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

SunFounder LCD1602 Module with 3.3V Backlight

RGB Backlit LCDs, Character LCDs

arduino esp8266 - LCD 16x2 with I2c display blank - Stack Overflow

I2C LCD with Arduino Display Scrolling Text and Custom Characters

SOLVED] LCD 1602A won't display Data - Displays - Arduino Forum

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

LCD screen 16x2 yellow/black

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