https://github.com/cfrankb/esp32-lcd1602_2004-cpp

LCD 1602/2004 i2c module driver for the ESP-IDF
https://github.com/cfrankb/esp32-lcd1602_2004-cpp

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LCD 1602/2004 i2c module driver for the ESP-IDF

• Host: GitHub
• URL: https://github.com/cfrankb/esp32-lcd1602_2004-cpp
• Owner: cfrankb
• Created: 2024-09-11T19:57:45.000Z (3 months ago)
• Default Branch: master
• Last Pushed: 2024-09-15T23:20:37.000Z (3 months ago)
• Last Synced: 2024-09-16T00:38:49.861Z (3 months ago)
• Language: C++
• Homepage:
• Size: 306 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Demo Project: ESP-32 LCD1602/2004 driver C++ library for the ESP-IDF

## Introduction

This is a demo project for a library to control LCD1602 / LCD 2004  display with 12c using the ESP-32 IDF toolchain [ESP-IDF](https://github.com/espressif/esp-idf).

Please note that this is actually a demo project. The library is in the components folder.

![Image](images/20240911_161136_scale2.jpg "icon")

## Features

 * Display numbers

 * Scrolling text

 * Simplified interface

 * C++ Implementation

## Software required

esp-idf v5.3 or later.

# Installation

```Shell

git clone https://github.com/cfrankb/esp32-lcd1602_2004-cpp

cd esp32-lcd1602_2004-cpp/

idf.py set-target {esp32/esp32s2/esp32s3/esp32c3}

idf.py menuconfig

idf.py flash

```

## Suggested wiring for the LCD 1602/2004 12c Display Module

| LCD1602/2004 | wirecolor | GPIO Pin |

| ------------ | --------- | -------- |

| SDA          | blue      | 21       |

| SCL          | green     | 22       |

| GRN          | black     | GRN      |

| VCC          | red       | 5v *     |

\* most models use 5v. There are some variants that operate on 3.3v. Check documentation before proceeding.

## Tested hardware

TBA

## Source Code

The source is available from [GitHub cfrankb/esp32-lcd1602_2004-cpp](https://github.com/cfrankb/esp32-lcd1602_2004-cpp).