[英]Different font size, same LCD screen. Nokia 5110 LCD with arduino uno clock
這是我的諾基亞 5110 lcd arduino 時鍾項目。 我試圖使字體更小,setTextSize(1),僅幾秒鍾,即顯示屏上的第三行。 我可以更改所有內容的字體大小,但不能特別更改秒數。 任何事情都會有很大幫助,因為我對 arduino 非常陌生。 謝謝你的時間!
//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);
}
}
setTextSize()
設置“放大率”,而不是直接設置文本大小,因此setTextSize(1)
使用默認文本大小,而setTextSize(2)
會將文本大小加倍。
/*!
@brief Set text 'magnification' size. Each increase in s makes 1 pixel
that much bigger.
@param s Desired text size. 1 is default 6x8, 2 is 12x16, 3 is 18x24, etc
*/
void Adafruit_GFX::setTextSize(uint8_t s) { setTextSize(s, s); }
setTextSize()
在使用print()
之類的函數時更改字符像素打印到顯示器的方式(或者在Adafruit_PCD8544
的情況下打印到內部緩沖區),允許我們更改每次print
調用的文本大小,例如
Adafruit_PCD8544 screen = Adafruit_PCD8544(3,4,5,6,7);
//... begin(), setContrast(), etc...
screen.setTextSize(1);
screen.println("Regular");
screen.setTextSize(2);
screen.println("Double");
screen.setTextSize(1);
screen.println("Regular again");
screen.display();
這將以默認文本大小顯示字符串“Regular”和“Regular again”,字符串“Double”將默認文本大小加倍。
在您的代碼中,該塊:
display.setCursor(0,16);
display.print(" ");
display.print(hour);
display.print(":");
display.print(minute);
display.print("\n -");
display.print(second);
display.print("-");
display.display();
應該是這樣的:
display.setCursor(0,16);
display.print(" ");
display.print(hour);
display.print(":");
display.print(minute);
display.setTextSize(1); //Change to smaller text size for seconds since you already use size 2 by default
display.print("\n -");
display.print(second);
display.print("-");
display.setTextSize(2) //Change back to larger text size for other values
display.display();
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