1602 LCD display too bright , no text show up - Displays - Arduino

Use the i2c protocol to reduce the occupation of I/O ports, making it easier to add to the project, and less wiring is more beautiful. Commonly used

GeeekPi 2-Pack I2C 1602 LCD Display Module 16X2 Character Serial Blue Backlight LCD Module for Raspberry Pi Arduino STM32 DIY Maker Project Nanopi BPI

Arduino - Display the LED Brightness on a LCD 16x2

Character I2C LCD with Arduino Tutorial (8 Examples)

1602 LCD display too bright , no text show up - Displays - Arduino Forum

How to Control an LCD Display with Arduino (8 Examples)

I2C 16x2(1602) LCD Display Module for Arduino - DFRobot

LCD lights up but no text [solved] - Displays - Arduino Forum

Arduino LCD Set Up and Programming Guide

Arduino Mega 2560 – Getting started with LCDs

16x2 lcd screen text is very dim - Displays - Arduino Forum

Adjusting the LCD I2C Backlight Using 10k Variable

1602 Blue Backlight LCD Module with 16x2 Displays Characters. Very nice display for every project that requires visual output. Easily readable screen

IIC/I2C/TWI/SPI 1602 LCD Display Module for Arduino UNO R3 MEGA2560 Nano White on Blue with Backlight