LCD screen simple project!

A simple project to get started with a 16x2 LCD screen.

Jan 25, 2021

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3077 views

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1 respects

lcd

easy

Devices & Components

Arduino Uno Rev3

Rotary Potentiometer, 10 kohm

Jumper wires (generic)

Alphanumeric LCD, 16 x 2

Project description

Code

untitled

c_cpp

1#include <LiquidCrystal.h>
2LiquidCrystal lcd(7, 8, 9, 10, 11, 12);
3void  setup() {
4lcd.begin(16, 2);
5pinMode(LED_BUILTIN, OUTPUT);
6}
7
8void  loop() {
9lcd.setCursor(1, 0);
10digitalWrite(LED_BUILTIN, HIGH);
11lcd.print("Hello!");
12delay(500);
13lcd.setCursor(8,  0);
14lcd.print("This");
15delay(500);
16lcd.setCursor(1, 1);
17lcd.print("is");
18delay(500);
19lcd.setCursor(4,  1);
20lcd.print("my");
21delay(500); 
22lcd.setCursor(7, 1);
23lcd.print("first");
24delay(500);
25lcd.clear();
26lcd.setCursor(1,  0);
27lcd.print("project.");
28delay(500);
29lcd.setCursor(9, 0);
30lcd.print("Enjoy!");
31delay(1000);
32lcd.clear();
33}
34

#include <LiquidCrystal.h>
LiquidCrystal lcd(7, 8, 9, 10, 11, 12);
void  setup() {
lcd.begin(16, 2);
pinMode(LED_BUILTIN, OUTPUT);
}

void  loop() {
lcd.setCursor(1, 0);
digitalWrite(LED_BUILTIN, HIGH);
lcd.print("Hello!");
delay(500);
lcd.setCursor(8,  0);
lcd.print("This");
delay(500);
lcd.setCursor(1, 1);
lcd.print("is");
delay(500);
lcd.setCursor(4,  1);
lcd.print("my");
delay(500); 
lcd.setCursor(7, 1);
lcd.print("first");
delay(500);
lcd.clear();
lcd.setCursor(1,  0);
lcd.print("project.");
delay(500);
lcd.setCursor(9, 0);
lcd.print("Enjoy!");
delay(1000);
lcd.clear();
}

untitled

c_cpp

1#include <LiquidCrystal.h>
2LiquidCrystal lcd(7, 8, 9, 10, 11, 12);
3void   setup() {
4lcd.begin(16, 2);
5pinMode(LED_BUILTIN, OUTPUT);
6}
7
8void   loop() {
9lcd.setCursor(1, 0);
10digitalWrite(LED_BUILTIN, HIGH);
11lcd.print("Hello!");
12delay(500);
13lcd.setCursor(8,   0);
14lcd.print("This");
15delay(500);
16lcd.setCursor(1, 1);
17lcd.print("is");
18delay(500);
19lcd.setCursor(4,   1);
20lcd.print("my");
21delay(500); 
22lcd.setCursor(7, 1);
23lcd.print("first");
24delay(500);
25lcd.clear();
26lcd.setCursor(1,   0);
27lcd.print("project.");
28delay(500);
29lcd.setCursor(9, 0);
30lcd.print("Enjoy!");
31delay(1000);
32lcd.clear();
33}
34

#include <LiquidCrystal.h>
LiquidCrystal lcd(7, 8, 9, 10, 11, 12);
void   setup() {
lcd.begin(16, 2);
pinMode(LED_BUILTIN, OUTPUT);
}

void   loop() {
lcd.setCursor(1, 0);
digitalWrite(LED_BUILTIN, HIGH);
lcd.print("Hello!");
delay(500);
lcd.setCursor(8,   0);
lcd.print("This");
delay(500);
lcd.setCursor(1, 1);
lcd.print("is");
delay(500);
lcd.setCursor(4,   1);
lcd.print("my");
delay(500); 
lcd.setCursor(7, 1);
lcd.print("first");
delay(500);
lcd.clear();
lcd.setCursor(1,   0);
lcd.print("project.");
delay(500);
lcd.setCursor(9, 0);
lcd.print("Enjoy!");
delay(1000);
lcd.clear();
}

untitled

c_cpp

1#include <LiquidCrystal.h>
2LiquidCrystal lcd(7, 8, 9, 10, 11, 12);
3void
4  setup() {
5lcd.begin(16, 2);
6pinMode(LED_BUILTIN, OUTPUT);
7}
8
9void
10  loop() {
11lcd.setCursor(1, 0);
12digitalWrite(LED_BUILTIN, HIGH);
13lcd.print("Hello!");
14delay(500);
15lcd.setCursor(8,
16  0);
17lcd.print("This");
18delay(500);
19lcd.setCursor(1, 1);
20lcd.print("is");
21delay(500);
22lcd.setCursor(4,
23  1);
24lcd.print("my");
25delay(500); 
26lcd.setCursor(7, 1);
27lcd.print("first");
28delay(500);
29lcd.clear();
30lcd.setCursor(1,
31  0);
32lcd.print("project.");
33delay(500);
34lcd.setCursor(9, 0);
35lcd.print("Enjoy!");
36delay(1000);
37lcd.clear();
38}
39

#include <LiquidCrystal.h>
LiquidCrystal lcd(7, 8, 9, 10, 11, 12);
void
  setup() {
lcd.begin(16, 2);
pinMode(LED_BUILTIN, OUTPUT);
}

void
  loop() {
lcd.setCursor(1, 0);
digitalWrite(LED_BUILTIN, HIGH);
lcd.print("Hello!");
delay(500);
lcd.setCursor(8,
  0);
lcd.print("This");
delay(500);
lcd.setCursor(1, 1);
lcd.print("is");
delay(500);
lcd.setCursor(4,
  1);
lcd.print("my");
delay(500); 
lcd.setCursor(7, 1);
lcd.print("first");
delay(500);
lcd.clear();
lcd.setCursor(1,
  0);
lcd.print("project.");
delay(500);
lcd.setCursor(9, 0);
lcd.print("Enjoy!");
delay(1000);
lcd.clear();
}

Downloadable files

Wiring Scheme

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