不同的字体大小，相同的 LCD 屏幕带有 arduino uno 时钟的诺基亚 5110 LCD

问题描述

这是我的诺基亚 5110 lcd arduino 时钟项目。我试图使字体更小，setTextSize(1)，仅在显示的第三行的秒数内。我可以更改所有内容的字体大小，但不是特别秒。任何事情都会有很大帮助，因为我对arduino很陌生。感谢您的时间！

//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=30;   
hour=6;   
day=9;   
mounth=5;   
year=21;   
Serial.begin(9600);   
  display.begin();
  display.setContrast(80); // Adjust the display contrast
  display.cleardisplay();   //Apaga o buffer e o display
  display.setTextSize(2);  //Seta o tamanho do texto
  display.setTextColor(BLACK); //Seta a cor do texto      
   
display.print("Date \n & \nTime ");   
display.setCursor(0,10);   
display.display();
delay (5000); 


//Configura o 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 a minute   
display.cleardisplay();   
display.setCursor(0,0);   
display.print("minute:");   
display.display();
Serial.print("\nin between minute:"); 
while(hour==0)   
{     
if (Serial.available() > 0)     
{       
minute= Serial.parseInt();     
}   
}   
display.print(minute);   
display.display();
delay(1000);    

//Configura o month   
display.cleardisplay();   
display.setCursor(0,0);   
display.print("month:");
display.display();   
Serial.print("\nin between month:");   
while(mounth==0)   
{     
if (Serial.available() > 0)     
{       
day= Serial.parseInt();     
}   
}   
display.print(mounth);   
display.display();
delay(1000);    

//Configura o mês   
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 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(mounth);   
Serial.print("/");   
Serial.print(day);   
Serial.print("/");   
Serial.print(year);   
Serial.println();      

display.setCursor(0,0);   
display.print(" ");   
display.print(mounth);   
display.print("/");   
display.print(day);   
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(0,16);   
display.print(" ");   
display.print(hour);   
display.print(":");   
display.print(minute);  
display.print("\n -");  
display.print(second); 
display.print("-");
display.display();

char tecla;
tecla = Serial.read();
if(tecla=='1'){
digitalWrite(2,LOW);
}
if(tecla=='2'){
  digitalWrite(2,HIGH);
}

}

解决方法

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