Arduino - lcd.write()

Description

Write a character to the LCD.

Syntax

lcd.write(data)

Parameters

  • lcd: a variable of type LiquidCrystal
  • data: the character to write to the display

Returns

  • Return the number of bytes written, though reading that number is optional

Example

Hardware Required

1×Arduino UNO or Genuino UNO
1×USB 2.0 cable type A/B (for USB-A PC)
1×USB 2.0 cable type C/B (for USB-C PC)
1×LCD
1×Potentiometer
1×(Alternative) Potentiometer Kit
1×(Alternative) Potentiometer Module with Knob
1×Breadboard
1×Jumper Wires
1×(Recommended) Screw Terminal Block Shield for Arduino Uno
1×(Recommended) Breadboard Shield For Arduino Uno
1×(Recommended) Enclosure For Arduino Uno
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Wiring Diagram

Arduino LCD Wiring Diagram

This image is created using Fritzing. Click to enlarge image

Arduino Code

#include <LiquidCrystal.h> LiquidCrystal lcd(11, 12, 2, 3, 4, 5); void setup() { lcd.begin(16, 2); // set up the LCD 16x2 Serial.begin(9600); } void loop() { if (Serial.available()) { lcd.write(Serial.read()); } }

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Arduino UNO R3
Arduino Starter Kit

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