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Character_Clock_V065_KlokZW-rotary.ino
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Character_Clock_V065_KlokZW-rotary.ino
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// ==============================================================================================================================
// Title ..........: Woordklok
// Author(s) ......: Ed Nieuwenhuys
// ===============================================================================================================================
#include <Wire.h>
#include <SPI.h>
#include <RTClib.h>
#include <Encoder.h>
#include <EEPROM.h>
#define HET Serial.print("Het "); Display1=Display1 | (Toggle_HetWasIs<<0)
#define IS Serial.print("is "); Display1=Display1 | (Toggle_HetWasIs<<1)
#define WAS Serial.print("was "); Display1=Display1 | (Toggle_HetWasIs<<2)
#define MVIJF Serial.print("vijf "); Display1=Display1 | (1<<3)
#define MTIEN Serial.print("tien "); Display1=Display1 | (1<<4)
#define KWART Serial.print("kwart "); Display1=Display1 | (1<<5)
#define VOOR Serial.print("voor "); Display1=Display1 | (1<<6)
#define OVER Serial.print("over "); Display1=Display1 | (1<<7)
#define PRECIES Serial.print("precies "); Display2=Display2 | (1<<0)
#define HALF Serial.print("half "); Display2=Display2 | (1<<1)
#define ELF Serial.print("elf "); Display2=Display2 | (1<<2)
#define VIJF Serial.print("vijf "); Display2=Display2 | (1<<3)
#define TWEE Serial.print("twee "); Display2=Display2 | (1<<4)
#define EEN Serial.print("een "); Display2=Display2 | (1<<5)
#define VIER Serial.print("vier "); Display2=Display2 | (1<<6)
#define TIEN Serial.print("tien "); Display2=Display2 | (1<<7)
#define TWAALF Serial.print("twaalf "); Display3=Display3 | (1<<0)
#define DRIE Serial.print("drie "); Display3=Display3 | (1<<1)
#define NEGEN Serial.print("negen "); Display3=Display3 | (1<<2)
#define ACHT Serial.print("acht "); Display3=Display3 | (1<<3)
#define ZES Serial.print("zes "); Display3=Display3 | (1<<4)
#define ZEVEN Serial.print("zeven "); Display3=Display3 | (1<<5)
#define UUR Serial.print("uur "); Display3=Display3 | (1<<6)
#define EDSOFT Serial.print("Edsoft "); Display3=Display3 | (1<<7)
// Digital hardware constants ----
enum PinAssignments {
encoderPinB = 2, // left (labeled CLK on decoder)
encoderPinA = 3, // right (labeled DT on decoder)
clearButton = 4, // switch (labeled SW on decoder)
PWMpin = 5, // Pin that controle PWM signal on BC327 transistor to dim light
Empty6 = 6, //
Empty7 = 7, //
Empty = 8, //
AMPMpin = 9, // define pin voor AM PM Led
LEDDataPin = 10, // blauw
LEDStrobePin = 11, // groen
LEDClockPin = 12, // geel
secondsPin = 13
};
// Analogue hardware constants ---
int PhotoCellPin = 2; //define a Analogue pin for Photo resistor input
#define BRIGHTNESS 200 // BRIGHTNESS 0 - 255
byte BrightnessCalcFromLDR = BRIGHTNESS;
//KY-040 rotary encoder ----------
Encoder myEnc(2, 3);
long oldPosition = -999;
long Looptime, Time;
// Photocell ---------------------
byte RotaryPress = 1;
unsigned long RotaryPressTimer = 0;
float LightReducer = 1.00 ; // Factor to dim ledintensity with. Between 0.1 and 1 in steps of 0.05
int OutPhotocell; // stores reading of photocell;
int MinPhotocell=100; // stores minimum reading of photocell;
int MaxPhotocell=100; // stores maximum reading of photocell;
// Clock -------------------------
static unsigned long msTick =0; // the number of millisecond ticks since we last incremented the second counter
int count;
int Delaytime = 200;
byte Display1=0, Display2=0, Display3=0;
byte second, minute, hour, dayOfWeek, dayOfMonth, month, year;
byte lastminute=0, lasthour = 0, sayhour=0;
byte Toggle_HetWasIs = 1; // Turn On/Off HetIsWas lights
byte Toggle_HetWasIsUit = 0; // Turn off HetIsWas after 10 sec
byte SecPulse = 0; // give a pulse to the second led
RTC_DS1307 RTC;
DateTime now;
void SWversion(void)
{
Serial.println(F("======================================="));
Serial.println(F("Title ..........: Woordklok zwartwit met rorary KY-040"));
Serial.println(F("Author ......: Ed Nieuwenhuys"));
Serial.println(F("Version.........: 0.65"));
Serial.println(F("Changes.........: 0.27-->0.40 read clock every second instead of every hour"));
Serial.println(F("Changes.........: 0.27-->0.40 Encoder turn writes time directly to clock"));
Serial.println(F("Changes.........: 0.42 toggle HetWasIs"));
Serial.println(F("Changes.........: 0.43 Added PWM on Pin5 to control dimming "));
Serial.println(F("Changes.........: 0.48 Minor changes"));
Serial.println(F("Changes.........: 0.49 rotary encoder improved"));
Serial.println(F("Changes.........: 0.50 Stable and organised coding"));
Serial.println(F("Changes.........: 0.51 (SQRT (long)analog read * 63.5) for less lineair dimming"));
Serial.println(F("Changes.........: 0.52 Changed rotary pins"));
Serial.println(F("Changes.........: 0.54 Coding voor Klok 3 en 5"));
Serial.println(F("Changes.........: 0.60 Nieuwe display format. Hetiswas na 10 sec uit "));
Serial.println(F("Changes.........: 0.61 Pinchanges"));
Serial.println(F("Changes.........: 0.63 Ebben klok No13"));
Serial.println(F("Changes.........: 0.64 Light reducer ingebouwd"));
Serial.println(F("Changes.........: 0.65 Programma aangepast voor standaard front en KY-040 rotary-besturing ingebouwd"));
Serial.print(F( "LightReducer: ")); Serial.println(LightReducer);
Serial.println(F("========================================"));
}
// --------------------------- SETUP ----------------------------------
void setup()
{
// Debug = 0;
// initialise the hardware // initialize the appropriate pins as outputs:
pinMode(LEDClockPin, OUTPUT);
pinMode(LEDDataPin, OUTPUT);
pinMode(LEDStrobePin, OUTPUT);
pinMode(PWMpin, OUTPUT);
pinMode(secondsPin, OUTPUT );
pinMode(clearButton, INPUT_PULLUP);
Serial.begin(9600); // setup the serial port to 9600 baud
analogWrite(PWMpin, 255); // the duty cycle: between 0 (lights off) and 255 (light full on).
Wire.begin();
RTC.begin();
DateTime now = RTC.now();
DateTime compiled = DateTime(__DATE__, __TIME__);
if (now.unixtime() < compiled.unixtime())
{
Serial.println("RTC is older than compile time! Updating"); // following line sets the RTC to the date & time this sketch was compiled
RTC.adjust(DateTime(__DATE__, __TIME__));
}
// Serial.print(F( "LightReducer: ")); Serial.println(EEPROM.read(0));
if (EEPROM.read(0) <10 || EEPROM.read(0) > 100) EEPROM.write(0, 50); // default intensity for this clock
LightReducer = ((float) EEPROM.read(0) / 100); // store it is the work variabele
Looptime = millis(); // Used in KY-040 rotary
SWversion(); // Display the version number of the software
Selftest(); // Play the selftest
GetTijd(1); // Get the time and print it to serial
}
//------------------------------- LOOP -----------------------------------
void loop(void)
{
if ( millis() - msTick >999) // Flash the onboard Pin 13 Led so we know something is happening
{
msTick=millis(); // second++;
++SecPulse; // blinks Led13 in function DimLeds
GetTijd(0); // synchronize time with RTC clock
if (Toggle_HetWasIsUit == 2 && second > 10) Toggle_HetWasIs = 0; else Toggle_HetWasIs = 1; // HET IS WAS staat aan
if (Toggle_HetWasIsUit == 0 ) Toggle_HetWasIs = 1; // HET IS WAS staat uit
if (Toggle_HetWasIsUit == 1 ) Toggle_HetWasIs = 0; // HET IS WAS gaat uit na 10 sec over elke minuut
// Displaytime();
// Serial.print(Toggle_HetWasIsUit); Serial.print(" : "); Serial.print(Toggle_HetWasIs); Serial.print(" : ");
}
if (minute != lastminute) //show time every minute
{
lastminute = minute;
Displaytime();
Print_RTC_tijd();
}
if (hour != lasthour) {lasthour = hour;}
DimLeds(); //Led Intensity Control + seconds tick
//------------------------ ky-040 rotary encoder -------------------------
// If button pressed, 60 sec after start ATMEGA, then there are 60 seconds to adjust the light intensity.
// RotaryPressTimer is the time in millisec after start ATMEGA
long encoderPos = myEnc.read()/2;
if (encoderPos && (millis() - Looptime >10))
{
Serial.print("Index:");
Serial.println(encoderPos, DEC);
if (encoderPos >0) // increase the MINUTES
{
if ( millis() > 60000 && (millis() - RotaryPressTimer) < 60000) // If time < 60 sec then adjust light intensity factor
{
LightReducer += 0.05;
if (LightReducer > 1.00 ) LightReducer = 1.00;
EEPROM.write(0, (int) (LightReducer * 100)); // Store the value (0-100) in permanent EEPROM memory at address 0
Serial.print(millis() - RotaryPressTimer); Serial.print(" msec -++------ ");
Serial.print(LightReducer * 100); Serial.println("%");
}
else
{
if( ++minute >59) minute=0;
RTC.adjust(DateTime(now.year(), now.month(), now.day(), hour, minute, 0));
GetTijd(0); // synchronize time with RTC clock
Displaytime();
Print_tijd();
}
delay(200); // delay to prevent bouncing
myEnc.write(0); // Set encoder pos back to 0
}
if (encoderPos <0) // increase the HOURS
{
if (millis() > 60000 && (millis() - RotaryPressTimer) < 60000) // If time < 60 sec then adjust light intensity factor
{
LightReducer -= 0.05;
if (LightReducer < 0.00 ) LightReducer = 0.05;
EEPROM.write(0, (int) (LightReducer * 100)); // Store the value (0-100) in permanent EEPROM memory at address 0
Serial.print(millis() - RotaryPressTimer); Serial.print(" msec ------- ");
Serial.print(LightReducer * 100); Serial.println("%");
}
else
{
if( ++hour >23) hour = 0;
// minute=0;
RTC.adjust(DateTime(now.year(), now.month(), now.day(), hour, minute, 0));
GetTijd(0); // synchronize time with RTC clock
Displaytime();
Print_tijd();
}
}
delay(200); // delay to prevent bouncing
myEnc.write(0); // Set encoder pos back to 0
}
if (digitalRead(clearButton) == LOW ) // set the time by pressing rotary button
{
RotaryPressTimer = millis(); // If time < 60 sec then adjust light intensity factor
if(++Toggle_HetWasIsUit >= 3) { Toggle_HetWasIsUit=0; Toggle_HetWasIs = 0;} // On
if (Toggle_HetWasIsUit == 1) { Toggle_HetWasIs = 0;} // Off
if (Toggle_HetWasIsUit == 2) { Play_Lights(); Toggle_HetWasIs = 0;} // Off after 10 sec
Serial.print("Toggle_HetWasIsUit: "); Serial.println(Toggle_HetWasIsUit);
Serial.print("Toggle_HetWasIs: "); Serial.println(Toggle_HetWasIs);
Selftest();
Displaytime();
}
Looptime = millis();
}
//------------------------------- End LOOP
void Selftest(void){
// if (Debug) { Serial.print("Self test in : ");}
// start by clearing the display to a known state
GetTijd(1); //Prints time in Serial monitor
LedsOff();
HET; Laatzien();
IS; Laatzien();
WAS; Laatzien();
MVIJF; Laatzien();
MTIEN; Laatzien();
KWART; Laatzien();
VOOR; Laatzien();
OVER; Laatzien();
PRECIES; Laatzien();
HALF; Laatzien();
ELF; Laatzien();
VIJF; Laatzien();
TWEE; Laatzien();
EEN; Laatzien();
VIER; Laatzien();
TIEN; Laatzien();
TWAALF; Laatzien();
DRIE; Laatzien();
NEGEN; Laatzien();
ACHT; Laatzien();
ZES; Laatzien();
ZEVEN; Laatzien();
UUR; Laatzien();
EDSOFT; Laatzien();
for(int i=0; i<2; i++)
{
Display1=255; Display2=255; Display3=255; Laatzien();
Display1=0; Display2=0; Display3=0; Laatzien();
}
Play_Lights();
Displaytime();
}
// -------------------------- End Selftest
//--------------------------- Time functions --------------------------
void Displaytime(void)
{
LedsOff(); // start by clearing the display to a known state
HET; // HET light is always on
switch (minute)
{
case 0: IS; PRECIES; UUR; break;
case 1: IS; UUR; break;
case 2:
case 3: WAS; UUR; break;
case 4:
case 5:
case 6: IS; MVIJF; OVER; break;
case 7:
case 8: WAS; MVIJF; OVER; break;
case 9:
case 10:
case 11: IS; MTIEN; OVER; break;
case 12:
case 13: WAS; MTIEN; OVER; break;
case 14:
case 15:
case 16: IS; KWART; OVER; break;
case 17:
case 18: WAS; KWART; OVER; break;
case 19:
case 20:
case 21: IS; MTIEN; VOOR; HALF; break;
case 22:
case 23: WAS; MTIEN; VOOR; HALF; break;
case 24:
case 25:
case 26: IS; MVIJF; VOOR; HALF; break;
case 27:
case 28: WAS; MVIJF; VOOR; HALF; break;
case 29: IS; HALF; break;
case 30: IS; PRECIES; HALF; break;
case 31: IS; HALF; break;
case 32:
case 33: WAS; HALF; break;
case 34:
case 35:
case 36: IS; MVIJF; OVER; HALF; break;
case 37:
case 38: WAS; MVIJF; OVER; HALF; break;
case 39:
case 40:
case 41: IS; MTIEN; OVER; HALF; break;
case 42:
case 43: WAS; MTIEN; OVER; HALF; break;
case 44:
case 45:
case 46: IS; KWART; VOOR; break;
case 47:
case 48: WAS; KWART; VOOR; break;
case 49:
case 50:
case 51: IS; MTIEN; VOOR; break;
case 52:
case 53: WAS; MTIEN; VOOR; break;
case 54:
case 55:
case 56: IS; MVIJF; VOOR; break;
case 57:
case 58: WAS; MVIJF; VOOR; break;
case 59: IS; UUR; break;
}
if (hour >=0 && hour <12) digitalWrite(AMPMpin,0); else digitalWrite(AMPMpin,1);
sayhour = hour;
if (minute > 18 ) sayhour = hour+1;
if (sayhour == 24) sayhour = 0;
switch (sayhour)
{
case 13:
case 1: EEN; break;
case 14:
case 2: TWEE; break;
case 15:
case 3: DRIE; break;
case 16:
case 4: VIER; break;
case 17:
case 5: VIJF; break;
case 18:
case 6: ZES; break;
case 19:
case 7: ZEVEN; break;
case 20:
case 8: ACHT; break;
case 21:
case 9: NEGEN; break;
case 22:
case 10: TIEN; break;
case 23:
case 11: ELF; break;
case 0:
case 12: TWAALF; break;
}
WriteLEDs();
}
void GetTijd(byte printit)
{
now = RTC.now();
hour = now.hour();
minute = now.minute();
second = now.second();
if (hour > 24) { hour = 12; minute = 30; second = 30;}
if (printit) Print_RTC_tijd();
}
void Print_RTC_tijd(void)
{
now = RTC.now();
if (now.hour() < 10) Serial.print("0");
Serial.print(now.hour(), DEC);
Serial.print(":");
if (now.minute() < 10) Serial.print("0");
Serial.print(now.minute(), DEC);
Serial.print(":");
if (now.second() < 10) Serial.print("0");
Serial.print(now.second(), DEC);
Serial.print(" ");
Serial.print(now.day(), DEC);
Serial.print("/");
Serial.print(now.month(), DEC);
Serial.print("/");
Serial.println(now.year(), DEC);
}
void Print_tijd(void)
{
if (hour < 10) Serial.print("0");
Serial.print(hour);
Serial.print(":");
if (minute < 10) Serial.print("0");
Serial.print(minute);
Serial.print(":");
if (second < 10) Serial.print("0");
Serial.println(second);
}
void SetTime(void)
{
RTC.adjust(DateTime(now.year(), now.month(), now.day(), hour, minute, 0));
GetTijd(0); // synchronize time with RTC clock
Displaytime();
Print_tijd();
delay(300);
}
// ------------------- End Time functions
// --------------------Light functions -----------------------------------
void LedsOff(void){ Display1=0; Display2=0; Display3=0; }
void WriteLEDs(void)
{ // Write the actual values to the hardware
digitalWrite(LEDStrobePin,LOW);
shiftOut(LEDDataPin, LEDClockPin, MSBFIRST, Display3);
shiftOut(LEDDataPin, LEDClockPin, MSBFIRST, Display2);
shiftOut(LEDDataPin, LEDClockPin, MSBFIRST, Display1);
digitalWrite(LEDStrobePin,HIGH);
delay(2);
Serial.print(Display1, BIN);
Serial.print(":");
Serial.print(Display2, BIN);
Serial.print(":");
Serial.println(Display3, BIN);
}
void Laatzien(){ WriteLEDs(); delay(Delaytime); LedsOff(); }
void DimLeds()
{ // dim the leds by PWM and tick the seconds on pin 13
if (SecPulse)
{
digitalWrite(secondsPin,HIGH); // tick the second on pin 13
delayMicroseconds(500);
int LDR_read = analogRead(PhotoCellPin);
// Read lightsensor
OutPhotocell = (int) (LightReducer * sqrt( (float) 63.5 * constrain(LDR_read,10,1023))); // filter out of strange results and set minimum brightness
MinPhotocell = MinPhotocell > OutPhotocell ? OutPhotocell : MinPhotocell;
MaxPhotocell = MaxPhotocell < OutPhotocell ? OutPhotocell : MaxPhotocell;
Serial.print(F("SensorRead: ")); Serial.print(LDR_read);
Serial.print(F(" LightReducer: ")); Serial.print((int) (LightReducer * 100));
Serial.print(F("% Min: ")); Serial.print(MinPhotocell);
Serial.print(F(" Max: ")); Serial.print(MaxPhotocell);
Serial.print(F(" Now: ")); Serial.print(OutPhotocell);
BrightnessCalcFromLDR = constrain(OutPhotocell, 30 , 255); // filter out of strange results
Serial.print(F(" LI Now: ")); Serial.print(( int) (BrightnessCalcFromLDR/2.55));
Serial.println(F("%"));
// write PWM
analogWrite(PWMpin, BrightnessCalcFromLDR);
digitalWrite(secondsPin,LOW);
}
SecPulse = 0;
}
void Play_Lights()
{
Display1=255; Display2=255; Display3=255; Laatzien();
for (int n=255 ; n>=0; n--) { analogWrite(PWMpin, n); delay(2);} // the duty cycle: between 0 (lights off) and 255 (light full on).
for (int n=0 ; n<=255; n++) { analogWrite(PWMpin, n); delay(2);}
LedsOff();
}
// --------------------End Light functions