Espressif boards

Espressif · ESP8266

Minimal 8-pin ESP8266 Wi-Fi module (AI-Thinker ESP-01). 3.3V only; CH_PD must be high to run, and GPIO0 low at boot enters flash mode. Two usable GPIOs.

Espressif · ESP32-WROOM-32

Espressif's reference ESP32 dev board: an ESP32-WROOM-32 module on a 38-pin breadboard-friendly carrier with USB-serial and auto-reset. 3.3V logic; most GPIOs are multiplexed (ADC, touch, SPI, I2C, UART, PWM via any pin).

Espressif · ESP32-C3-WROOM-02

Espressif's ESP32-C3 dev board (DevKitC-02): a single-core RISC-V with Wi-Fi + BLE 5 and native USB. Organized by GPIO with key functions below; ADC1 is on GPIO0-4. 3.3V logic.

Espressif · ESP32-C3FH4

A small-sized module with 2.4 GHz Wi-Fi and Bluetooth 5, built around a RISC-V single-core processor. It offers up to 8 MB of flash and 15 GPIO pins, suitable for IoT applications.

Espressif · ESP32-C3

The ESP32-C3-WROOM-02 is a Wi-Fi and Bluetooth LE module with up to 15 GPIOs, supporting SPI, UART, I2C, and other peripherals.

Espressif · ESP32-C6

The ESP32-C6-MINI-1 is a compact module supporting Wi-Fi 6, Bluetooth 5, and IEEE 802.15.4 protocols with rich peripherals.

Espressif · ESP32-C6

This module is based on the ESP32-C6 SoC, featuring a 32-bit RISC-V core. It offers Wi-Fi 6, Bluetooth 5 (LE), Zigbee, and Thread connectivity, along with 23 GPIOs and various peripherals, making it suitable for IoT applications.

Espressif · ESP32

The ESP32-PICO-D4 is a compact System-in-Package (SiP) device with integrated Wi-Fi and Bluetooth functionalities, suitable for IoT applications.

Espressif · ESP32-S2 series

This is a generic Wi-Fi MCU module built around the ESP32-S2 SoC, offering a rich set of peripherals for various IoT applications like smart home and wearable electronics.

Espressif · ESP32-S3-WROOM-1

Espressif's ESP32-S3 dev board (DevKitC-1): a dual-core LX7 with Wi-Fi + BLE, native USB, and lots of GPIO. Pins are organized below by GPIO with their key functions; almost any GPIO can do PWM, and most can do touch. 3.3V logic.

Espressif · ESP32-S3

The ESP32-S3-MINI-1 is a small-sized module supporting Wi-Fi and Bluetooth LE, featuring an Xtensa dual-core microprocessor with up to 8 MB flash and 39 GPIOs.

Espressif · ESP32-S3

The ESP32-S3-WROOM-1 is a powerful Wi-Fi and Bluetooth LE module based on the ESP32-S3 SoC. It features a dual-core LX7 processor, up to 16MB flash and PSRAM, and 36 GPIOs with a rich set of peripherals for AIoT applications.

Espressif · ESP32-WROOM-32

The ESP32-WROOM-32 is a versatile Wi-Fi and Bluetooth module, powered by an ESP32-D0WDQ6 dual-core processor. It is designed for a broad range of IoT applications, from low-power sensor networks to demanding multimedia tasks.

Espressif · ESP32-D0WD-V3 or ESP32-D0WDR2-V3

The ESP32-WROOM-32E is a Wi-Fi and Bluetooth module with rich peripherals, including up to 26 GPIOs, ADC, PWM, I2C, SPI, UART, and more. It supports operating voltages from 3.0V to 3.6V.

Espressif · ESP32-D0WD-V3 or ESP32-D0WDR2-V3

The ESP32-WROVER-E is a Wi-Fi and Bluetooth module with up to 16 MB of SPI flash, featuring dual-core 32-bit LX6 microprocessor operating at up to 240 MHz.

Espressif · ESP8266 (ESP-12E)

The NodeMCU is a popular ESP8266 (ESP-12E) Wi-Fi dev board with a USB-serial bridge and breadboard-friendly headers. Its silkscreen 'Dx' labels map to specific GPIOs (e.g. D1=GPIO5, D2=GPIO4). Logic is 3.3V; VIN accepts 5V.

Espressif · ESP8266EX

The ESP8266EX is a Wi-Fi SoC with integrated Tensilica L106 processor, supporting 802.11 b/g/n and featuring GPIO, ADC, PWM, I2C, SPI, UART interfaces.