void loop () {
if (millis() - lastRtcCheck > 2000) {
DateTime now = rtc.now();
Serial.print(now.hour(), DEC);
Serial.print(':');
Serial.print(now.minute(), DEC);
Serial.print(':');
Serial.print(now.second(), DEC);
Serial.println();
showTime();
lastRtcCheck = millis();
}
if (!digitalRead(2)) {
lightUpEven();
}
if (stringComplete) {
Serial.println(inputString);
if (inputString[0] == 'l') {
Serial.println("Level");
lightUpEven();
}
if (inputString[0] == 'c') {
Serial.println("Showing time");
showTime();
strip.show();
}
if (inputString[0] == '1') {
Serial.println("Switching on all LEDs");
lightUp(strip.Color(255, 255, 255));
strip.show();
}
if (inputString[0] == '0') {
Serial.println("Clearing strip");
clear();
strip.show();
}
// #3,255 would set led number 3 to level 255,255,255
if (inputString[0] == '#') {
String temp;
temp = inputString.substring(1);
int pixNum = temp.toInt();
temp = inputString.substring(inputString.indexOf(',') + 1);
int intensity = temp.toInt();
Serial.print("Setting ");
Serial.print(pixNum);
Serial.print(" to level ");
Serial.println(intensity);
strip.setPixelColor(pixNum, strip.Color(intensity, intensity, intensity));
strip.show();
}
// #3,255,0,125 would set led number 3 to level 255,0,125
if (inputString[0] == '$') {
String temp;
temp = inputString.substring(1);
int pixNum = temp.toInt();
int rIndex = inputString.indexOf(',') + 1;
temp = inputString.substring(rIndex);
int rIntensity = temp.toInt();
int gIndex = inputString.indexOf(',', rIndex + 1) + 1;
temp = inputString.substring(gIndex);
int gIntensity = temp.toInt();
int bIndex = inputString.indexOf(',', gIndex + 1) + 1;
temp = inputString.substring(bIndex);
int bIntensity = temp.toInt();
Serial.print("Setting ");
Serial.print(pixNum);
Serial.print(" R to ");
Serial.print(rIntensity);
Serial.print(" G to ");
Serial.print(gIntensity);
Serial.print(" B to ");
Serial.println(bIntensity);
strip.setPixelColor(pixNum, strip.Color(rIntensity, gIntensity, bIntensity));
strip.show();
}
if (inputString[0] == 's') {
String temp;
int hour, minute;
temp = inputString.substring(1);
hour = temp.toInt();
int rIndex = inputString.indexOf(',') + 1;
temp = inputString.substring(rIndex);
minute = temp.toInt();
Serial.print("Showing time: ");
Serial.print(hour);
Serial.print(":");
Serial.print(minute);
showTime(hour, minute);
delay(1000);
}
inputString = "";
stringComplete = false;
}
// delay(1000);
}
void serialEvent() {
while (Serial.available()) {
char inChar = (char)Serial.read();
inputString += inChar;
if (inChar == '\n') {
stringComplete = true;
}
delay(1);
}
}
void clear() {
for (uint16_t i = 0; i < strip.numPixels(); i++) {
strip.setPixelColor(i, strip.Color(0, 0, 0));
}
}
void showTime() {
DateTime now = rtc.now();
hourPixel = now.hour() % 12;
minutePixel = (now.minute() / 5) % 12 + 12;
clear();
// strip.setPixelColor(hourPixel, strip.Color(40 + 40 * level[hourPixel], 30 + 30 * level[hourPixel], 20 + 20 * level[hourPixel]));
// strip.setPixelColor(minutePixel, strip.Color(40 + 40 * level[minutePixel], 30 + 30 * level[minutePixel], 20 + 20 * level[minutePixel]));
strip.setPixelColor(hourPixel, strip.Color(level[hourPixel], level[hourPixel], level[hourPixel]));
strip.setPixelColor(minutePixel, strip.Color(level[minutePixel], level[minutePixel], level[minutePixel]));
// lightUp(strip.Color(255, 255, 255));
strip.show();
}
void showTime(int hour, int minute) {
hourPixel = hour % 12;
minutePixel = (minute / 5) % 12 + 12;
clear();
// strip.setPixelColor(hourPixel, strip.Color(40 + 40 * level[hourPixel], 30 + 30 * level[hourPixel], 20 + 20 * level[hourPixel]));
// strip.setPixelColor(minutePixel, strip.Color(40 + 40 * level[minutePixel], 30 + 30 * level[minutePixel], 20 + 20 * level[minutePixel]));
strip.setPixelColor(hourPixel, strip.Color(level[hourPixel], level[hourPixel], level[hourPixel]));
strip.setPixelColor(minutePixel, strip.Color(level[minutePixel], level[minutePixel], level[minutePixel]));
// lightUp(strip.Color(255, 255, 255));
strip.show();
}
void lightUp(uint32_t color) {
for (uint16_t i = 0; i < strip.numPixels(); i++) {
strip.setPixelColor(i, color);
}
strip.show();
}
void lightUpEven() {
for (uint16_t i = 0; i < strip.numPixels(); i++) {
strip.setPixelColor(i, strip.Color(level[i], level[i], level[i]));
}
strip.show();
}
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