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include the libraries:
#include <LiquidCrystal.h>
#include <Wire.h>
#include <Button.h>
#include <EEPROM.h>
#include <EEPROMVar.h>
/**** Define Variables & Constants ****/
/**************************************/
// set the RTC's I2C address
#define DS1307_I2C_ADDRESS 0x68
// create the LCD
LiquidCrystal lcd(8, 7, 5, 4, 16, 2);
// set up backlight
int bkl = 6; // backlight pin
byte bklIdle = 10; // PWM value for backlight at idle
byte bklOn = 70; // PWM value for backlight when on
int bklDelay = 10000; // ms for the backlight to idle before turning off
unsigned long bklTime = 0; // counter since backlight turned on
// create the menu counter
int menuCount = 1;
int menuSelect = 0;
//create the plus and minus navigation delay counter with its initial maximum of 250.
byte btnMaxDelay = 200;
byte btnMinDelay = 25;
byte btnMaxIteration = 5;
byte btnCurrIteration;
//create manual override variables
boolean override = false;
byte overmenu = 0;
int overpercent = 0;
// create the buttons
Button menu = Button(12,PULLDOWN);
Button select = Button(13,PULLDOWN);
Button plus = Button(14,PULLDOWN);
Button minus = Button(15,PULLDOWN);
// LED variables. These control the behavior of lighting. Change these to customize behavoir
int minCounter = 0; // counter that resets at midnight.
int oldMinCounter = 0; // counter that resets at midnight.
int oneLed = 9; // pin for channel 1
int twoLed = 10; // pin for channel 2
int threeLed = 11; // pin for channel 3
int fourLed = 3; // pin for channel 4
int oneVal = 0; // current value for channel 1
int twoVal = 0; // current value for channel 2
int threeVal = 0; // current value for channel 3
int fourVal = 0; // current value for channel 4
// Variables making use of EEPROM memory:
EEPROMVar<int> oneStartMins = 750; // minute to start this channel.
EEPROMVar<int> onePhotoPeriod = 720; // photoperiod in minutes for this channel.
EEPROMVar<int> oneMax = 100; // max intensity for this channel, as a percentage
EEPROMVar<int> oneFadeDuration = 60; // duration of the fade on and off for sunrise and sunset for
// this channel.
EEPROMVar<int> twoStartMins = 810;
EEPROMVar<int> twoPhotoPeriod = 600;
EEPROMVar<int> twoMax = 100;
EEPROMVar<int> twoFadeDuration = 60;
EEPROMVar<int> threeStartMins = 810;
EEPROMVar<int> threePhotoPeriod = 600;
EEPROMVar<int> threeMax = 100;
EEPROMVar<int> threeFadeDuration = 60;
EEPROMVar<int> fourStartMins = 480;
EEPROMVar<int> fourPhotoPeriod = 510;
EEPROMVar<int> fourMax = 100;
EEPROMVar<int> fourFadeDuration = 60;
// variables to invert the output PWM signal,
// for use with drivers that consider 0 to be "on"
// i.e. buckpucks. If you need to provide an inverted
// signal on any channel, set the appropriate variable to true.
boolean oneInverted = false;
boolean twoInverted = false;
boolean threeInverted = false;
boolean fourInverted = false;
/*
int oneStartMins = 1380; // minute to start this channel.
int onePhotoPeriod = 120; // photoperiod in minutes for this channel.
int oneMax = 100; // max intensity for this channel, as a percentage
int oneFadeDuration = 60; // duration of the fade on and off for sunrise and sunset for
// this channel.
int twoStartMins = 800;
int twoPhotoPeriod = 60;
int twoMax = 100;
int twoFadeDuration = 15;
int threeStartMins = 800;
int threePhotoPeriod = 60;
int threeMax = 100;
int threeFadeDuration = 30;
int fourStartMins = 800;
int fourPhotoPeriod = 120;
int fourMax = 100;
int fourFadeDuration = 60;
*/
/****** RTC Functions ******/
/***************************/
// Convert decimal numbers to binary coded decimal
byte decToBcd(byte val)
{
return ( (val/10*16) + (val%10) );
}
// Convert binary coded decimal to decimal numbers
byte bcdToDec(byte val)
{
return ( (val/16*10) + (val%16) );
}
// Sets date and time, starts the clock
void setDate(byte second, // 0-59
byte minute, // 0-59
byte hour, // 1-23
byte dayOfWeek, // 1-7
byte dayOfMonth, // 1
byte month, // 1-12
byte year) // 0
{
Wire.beginTransmission(DS1307_I2C_ADDRESS);
Wire.send(0);
Wire.send(decToBcd(second));
Wire.send(decToBcd(minute));
Wire.send(decToBcd(hour));
Wire.send(decToBcd(dayOfWeek));
Wire.send(decToBcd(dayOfMonth));
Wire.send(decToBcd(month));
Wire.send(decToBcd(year));
Wire.endTransmission();
}
// Gets the date and time
void getDate(byte *second,
byte *minute,
byte *hour,
byte *dayOfWeek,
byte *dayOfMonth,
byte *month,
byte *year)
{
Wire.beginTransmission(DS1307_I2C_ADDRESS);
Wire.send(0);
Wire.endTransmission();
Wire.requestFrom(DS1307_I2C_ADDRESS, 7);
*second = bcdToDec(Wire.receive() & 0x7f);
*minute = bcdToDec(Wire.receive());
*hour = bcdToDec(Wire.receive() & 0x3f);
*dayOfWeek = bcdToDec(Wire.receive());
*dayOfMonth = bcdToDec(Wire.receive());
*month = bcdToDec(Wire.receive());
*year = bcdToDec(Wire.receive());
}
/****** LED Functions ******/
/***************************/
//function to set LED brightness according to time of day
//function has three equal phases - ramp up, hold, and ramp down
int setLed(int mins, // current time in minutes
int ledPin, // pin for this channel of LEDs
int start, // start time for this channel of LEDs
int period, // photoperiod for this channel of LEDs
int fade, // fade duration for this channel of LEDs
int ledMax, // max value for this channel
boolean inverted // true if the channel is inverted
) {
int val = 0;
//fade up
if (mins > start || mins <= start + fade) {
val = map(mins - start, 0, fade, 0, ledMax);
}
//fade down
if (mins > start + period - fade && mins <= start + period) {
val = map(mins - (start + period - fade), 0, fade, ledMax, 0);
}
//off or post-midnight run.
if (mins <= start || mins > start + period) {
if((start+period)%1440 < start && (start + period)%1440 > mins )
{
val=map((start+period-mins)%1440,0,fade,0,ledMax);
}
else
val = 0;
}
if (val > ledMax) {val = ledMax;}
if (val < 0) {val = 0; }
if (inverted) {analogWrite(ledPin, map(val, 0, 100, 255, 0));}
else {analogWrite(ledPin, map(val, 0, 100, 0, 255));}
if(override){val=overpercent;}
return val;
}
/**** Display Functions ****/
/***************************/
//button hold function
int btnCurrDelay(byte curr)
{
if(curr==btnMaxIteration)
{
btnCurrIteration = btnMaxIteration;
return btnMaxDelay;
}
else if(btnCurrIteration ==0)
{
return btnMinDelay;
}
else
{
btnCurrIteration--;
return btnMaxDelay;
}
}
// format a number of minutes into a readable time (24 hr format)
void printMins(int mins, //time in minutes to print
boolean ampm //print am/pm?
) {
int hr = (mins%1440)/60;
int mn = mins%60;
if(hr<10){
lcd.print(" ");
}
lcd.print(hr);
lcd.print(":");
if(mn<10){
lcd.print("0");
}
lcd.print(mn);
}
// format hours, mins, secs into a readable time (24 hr format)
void printHMS (byte hr,
byte mn,
byte sec //time to print
)
{
if(hr<10){
lcd.print(" ");
}
lcd.print(hr, DEC);
lcd.print(":");
if(mn<10){
lcd.print("0");
}
lcd.print(mn, DEC);
lcd.print(":");
if(sec<10){
lcd.print("0");
}
lcd.print(sec, DEC);
}
void ovrSetAll(int pct){
analogWrite(oneLed,map(pct,0,100,0,255));
analogWrite(twoLed,map(pct,0,100,0,255));
analogWrite(threeLed,map(pct,0,100,0,255));
analogWrite(fourLed,map(pct,0,100,0,255));
}
/**** Setup ****/
/***************/
void setup() {
Wire.begin();
pinMode(bkl, OUTPUT);
lcd.begin(16, 2);
digitalWrite(bkl, HIGH);
lcd.print("Matteo-Reef");
lcd.setCursor(0,1);
lcd.print("");
delay(5000);
lcd.clear();
analogWrite(bkl,bklIdle);
btnCurrIteration = btnMaxIteration;
}
/***** Loop *****/
/****************/
void loop() {
byte second, minute, hour, dayOfWeek, dayOfMonth, month, year;
getDate(&second, &minute, &hour, &dayOfWeek, &dayOfMonth, &month, &year);
oldMinCounter = minCounter;
minCounter = hour * 60 + minute;
//reset plus & minus acceleration counters if the button's state has changed
if(plus.stateChanged())
{
btnCurrDelay(btnMaxIteration);
}
if(minus.stateChanged())
{
btnCurrDelay(btnMaxIteration);
}
//check & set fade durations
if(oneFadeDuration > onePhotoPeriod/2 && onePhotoPeriod >0){oneFadeDuration = onePhotoPeriod/2;}
if(oneFadeDuration<1){oneFadeDuration=1;}
if(twoFadeDuration > twoPhotoPeriod/2 && twoPhotoPeriod >0){twoFadeDuration = twoPhotoPeriod/2;}
if(twoFadeDuration<1){twoFadeDuration=1;}
if(threeFadeDuration > threePhotoPeriod/2 && threePhotoPeriod >0){threeFadeDuration = threePhotoPeriod/2;}
if(threeFadeDuration<1){threeFadeDuration=1;}
if(fourFadeDuration > fourPhotoPeriod/2 && fourPhotoPeriod > 0){fourFadeDuration = fourPhotoPeriod/2;}
if(fourFadeDuration<1){fourFadeDuration=1;}
//check & set any time functions
//set outputs
if(!override){
oneVal = setLed(minCounter, oneLed, oneStartMins, onePhotoPeriod, oneFadeDuration, oneMax, oneInverted);
twoVal = setLed(minCounter, twoLed, twoStartMins, twoPhotoPeriod, twoFadeDuration, twoMax, twoInverted);
threeVal = setLed(minCounter, threeLed, threeStartMins, threePhotoPeriod, threeFadeDuration, threeMax, threeInverted);
fourVal = setLed(minCounter, fourLed, fourStartMins, fourPhotoPeriod, fourFadeDuration, fourMax, fourInverted);
}
else{
ovrSetAll(overpercent);
}
//turn the backlight off and reset the menu if the idle time has elapsed
if(bklTime + bklDelay < millis() && bklTime > 0 ){
analogWrite(bkl,bklIdle);
menuCount = 1;
lcd.clear();
bklTime = 0;
}
//iterate through the menus
if(menu.uniquePress()){
analogWrite(bkl,bklOn);
bklTime = millis();
if(menuCount < 20){
menuCount++;
}else {
menuCount = 1;
}
lcd.clear();
}
if(menuCount == 1){
//main screen turn on!!!
if (minCounter > oldMinCounter){
lcd.clear();
}
lcd.setCursor(0,0);
printHMS(hour, minute, second);
lcd.setCursor(0,1);
lcd.print(oneVal);
lcd.setCursor(4,1);
lcd.print(twoVal);
lcd.setCursor(8,1);
lcd.print(threeVal);
lcd.setCursor(12,1);
lcd.print(fourVal);
//debugging function to use the select button to advance the timer by 1 minute
//if(select.uniquePress()){setDate(second, minute+1, hour, dayOfWeek, dayOfMonth, month, year);}
}
if(menuCount == 2){
//Manual Override Menu
lcd.setCursor(0,0);
lcd.print("Manual Overrides");
lcd.setCursor(0,1);
lcd.print("All: ");
if(select.uniquePress()){
if(menuSelect < 3){menuSelect++;}
else{menuSelect = 0;}
bklTime = millis();
}
if(menuSelect == 0){
lcd.print("Timer");
override = false;}
if(menuSelect == 1){
lcd.print("ON ");
overpercent = 100;
override = true;}
if(menuSelect == 2){
lcd.print("OFF ");
overpercent = 0;
override = true;}
if(menuSelect == 3){
override = true;
lcd.print(overpercent,DEC);
lcd.print("% ");
if(plus.isPressed() && overpercent <100)
{
overpercent++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && overpercent > 0)
{
overpercent--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
}
if(menuCount == 3){
//set start time for channel one
lcd.setCursor(0,0);
lcd.print("Channel 1 Start");
lcd.setCursor(0,1);
printMins(oneStartMins, true);
if(plus.isPressed() && oneStartMins < 1440){
oneStartMins++;
if(onePhotoPeriod >0){onePhotoPeriod--;}
else{onePhotoPeriod=1439;}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && oneStartMins > 0){
oneStartMins--;
if(onePhotoPeriod<1439){onePhotoPeriod++;}
else{onePhotoPeriod=0;}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 4){
//set end time for channel one
lcd.setCursor(0,0);
lcd.print("Channel 1 End");
lcd.setCursor(0,1);
printMins(oneStartMins+onePhotoPeriod, true);
if(plus.isPressed()){
if(onePhotoPeriod < 1439){
onePhotoPeriod++;}
else{
onePhotoPeriod=0;
}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed()){
if(onePhotoPeriod >0){
onePhotoPeriod--;}
else{
onePhotoPeriod=1439;
}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 5){
//set fade duration for channel one
lcd.setCursor(0,0);
lcd.print("Channel 1 Fade");
lcd.setCursor(0,1);
printMins(oneFadeDuration, false);
if(plus.isPressed() && (oneFadeDuration < onePhotoPeriod/2 || oneFadeDuration == 0)){
oneFadeDuration++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && oneFadeDuration > 1){
oneFadeDuration--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 6){
//set intensity for channel one
lcd.setCursor(0,0);
lcd.print("Channel 1 Max");
lcd.setCursor(1,1);
lcd.print(oneMax);
lcd.print(" ");
if(plus.isPressed() && oneMax < 100){
oneMax++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && oneMax > 0){
oneMax--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 7){
//set start time for channel two
lcd.setCursor(0,0);
lcd.print("Channel 2 Start");
lcd.setCursor(0,1);
printMins(twoStartMins, true);
if(plus.isPressed() && twoStartMins < 1440){
twoStartMins++;
if(twoPhotoPeriod >0){twoPhotoPeriod--;}
else{twoPhotoPeriod=1439;}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && twoStartMins > 0){
twoStartMins--;
if(twoPhotoPeriod<1439){twoPhotoPeriod++;}
else{twoPhotoPeriod=0;}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 8){
//set end time for channel two
lcd.setCursor(0,0);
lcd.print("Channel 2 End");
lcd.setCursor(0,1);
printMins(twoStartMins+twoPhotoPeriod, true);
if(plus.isPressed()){
if(twoPhotoPeriod < 1439){
twoPhotoPeriod++;}
else{
twoPhotoPeriod=0;
}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed()){
if(twoPhotoPeriod >0){
twoPhotoPeriod--;}
else{
twoPhotoPeriod=1439;
}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 9){
//set fade duration for channel two
lcd.setCursor(0,0);
lcd.print("Channel 2 Fade");
lcd.setCursor(0,1);
printMins(twoFadeDuration, false);
if(plus.isPressed() && (twoFadeDuration < twoPhotoPeriod/2 || twoFadeDuration == 0)){
twoFadeDuration++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && twoFadeDuration > 1){
twoFadeDuration--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 10){
//set intensity for channel two
lcd.setCursor(0,0);
lcd.print("Channel 2 Max");
lcd.setCursor(1,1);
lcd.print(twoMax);
lcd.print(" ");
if(plus.isPressed() && twoMax < 100){
twoMax++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && twoMax > 0){
twoMax--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 11){
//set start time for channel three
lcd.setCursor(0,0);
lcd.print("Channel 3 Start");
lcd.setCursor(0,1);
printMins(threeStartMins, true);
if(plus.isPressed() && threeStartMins < 1440){
threeStartMins++;
if(threePhotoPeriod >0){threePhotoPeriod--;}
else{threePhotoPeriod=1439;}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && threeStartMins > 0){
threeStartMins--;
if(threePhotoPeriod<1439){threePhotoPeriod++;}
else{threePhotoPeriod=0;}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 12){
//set end time for channel three
lcd.setCursor(0,0);
lcd.print("Channel 3 End");
lcd.setCursor(0,1);
printMins(threeStartMins+threePhotoPeriod, true);
if(plus.isPressed()){
if(threePhotoPeriod < 1439){
threePhotoPeriod++;}
else{
threePhotoPeriod=0;
}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed()){
if(threePhotoPeriod >0){
threePhotoPeriod--;}
else{
threePhotoPeriod=1439;
}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 13){
//set fade duration for channel three
lcd.setCursor(0,0);
lcd.print("Channel 3 Fade");
lcd.setCursor(0,1);
printMins(threeFadeDuration, false);
if(plus.isPressed() && (threeFadeDuration < threePhotoPeriod/2 || threeFadeDuration == 0)){
threeFadeDuration++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && threeFadeDuration > 1){
threeFadeDuration--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 14){
//set intensity for channel three
lcd.setCursor(0,0);
lcd.print("Channel 3 Max");
lcd.setCursor(1,1);
lcd.print(threeMax);
lcd.print(" ");
if(plus.isPressed() && threeMax < 100){
threeMax++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && threeMax > 0){
threeMax--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 15){
//set start time for channel four
lcd.setCursor(0,0);
lcd.print("Channel 4 Start");
lcd.setCursor(0,1);
printMins(fourStartMins, true);
if(plus.isPressed() && fourStartMins < 1440){
fourStartMins++;
if(fourPhotoPeriod >0){fourPhotoPeriod--;}
else{fourPhotoPeriod=1439;}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && fourStartMins > 0){
fourStartMins--;
if(fourPhotoPeriod<1439){fourPhotoPeriod++;}
else{fourPhotoPeriod=0;}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 16){
//set end time for channel four
lcd.setCursor(0,0);
lcd.print("Channel 4 End");
lcd.setCursor(0,1);
printMins(fourStartMins+fourPhotoPeriod, true);
if(plus.isPressed()){
if(fourPhotoPeriod < 1439){
fourPhotoPeriod++;}
else{
fourPhotoPeriod=0;
}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed()){
if(fourPhotoPeriod >0){
fourPhotoPeriod--;}
else{
fourPhotoPeriod=1439;
}
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 17){
//set fade duration for channel four
lcd.setCursor(0,0);
lcd.print("Channel 4 Fade");
lcd.setCursor(0,1);
printMins(fourFadeDuration, false);
if(plus.isPressed() && (fourFadeDuration < fourPhotoPeriod/2 || fourFadeDuration == 0)){
fourFadeDuration++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && fourFadeDuration > 1){
fourFadeDuration--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 18){
//set intensity for channel four
lcd.setCursor(0,0);
lcd.print("Channel 4 Max");
lcd.setCursor(1,1);
lcd.print(fourMax);
lcd.print(" ");
if(plus.isPressed() && fourMax < 100){
fourMax++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && fourMax > 0){
fourMax--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
}
if(menuCount == 19){
//set hours
lcd.setCursor(0,0);
lcd.print("Set Time: Hrs");
lcd.setCursor(0,1);
printHMS(hour, minute, second);
if(plus.isPressed() && hour < 23){
hour++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && hour > 0){
hour--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
setDate(second, minute, hour, dayOfWeek, dayOfMonth, month, year);
}
if(menuCount == 20){
//set minutes
lcd.setCursor(0,0);
lcd.print("Set Time: Mins");
lcd.setCursor(0,1);
printHMS(hour, minute, second);
if(plus.isPressed() && minute < 59){
minute++;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
if(minus.isPressed() && minute > 0){
minute--;
delay(btnCurrDelay(btnCurrIteration-1));
bklTime = millis();
}
setDate(second, minute, hour, dayOfWeek, dayOfMonth, month, year);
}
}