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/*
* this example show the simplest way to converting a
* GREGORIAN Date in format of YYYY/M/D (ex.2010/2/20)
* to its SHAMSI equivalent. check library root folder for more
* informations.
*/
#include "DateConvL.h"
uint16_t current_year, current_month, current_day;
DateConvL dateC;
void setup() {
Serial.begin(9600);
SetCurrentDate();
dateC.ToShamsi(current_year,current_month,current_ day); // converts global values of date and stores them to dateC
Serial.print(dateC.global_year, DEC);
Serial.print('/');
Serial.print(dateC.global_month, DEC);
Serial.print('/');
Serial.print(dateC.global_day, DEC);
Serial.println();
}
void loop() {}
/*
* this function get current time and set date integers declared above
* IT IS NOT A PART OF LIBRARY but used to display current shamsi date
* come from : https://gist.github.com/djohnson001/6df673a8d7f8ac04246a
*/
String SetCurrentDate()
{
char const *date = __DATE__;
char s_month[5];
int _month, _day, _year;
static const char month_names[] = "JanFebMarAprMayJunJulAugSepOctNovDec";
sscanf(date, "%s %d %d", s_month, ¤t_day, ¤t_year);
current_month = ((strstr(month_names, s_month)-month_names)/3) + 1;
}
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کد اینه
// Arduino real time clock and temperature monitor with DS3231 and SSD1306 OLED
#include "DHT.h"
#include "DateConvL.h"
uint16_t current_year, current_month, current_day;
DateConvL dateC;
#define I_DHT22 19
#define DHTTYPE DHT22
//Object declaration
#include <Adafruit_GFX.h>
#include <Wire.h>
#include <SPI.h>
#include "EEPROM.h"
#include <Fonts/FreeSansBold24pt7b.h>
#include <Fonts/FreeMonoBold18pt7b.h>
#include <Fonts/FreeSans12pt7b.h>
#define BLACK 0x0000
#define BLUE 0x001F
#define RED 0xF800
#define GREEN 0x07E0
#define CYAN 0x07FF
#define MAGENTA 0xF81F
#define YELLOW 0xFFE0
#define WHITE 0xFFFF
#define ORANGE 0xFD20
#define GREENYELLOW 0xAFE5
#define DARKGREEN 0x03E0
#include <MCUFRIEND_kbv.h>
MCUFRIEND_kbv tft(A3, A2, A1, A0, A4);
DHT dht(I_DHT22, DHTTYPE);
#define button1 9 // Button B1 is connected to Arduino pin 9
#define button2 8 // Button B2 is connected to Arduino pin 8
void setup(void) {
tft.reset();
Serial.begin(9600);
pinMode(button1, INPUT_PULLUP);
pinMode(button2, INPUT_PULLUP);
uint16_t g_identifier;
g_identifier = tft.readID(); //
Serial.print("ID = 0x");
Serial.println(g_identifier, HEX);
if (g_identifier == 0x00D3 || g_identifier == 0xD3D3) g_identifier = 0x9481; // write-only shield
if (g_identifier == 0xFFFF) g_identifier = 0x9341; // serial
tft.begin(g_identifier);
tft.setRotation(1);
tft.fillScreen(BLACK);
Wire.begin();
dht.begin();
delay(1000);
tft.drawRoundRect(7, 7, 305, 220, 10, ORANGE);
tft.setTextColor(WHITE, BLACK);
tft.drawRect(117, 56, 3, 3, WHITE); // Put degree symbol ( ° )
}
char Time[] = " : : ";
char Calendar[] = " / /20 ";
char temperature[] = " 00.00";
char temperature_msb;
byte i, second, minute, hour, day, date, month, year, temperature_lsb;
void tft_day(){
switch(day){
case 1: draw_text(70, 20, " SUNDAY ", 4); break;
case 2: draw_text(70, 0, " MONDAY ", 4); break;
case 3: draw_text(70, 0, " TUESDAY ", 4); break;
case 4: draw_text(70, 0, "WEDNESDAY", 4); break;
case 5: draw_text(70, 0, "THURSDAY ", 4); break;
case 6: draw_text(70, 0, " FRIDAY ", 4); break;
default: draw_text(70, 0, "SATURDAY ", 4);
}
}
void DS3231_tft(){
// Convert BCD to decimal
second = (second >> 4) * 10 + (second & 0x0F);
minute = (minute >> 4) * 10 + (minute & 0x0F);
hour = (hour >> 4) * 10 + (hour & 0x0F);
date = (date >> 4) * 10 + (date & 0x0F);
month = (month >> 4) * 10 + (month & 0x0F);
year = (year >> 4) * 10 + (year & 0x0F);
// End conversion
Time[7] = second % 10 + 48;
Time[6] = second / 10 + 48;
Time[4] = minute % 10 + 48;
Time[3] = minute / 10 + 48;
Time[1] = hour % 10 + 48;
Time[0] = hour / 10 + 48;
Calendar[9] = year % 10 + 48;
Calendar[8] = year / 10 + 48;
Calendar[4] = month % 10 + 48;
Calendar[3] = month / 10 + 48;
Calendar[1] = date % 10 + 48;
Calendar[0] = date / 10 + 48;
if(temperature_msb < 0){
temperature_msb = abs(temperature_msb);
temperature[0] = '-';
}
else
temperature[0] = ' ';
temperature_lsb >>= 6;
temperature[2] = temperature_msb % 10 + 48;
temperature[1] = temperature_msb / 10 + 48;
if(temperature_lsb == 0 || temperature_lsb == 2){
temperature[5] = '0';
if(temperature_lsb == 0) temperature[4] = '0';
else temperature[4] = '5';
}
if(temperature_lsb == 1 || temperature_lsb == 3){
temperature[5] = '5';
if(temperature_lsb == 1) temperature[4] = '2';
else temperature[4] = '7';
}
// Temperature (Celcius)
SetCurrentDate();
dateC.ToShamsi(current_year,current_month,current_ day); // converts global values of date and stores them to dateC
char thisString [5] = {dateC.global_year, '/', dateC.global_month, '/', dateC.global_day };
draw_text(45, 60, thisString , 4); // tft the date (format: dd/mm/yyyy)
draw_text(70, 100, Time, 4); // tft the time
draw_text(35, 175, "TEMPERATURE =", 2);
draw_text(185, 175, temperature , 2);
draw_text(255, 175, "C", 2);// tft the temperature
}
void blink_parameter(){
byte j = 0;
while(j < 10 && digitalRead(button1) && digitalRead(button2)){
j++;
delay(25);
}
}
byte edit(byte x_pos, byte y_pos, byte parameter){
char text[3];
sprintf(text,"%02u", parameter);
while(!digitalRead(button1)); // Wait until button B1 released
while(true){
while(!digitalRead(button2)){ // If button B2 is pressed
parameter++;
if(i == 0 && parameter > 31) // If date > 31 ==> date = 1
parameter = 1;
if(i == 1 && parameter > 12) // If month > 12 ==> month = 1
parameter = 1;
if(i == 2 && parameter > 99) // If year > 99 ==> year = 0
parameter = 0;
if(i == 3 && parameter > 23) // If hours > 23 ==> hours = 0
parameter = 0;
if(i == 4 && parameter > 59) // If minutes > 59 ==> minutes = 0
parameter = 0;
sprintf(text,"%02u", parameter);
draw_text(x_pos, y_pos, text, 2);
delay(200); // Wait 200ms
}
draw_text(x_pos, y_pos, " ", 2);
blink_parameter();
draw_text(x_pos, y_pos, text, 2);
blink_parameter();
if(!digitalRead(button1)){ // If button B1 is pressed
i++; // Increament 'i' for the next parameter
return parameter; // Return parameter value and exit
}
}
}
void draw_text(byte x_pos, byte y_pos, char *text, byte text_size) {
tft.setCursor(x_pos, y_pos);
tft.setTextSize(text_size);
tft.print(text);
}
String SetCurrentDate()
{
char const *date = __DATE__;
char s_month[5];
int _month, _day, _year;
static const char month_names[] = "JanFebMarAprMayJunJulAugSepOctNovDec";
sscanf(date, "%s %d %d", s_month, ¤t_day, ¤t_year);
current_month = ((strstr(month_names, s_month)-month_names)/3) + 1;
}
void loop() {
if(!digitalRead(button1)){ // If button B1 is pressed
i = 0;
while(!digitalRead(button1)); // Wait for button B1 release
while(true){
while(!digitalRead(button2)){ // While button B2 pressed
day++; // Increment day
if(day > 7) day = 1;
tft_day(); // Call tft_day function
delay(200); // Wait 200 ms
}
draw_text(40, 0, " ", 1);
blink_parameter(); // Call blink_parameter function
tft_day(); // Call tft_day function
blink_parameter(); // Call blink_parameter function
if(!digitalRead(button1)) // If button B1 is pressed
break;
}
date = edit(4, 14, date); // Edit date
month = edit(40, 14, month); // Edit month
year = edit(100, 14, year); // Edit year
hour = edit(16, 35, hour); // Edit hours
minute = edit(52, 35, minute); // Edit minutes
// Convert decimal to BCD
minute = ((minute / 10) << 4) + (minute % 10);
hour = ((hour / 10) << 4) + (hour % 10);
date = ((date / 10) << 4) + (date % 10);
month = ((month / 10) << 4) + (month % 10);
year = ((year / 10) << 4) + (year % 10);
// End conversion
// Write data to DS3231 RTC
Wire.beginTransmission(0x68); // Start I2C protocol with DS3231 address
Wire.write(0); // Send register address
Wire.write(0); // Reset sesonds and start oscillator
Wire.write(minute); // Write minute
Wire.write(hour); // Write hour
Wire.write(day); // Write day
Wire.write(date); // Write date
Wire.write(month); // Write month
Wire.write(year); // Write year
Wire.endTransmission(); // Stop transmission and release the I2C bus
delay(200); // Wait 200ms
}
Wire.beginTransmission(0x68); // Start I2C protocol with DS3231 address
Wire.write(0); // Send register address
Wire.endTransmission(false); // I2C restart
Wire.requestFrom(0x68, 7); // Request 7 bytes from DS3231 and release I2C bus at end of reading
second = Wire.read(); // Read seconds from register 0
minute = Wire.read(); // Read minuts from register 1
hour = Wire.read(); // Read hour from register 2
day = Wire.read(); // Read day from register 3
date = Wire.read(); // Read date from register 4
month = Wire.read(); // Read month from register 5
year = Wire.read(); // Read year from register 6
Wire.beginTransmission(0x68); // Start I2C protocol with DS3231 address
Wire.write(0x11); // Send register address
Wire.endTransmission(false); // I2C restart
Wire.requestFrom(0x68, 2); // Request 2 bytes from DS3231 and release I2C bus at end of reading
temperature_msb = Wire.read(); // Read temperature MSB
temperature_lsb = Wire.read(); // Read temperature LSB
tft_day();
DS3231_tft(); // Diaplay time & calendar
delay(50);
// Wait 50ms
}
// End of code.
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