ErnieHorning: Created ESP32 Development Boards

2026-07-24T14:31:11Z

Created ESP32 Development Boards

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{{DISPLAYTITLE:ESP32 Development Boards}}

= ESP32 Development Boards =

ESP32 processors are available on hundreds of development boards produced by Espressif Systems and third-party manufacturers. Although many boards appear similar, they may use different ESP32 processors, memory configurations, USB interfaces, GPIO layouts, and peripheral hardware.

Understanding the relationship between the processor, module, and development board can help ensure the correct board is selected for a particular project.

[[File:ESP32 Development Boards.png|center|900px|thumb|Figure 1 – Common ESP32 development board styles.]]

== Processor vs. Module vs. Development Board ==

Many beginners use these terms interchangeably, but they refer to different parts of the system.

{| class="wikitable"
! Component
! Description
|-
| Processor
| The ESP32 integrated circuit (ESP32, ESP32-S3, ESP32-C3, etc.).
|-
| Module
| A self-contained RF module containing the processor, flash memory, crystal, antenna, and supporting components.
|-
| Development Board
| A printed circuit board that adds USB programming, voltage regulation, reset circuitry, pushbuttons, and GPIO headers.
|}

== Common Development Boards ==

Several development boards have become popular within the DIY holiday lighting community.

{| class="wikitable sortable"
! Board
! Typical Processor
! Notes
|-
| ESP32 DevKit V1
| Original ESP32
| Most common general-purpose development board.
|-
| NodeMCU-32S
| Original ESP32
| Widely available and inexpensive.
|-
| DOIT ESP32 DevKit
| Original ESP32
| Common clone with many GPIO available.
|-
| LOLIN32
| Original ESP32
| Compact board produced by Wemos/LOLIN.
|-
| WT32-ETH01
| Original ESP32
| Integrated Ethernet interface.
|-
| ESP32-S2 Development Boards
| ESP32-S2
| Native USB support.
|-
| ESP32-S3 Development Boards
| ESP32-S3
| Native USB and enhanced performance.
|-
| ESP32-C3 Development Boards
| ESP32-C3
| Compact RISC-V development boards.
|}

== Board Features ==

Development boards commonly include:

* USB programming interface
* 3.3-volt regulator
* Reset button
* Boot button
* GPIO headers
* Status LED
* Power LED

Some boards may also include:

* Ethernet
* OLED display
* Battery charger
* LiPo connector
* MicroSD socket
* Camera connector
* CAN interface

== Choosing a Development Board ==

When selecting a board, consider:

* Processor family
* Number of GPIO pins
* USB connector type
* Board size
* Ethernet support
* Available flash memory
* PSRAM (if required)
* Firmware compatibility

For most holiday lighting projects, an inexpensive general-purpose development board is usually sufficient.

== Development Board Recommendations ==

{| class="wikitable"
! Application
! Suggested Board
|-
| General WLED Controller
| ESP32 DevKit V1
|-
| ESPixelStick
| ESP32 DevKit V1
|-
| Compact Controller
| ESP32-C3 Development Board
|-
| Native USB
| ESP32-S3 Development Board
|-
| Ethernet Controller
| WT32-ETH01
|}

== Clones ==

Many ESP32 development boards are produced by multiple manufacturers. Boards sold under different brand names may be electrically identical while using different PCB colors, USB chips, or component layouts.

Most clone boards function normally, but users should verify GPIO assignments, USB drivers, and voltage regulator quality before use.

== See Also ==

* [[Choosing an ESP32]]
* [[ESP32 Comparison Chart]]
* [[ESP32 Family Overview]]
* [[Original ESP32]]
* [[ESP32 GPIO Reference]]
* [[ESP32 Christmas Lighting Recommendations]]

ESP32 Development Boards - Revision history

ErnieHorning: Created ESP32 Development Boards