Pin Ke LCD
Pin 3 - Serial clock out (SCLK)
Pin 4 - Serial date out (DIN)
Pin 5 - date/Command select (D/C)
Pin 6 - LCD chip select (CS/CE)
Pin 7 - LCD reset (RST)
- CODE
/Programa : Teste display Nokia 5110 usando biblioteca Adafruit
//Autor : VINICIUS LOPES
#include <Adafruit_GFX.h>
#include <Adafruit_PCD8544.h>
// pin 3 - Serial clock out (SCLK)
// pin 4 - Serial date out (DIN)
// pin 5 - date/Command select (D/C)
// pin 6 - LCD chip select (CS/CE)
// pin 7 - LCD reset (RST)
Adafruit_PCD8544 display = Adafruit_PCD8544(3,4,5,6,7);
int second,minute, hour, day, mounth,year;
unsigned long UtlTime;
void setup()
pinMode(2,OUTPUT);
UtlTime=0; {
minute=0;
hour=0;
day=0;
mounth=0;
year=0;
Serial.begin(9600);
display.begin();
display.setContrast(50); // Adjust the display contrast
display.clearDisplay(); //Apaga o buffer e o display
display.setTextSize(1); //Seta o tamanho do texto
display.setTextColor(BLACK); //Seta a cor do texto
display.print(" date e hour ");
display.setCursor(0,10);
display.print(" com Arduino");
display.display();
delay (5000);
//Configura o minute
display.clearDisplay();
display.setCursor(0,0);
display.print("minute: ");
display.display();
Serial.print("\nin between minute:");
while(minute==0) {
if (Serial.available() > 0)
{
minute= Serial.parseInt();
}
}
display.print(minute);
display.display();
delay(1000);
//Configura a hour
display.clearDisplay();
display.setCursor(0,0);
display.print("hour: ");
display.display();
Serial.print("\nin between hour:");
while(hour==0)
{
if (Serial.available() > 0)
{
hour= Serial.parseInt();
}
}
display.print(hour);
display.display();
delay(1000);
//Configura o day
display.clearDisplay();
display.setCursor(0,0);
display.print("day: ");
display.display();
Serial.print("\nin between day:");
while(day==0)
{
if (Serial.available() > 0)
{
day= Serial.parseInt();
}
}
display.print(day);
display.display();
delay(1000);
//Configura o mês
display.clearDisplay();
display.setCursor(0,0);
display.print("mounth: ");
display.display();
Serial.print("\nin between mounth:");
while(mounth==0)
{
if (Serial.available() > 0)
{
mounth= Serial.parseInt();
}
}
display.print(mounth);
display.display();
delay(1000);
//Configura o year
display.clearDisplay();
display.setCursor(0,0);
display.print("year: ");
display.display();
Serial.print("\nin between year:");
while(year==0)
{
if (Serial.available() > 0)
{
year= Serial.parseInt();
}
}
display.print(year);
display.display();
delay(1000);
display.clearDisplay();
}
void loop()
{
if(millis()-UtlTime<0)
{
UtlTime=millis();
}
else
{
second=int((millis()-UtlTime)/1000);
}
if(second>59)
{
second=0;
minute++;
UtlTime=millis();
if(minute>59)
{
hour++;
minute=0;
if(hour>23)
{
day++;
hour=0;
if(mounth==1||mounth==3||mounth==5||mounth==7||mounth==8||mounth==10||mounth==12)
{
if(day>31)
{
day=1;
mounth++;
if(mounth>12)
{
year++;
mounth=1;
}
}
}
else if(mounth==2)
{
if(year%400==0)
{
if(day>29)
{
day=1;
mounth++;
}
}
else if((year%4==0)&&(year%100!=0))
{
if(day>29)
{
day=1;
mounth++;
}
}
else
{
if(day>28)
{
day=1;
mounth++;
}
}
}
else
{
if(day>30)
{
day=1;
mounth++;
}
}
}
}
}
display.clearDisplay();
delay(1000);
Serial.print(day);
Serial.print("/");
Serial.print(mounth);
Serial.print("/");
Serial.print(year);
Serial.println();
display.setCursor(0,0);
display.print("date ");
display.print(day);
display.print("/");
display.print(mounth);
display.print("/");
display.print(year);
display.display();
Serial.print(hour);
Serial.print(":");
Serial.print(minute);
Serial.print(":");
Serial.print(second);
Serial.print("\n");
Serial.println();
display.setCursor(0,10);
display.print("hour ");
display.print(hour);
display.print(":");
display.print(minute);
display.print(":");
display.print(second);
display.display();
char tecla;
tecla = Serial.read();
if(tecla=='1'){
digitalWrite(2,LOW);
}
if(tecla=='2'){
digitalWrite(2, HIGH);
}
} - WIRING DIAGRAM
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