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Assignment7.ino
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/*
x 300 435
y 290 430
z 285 444
pin 3,4,5,6 Mode/Enter,Select,Activate,Back
Mode selection state : 0=Settime, 1=Save, 2=Alarm, 3=stopwatch
ALL MODE: DISPLAY,SELECTMODE,ALARM,STOPWATCH
*/
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 32
#define OLED_RESET 4 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 oled(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
#include <TimerOne.h>
#include <EEPROM.h>
static const unsigned char PROGMEM alarmclock[] = {
0x00, 0x00, 0x38, 0x1C, 0x60, 0x06, 0x43, 0xC2, 0x0C, 0x30, 0x10, 0x08, 0x00, 0x00, 0x20, 0x04,
0x20, 0x04, 0x20, 0x04, 0x20, 0x04, 0x00, 0x04, 0x10, 0x08, 0x08, 0x10, 0x0F, 0xF0, 0x00, 0x00
};
int inputMode, inputRight, inputDown , inputBack;
String Mode = "DISPLAY";
int Select = 0;
unsigned long allsecond, hour, minute, second;
unsigned long allsecondTEMP;
unsigned long alarmsec;
int day, month, year, today;
String Day[7] = {"Sun ", "Mon ", "Tue ", "Wed ", "Thu ", "Fri ", "Sat "};
String Month[13] = {" ", "Jan ", "Feb ", "Mar ", "Apr ", "May ", "Jun ", "Jul ", "Aug ", "Sep ", "Oct ", "Nov ", "Dec "};
int dayTEMP , monthTEMP, yearTEMP;
int x, y, z;
bool flip = false , alarm = false;
unsigned long long blinkTimer, buttonBounce[4], stopwatchTimer, stopwatchEnd, alarmdelay;
unsigned long sum, summinutes, sumsecond, summillisecond , minussum;
bool stopwatch, firststop;
bool monthdate[13] = {0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1}; //false=30 true=31 except feb
void setup() {
Serial.begin(9600);
DDRD &= B10000111;
PORTD |= B01111000;
oled.begin(SSD1306_SWITCHCAPVCC, 0x3C);
oled.clearDisplay();
oled.display();
EEPROM.get(0, allsecond);
EEPROM.get(sizeof(unsigned long), today);
EEPROM.get(sizeof(unsigned long) + sizeof(int), day);
EEPROM.get(sizeof(unsigned long) + 2 * sizeof(int), month);
EEPROM.get(sizeof(unsigned long) + 3 * sizeof(int), year);
EEPROM.get(sizeof(unsigned long) + 4 * sizeof(int), alarmsec);
if (allsecond <= 0) allsecond = 0;
if (today < 0) today = 5;
if (day <= 0) day = 1;
if (month <= 0) month = 1;
if (year <= 0) year = 2021; //default value;
if (alarmsec <= 0) alarmsec = 90000;
Timer1.initialize(1000000);
Timer1.attachInterrupt(countSec);
}
void countSec() {
allsecond++;
}
void BLINK(int x, int y, int width, int height) { // put this function under object that u want to blink
if (millis() - blinkTimer >= 600) blinkTimer = millis();
else if (millis() - blinkTimer >= 300) oled.fillRect(x, y, width, height, BLACK);
}
bool checkLeapYear(unsigned long i) {
if (i % 4 == 0 && i % 100 != 0 || i % 400 == 0) return true;
return false;
}
void UpdateDate() {
if (month == 2) {
if (checkLeapYear && day > 29) day = 1, month++;
else if (!checkLeapYear && day > 28) day = 1, month++;
}
else if (day > 31 && monthdate[month]) {
day = 1; month++;
if (month == 13) month = 1, year++;
}
else if (day > 30 && !monthdate[month]) {
day = 1; month++;
}
}
void printDate() {
oled.print(Day[today]);
oled.print(String(day) + " ");
oled.print(Month[month]);
if (year / 1000 == 0) {
oled.print("0");
if ((year % 1000) / 100 == 0) {
oled.print("0");
if ((year % 100) / 10 == 0) oled.print("0");
}
}
oled.print(String(year));
}
int dayofweek(int d, int m, int y) {
static int t[12] = {0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4};
y -= m < 3;
return (y + y / 4 - y / 100 + y / 400 + t[m - 1] + d) % 7;
}
void alarmtone() {
if (millis() - alarmdelay > 500) tone(8, 330, 1000 / 8);
}
void loop() {
//**this is input pullup**
inputMode = PIND & (1 << 3);
inputRight = PIND & (1 << 4);
inputDown = PIND & (1 << 5);
inputBack = PIND & (1 << 6);
x = analogRead(A0);
if (x < 330) flip = true;
else if (x > 415) flip = false;
if (millis() - alarmdelay > 1000) {
noTone(8);
alarmdelay = millis();
}
if (alarmsec == allsecond) alarm = true;
if (alarm) {
alarmtone();
if (!inputBack && millis() - buttonBounce[3] >= 300) {
alarm = false;
alarmsec = 90000;
buttonBounce[3] = millis();
}
}
//============Time Update===========
if (allsecond >= 86400) {
allsecond -= 86400;
day++;
today++;
today %= 7;
UpdateDate();
}
hour = allsecond / 3600;
minute = (allsecond / 60) % 60;
second = allsecond % 60;
//=================================================================================
if (Mode == "DISPLAY") {
//===========Button Update==========
if (!inputMode && millis() - buttonBounce[0] >= 300) {
Mode = "SELECTMODE";
Select = 0;
buttonBounce[0] = millis();
}
//==================================
oled.setTextColor(WHITE);
oled.setCursor(0, 0);
oled.setTextSize(3);
if (hour < 10) oled.print("0");
oled.print(String(hour) + " ");
oled.fillRect(42, 2, 4, 4, WHITE);
oled.fillRect(42, 16, 4, 4, WHITE);
BLINK(42, 2, 10, 22);
if (minute < 10) oled.print("0");
oled.println(String(minute));
oled.setTextSize(1);
printDate();
if (alarmsec < 86500) oled.drawBitmap(96, 0, alarmclock, 16, 16, WHITE);
}
//=================================================================================
else if (Mode == "SELECTMODE") {
oled.setCursor(0, 0);
oled.setTextSize(1);
oled.println("Set Time");
oled.println("Save Time");
oled.println("Alarm");
oled.setCursor(64, 0);
oled.println("Stopwatch");
if (!inputMode && millis() - buttonBounce[0] >= 300) {
buttonBounce[0] = millis();
if (Select == 0) {
Select = 0;
Mode = "SETTIME";
allsecondTEMP = allsecond;
dayTEMP = day, monthTEMP = month, yearTEMP = year;
}
else if (Select == 1) {
Mode = "DISPLAY";
EEPROM.put(0, allsecond);
EEPROM.put(sizeof(unsigned long), today);
EEPROM.put(sizeof(unsigned long) + sizeof(int), day);
EEPROM.put(sizeof(unsigned long) + 2 * sizeof(int), month);
EEPROM.put(sizeof(unsigned long) + 3 * sizeof(int), year);
EEPROM.put(sizeof(unsigned long) + 4 * sizeof(int), alarmsec);
}
else if (Select == 2) {
Select = 0;
if (alarmsec < 86400) allsecondTEMP = alarmsec;
else allsecondTEMP = allsecond;
Mode = "ALARM";
}
else if (Select == 3) {
stopwatch = false;
firststop = true;
stopwatchTimer = stopwatchEnd = 0;
sum = summinutes = sumsecond = summillisecond = minussum = 0;
Mode = "STOPWATCH";
}
}
if (!inputRight && millis() - buttonBounce[1] >= 300) {
Select = (Select + 1) % 4;
buttonBounce[1] = millis();
}
if (!inputDown && millis() - buttonBounce[2] >= 300) {
Select = (Select + 3) % 4;
buttonBounce[2] = millis();
}
if (!inputBack && millis() - buttonBounce[3] >= 300) {
Mode = "DISPLAY";
Select = 0;
buttonBounce[3] = millis();
}
if (Select == 0) BLINK(0, 0, 64, 8);
else if (Select == 1) BLINK(0, 8, 64, 8);
else if (Select == 2) BLINK(0, 16, 64, 8);
else if (Select == 3) BLINK(64, 0, 64, 8);
}
//=================================================================================
else if (Mode == "SETTIME") {
if (!inputDown && millis() - buttonBounce[2] >= 300) {
if (Select == 0) {
if ((allsecondTEMP % 36000) / 3600 > 3) {
if (allsecondTEMP / 36000 == 1) allsecondTEMP -= 36000;
else allsecondTEMP += 36000;
}
else {
if (allsecondTEMP / 36000 == 2) allsecondTEMP -= 36000 * 2;
else allsecondTEMP += 36000;
}
}
else if (Select == 1) {
if (allsecondTEMP / 36000 == 2) {
if ((allsecondTEMP % 36000) / 3600 == 3) allsecondTEMP -= 3 * 3600;
else allsecondTEMP += 3600;
}
else {
if ((allsecondTEMP % 36000) / 3600 == 9) allsecondTEMP -= 9 * 3600;
else allsecondTEMP += 3600;
}
}
else if (Select == 2) {
if ((allsecondTEMP % 3600) / 600 == 5) allsecondTEMP -= 50 * 60;
else allsecondTEMP += 10 * 60;
}
else if (Select == 3) {
if ((allsecondTEMP / 60) % 10 == 9) allsecondTEMP -= 9 * 60;
else allsecondTEMP += 60;
}
else if (Select == 4) {
if (monthTEMP == 2) {
if (dayTEMP / 10 == 2) dayTEMP -= 20;
if (!checkLeapYear(yearTEMP) && dayTEMP % 10 == 8 && dayTEMP / 10 == 1) dayTEMP -= 10;
else dayTEMP += 10;
}
else {
if (dayTEMP / 10 == 3) dayTEMP -= 30;
else if (!monthdate[monthTEMP] && dayTEMP % 10 != 0 && dayTEMP / 10 == 2) dayTEMP -= 20;
else if (monthdate[monthTEMP] && !(dayTEMP % 10 == 0 || dayTEMP % 10 == 1) && dayTEMP / 10 == 2) dayTEMP -= 20;
else dayTEMP += 10;
}
if (dayTEMP == 0) dayTEMP += 10;
}
else if (Select == 5) {
if (monthTEMP == 2) {
if (!checkLeapYear(yearTEMP) && dayTEMP % 10 == 8) dayTEMP -= 8;
else if (dayTEMP % 10 == 9) dayTEMP -= 9;
else dayTEMP++;
}
else if (!monthdate[monthTEMP]) {
if (dayTEMP / 10 < 3 && dayTEMP % 10 == 9) dayTEMP -= 9;
else if (dayTEMP / 10 < 3) dayTEMP++;
}
else if (monthdate[monthTEMP]) {
if (dayTEMP / 10 < 3 && dayTEMP % 10 == 9) dayTEMP -= 9;
else if (dayTEMP / 10 < 3) dayTEMP++;
else if (dayTEMP / 10 == 3 && dayTEMP % 10 == 1) dayTEMP--;
else dayTEMP++;
}
if (dayTEMP == 0) dayTEMP++;
}
else if (Select == 6) {
monthTEMP = (monthTEMP % 12) + 1;
if (monthTEMP == 0) monthTEMP++;
if (monthTEMP == 2 && checkLeapYear(yearTEMP) && dayTEMP > 29) monthTEMP = 3;
if (monthTEMP == 2 && !checkLeapYear(yearTEMP) && dayTEMP > 28) monthTEMP = 3;
if (dayTEMP > 30 && !monthdate[monthTEMP]) while (!monthdate[monthTEMP]) monthTEMP = (monthTEMP % 12) + 1;
}
if (!(checkLeapYear(yearTEMP) && monthTEMP == 2 && dayTEMP == 29)) {
if (Select == 7) {
if (yearTEMP / 1000 == 9) yearTEMP -= 9000;
else yearTEMP += 1000;
if (yearTEMP == 0) yearTEMP += 1000;
}
else if (Select == 8) {
if ((yearTEMP % 1000) / 100 == 9) yearTEMP -= 900;
else yearTEMP += 100;
if (yearTEMP == 0) yearTEMP += 100;
}
else if (Select == 9) {
if ((yearTEMP % 100) / 10 == 9) yearTEMP -= 90;
else yearTEMP += 10;
if (yearTEMP == 0) yearTEMP += 10;
}
else if (Select == 10) {
if (yearTEMP % 10 == 9) yearTEMP -= 9;
else yearTEMP++;
if (yearTEMP == 0) yearTEMP ++;
}
}
buttonBounce[2] = millis();
}
if (!inputRight && millis() - buttonBounce[1] >= 300) {
Select = (Select + 1) % 11;
buttonBounce[1] = millis();
}
if (!inputMode && millis() - buttonBounce[0] >= 300) {
Select = 0;
Mode = "DISPLAY";
allsecondTEMP -= allsecondTEMP % 60;
allsecond = allsecondTEMP;
day = dayTEMP, month = monthTEMP, year = yearTEMP;
today = dayofweek(day, month, year);
buttonBounce[0] = millis();
}
if (!inputBack && millis() - buttonBounce[3] >= 300) {
Select = 0;
Mode = "SELECTMODE";
buttonBounce[3] = millis();
}
//===============================================================================
unsigned long hourTEMP = allsecondTEMP / 3600;
unsigned long minuteTEMP = (allsecondTEMP / 60) % 60;
unsigned long secondTEMP = allsecondTEMP % 60;
oled.setCursor(0, 0);
oled.setTextSize(2);
if (hourTEMP < 10) oled.print("0");
oled.print(String(hourTEMP));
oled.print(":");
if (minuteTEMP < 10) oled.print("0");
oled.println(String(minuteTEMP));
oled.setTextSize(1);
if (dayTEMP < 10) oled.print("0");
oled.print(String(dayTEMP) + "/");
if (monthTEMP < 10) oled.print("0");
oled.print(String(monthTEMP) + "/");
if (yearTEMP / 1000 == 0) {
oled.print("0");
if ((yearTEMP % 1000) / 100 == 0) {
oled.print("0");
if ((yearTEMP % 100) / 10 == 0) oled.print("0");
}
}
oled.print(String(yearTEMP));
if (Select == 0) BLINK(0, 0, 12, 16);
else if (Select == 1) BLINK(12, 0, 12, 16);
else if (Select == 2) BLINK(36, 0, 12, 16);
else if (Select == 3) BLINK(48, 0, 12, 16);
else if (Select == 4) BLINK(0 , 16, 6, 10);
else if (Select == 5) BLINK(6 , 16, 6, 10);
else if (Select == 6) BLINK(18 , 16, 12, 10);
else if (Select == 7) BLINK(36 , 16, 6, 10);
else if (Select == 8) BLINK(42 , 16, 6, 10);
else if (Select == 9) BLINK(48 , 16, 6, 10);
else if (Select == 10) BLINK(54 , 16, 6, 10);
}
//=================================================================================
else if (Mode == "ALARM") {
if (Select == 0) {
if (!inputRight && millis() - buttonBounce[1] >= 300) {
Select = 1;
buttonBounce[1] = millis();
}
if (!inputDown && millis() - buttonBounce[2] >= 300) {
if ((allsecondTEMP % 36000) / 3600 > 3) {
if (allsecondTEMP / 36000 == 1) allsecondTEMP -= 36000;
else allsecondTEMP += 36000;
}
else {
if (allsecondTEMP / 36000 == 2) allsecondTEMP -= 36000 * 2;
else allsecondTEMP += 36000;
}
buttonBounce[2] = millis();
}
}
else if (Select == 1) {
if (!inputRight && millis() - buttonBounce[1] >= 300) {
Select = 2;
buttonBounce[1] = millis();
}
if (!inputDown && millis() - buttonBounce[2] >= 300) {
if (allsecondTEMP / 36000 == 2) {
if ((allsecondTEMP % 36000) / 3600 == 3) allsecondTEMP -= 3 * 3600;
else allsecondTEMP += 3600;
}
else {
if ((allsecondTEMP % 36000) / 3600 == 9) allsecondTEMP -= 9 * 3600;
else allsecondTEMP += 3600;
}
buttonBounce[2] = millis();
}
}
else if (Select == 2) {
if (!inputRight && millis() - buttonBounce[1] >= 300) {
Select = 3;
buttonBounce[1] = millis();
}
if (!inputDown && millis() - buttonBounce[2] >= 300) {
if ((allsecondTEMP % 3600) / 600 == 5) allsecondTEMP -= 50 * 60;
else allsecondTEMP += 10 * 60;
buttonBounce[2] = millis();
}
}
else if (Select == 3) {
if (!inputRight && millis() - buttonBounce[1] >= 300) {
Select = 4;
buttonBounce[1] = millis();
}
if (!inputDown && millis() - buttonBounce[2] >= 300) {
if ((allsecondTEMP / 60) % 10 == 9) allsecondTEMP -= 9 * 60;
else allsecondTEMP += 60;
buttonBounce[2] = millis();
}
}
else if (Select == 4) {
if (!inputRight && millis() - buttonBounce[1] >= 300) {
Select = 0;
buttonBounce[1] = millis();
}
if (!inputDown && millis() - buttonBounce[2] >= 300) {
alarmsec = 90000;
Mode = "DISPLAY";
buttonBounce[2] = millis();
}
}
if (!inputMode && millis() - buttonBounce[0] >= 300) {
alarmsec = allsecondTEMP - allsecondTEMP % 60;
Select = 0;
Mode = "DISPLAY";
buttonBounce[0] = millis();
}
if (!inputBack && millis() - buttonBounce[3] >= 300) {
Select = 0;
Mode = "SELECTMODE";
buttonBounce[3] = millis();
}
unsigned long hourTEMP = allsecondTEMP / 3600;
unsigned long minuteTEMP = (allsecondTEMP / 60) % 60;
unsigned long secondTEMP = allsecondTEMP % 60;
oled.setTextColor(WHITE);
oled.setCursor(0, 0);
oled.setTextSize(2);
if (hourTEMP < 10) oled.print("0");
oled.print(String(hourTEMP));
oled.print(":");
if (minuteTEMP < 10) oled.print("0");
oled.println(String(minuteTEMP));
oled.setTextSize(1);
oled.print("Cancal Alarm");
if (Select == 0) BLINK(0, 0, 12, 16);
else if (Select == 1) BLINK(12, 0, 12, 16);
else if (Select == 2) BLINK(36, 0, 12, 16);
else if (Select == 3) BLINK(48, 0, 12, 16);
else if (Select == 4) BLINK(0 , 16, 80, 16);
}
//=================================================================================
else if (Mode == "STOPWATCH") {
if (!inputMode && millis() - buttonBounce[0] >= 300) {
if (!stopwatch) {
if (firststop) {
stopwatchTimer = millis();
firststop = false;
}
else minussum += millis() - stopwatchEnd;
stopwatch = true;
}
else {
stopwatch = false;
stopwatchEnd = millis();
}
buttonBounce[0] = millis();
}
if (!inputDown && millis() - buttonBounce[2] >= 300) {
if (!stopwatch) {
stopwatchTimer = 0;
stopwatchEnd = 0;
sum = summinutes = sumsecond = summillisecond = minussum = 0;
}
buttonBounce[2] = millis();
}
if (!inputBack && millis() - buttonBounce[3] >= 300) {
Select = 0;
Mode = "SELECTMODE";
buttonBounce[3] = millis();
}
oled.setCursor(0, 0);
oled.setTextSize(3);
if (stopwatch) {
sum = millis() - stopwatchTimer - minussum;
summinutes = sum / 60000, sumsecond = (sum % 60000) / 1000, summillisecond = sum % 1000;
}
else {
if (stopwatchEnd > stopwatchTimer)
sum = stopwatchEnd - stopwatchTimer - minussum;
else sum = 0;
summinutes = sum / 60000, sumsecond = (sum % 60000) / 1000, summillisecond = sum % 1000;
}
if (summinutes < 10) oled.print("0");
oled.print(String(summinutes) + " ");
oled.fillRect(42, 2, 4, 4, WHITE);
oled.fillRect(42, 16, 4, 4, WHITE);
if (sumsecond < 10) oled.print("0");
oled.print(String(sumsecond));
oled.setCursor(88, 14);
oled.setTextSize(1);
oled.print(".");
if ((summillisecond % 1000) / 100 == 0) {
oled.print("0");
if ((summillisecond % 100) / 10 == 0) oled.print("0");
}
oled.print(String(summillisecond));
oled.setCursor(0, 24);
oled.print("Stopwatch Mode");
}
//=================================================================================
if (flip) oled.setRotation(2);
else if (!flip) oled.setRotation(0);
oled.display();
oled.clearDisplay();
}