A compact WiFi development board based on the ESP32-S2 single-core Xtensa LX7 processor, running at up to 240MHz with 2.4GHz WiFi connectivity. Available in multiple variants — with or without an onboard 0.96" IPS LCD display and pre-soldered pin headers — this board is compatible with the Raspberry Pi Pico expansion ecosystem and supports C/C++, MicroPython, and CircuitPython development.

Featuring 320KB SRAM, 128KB ROM, 8MB PSRAM, and 4MB flash, plus integrated USB OTG, hardware crypto acceleration, and 26 multi-function GPIO pins, it's a versatile platform for IoT, wearables, and smart home applications.

Key Features

• ESP32-S2FH4 Processor – Xtensa single-core 32-bit LX7, up to 240MHz
• 2.4GHz WiFi – IEEE 802.11 b/g/n with onboard ceramic antenna, up to 150Mbps
• 8MB PSRAM + 4MB Flash – Plus 320KB SRAM and 128KB ROM
• Pico-Compatible Pinout – Works with Raspberry Pi Pico expansion boards
• USB-C + USB OTG – Full-speed USB on-chip for programming and data
• Hardware Security – Crypto accelerator, RNG, HMAC, and digital signature module
• Multiple Low-Power Modes – Optimised for battery and IoT applications
• 26 Multi-Function GPIO – Configurable pins for flexible integration
• Castellated Edges – Can be soldered directly to custom carrier boards
• Efficient Power Supply – Onboard TPS63000 1.8A buck-boost DC-DC converter

LCD Version Additions

• 0.96" IPS LCD Display – 160 × 80 pixels, 65K colours
• LiPo Battery Management – MX1.25 header for 3.7V lithium battery charge/discharge (ETA6096 manager)

Ideal For

• IoT sensor nodes and smart home devices
• Wearable electronics and mobile IoT products
• MicroPython and CircuitPython projects
• Prototyping with Raspberry Pi Pico expansion boards

Specifications

• Processor – ESP32-S2FH4 (Xtensa LX7, single-core 32-bit)
• Clock Speed – Up to 240MHz
• SRAM – 320KB
• ROM – 128KB
• PSRAM – 8MB (APS6404L)
• Flash – 4MB
• WiFi – 2.4GHz 802.11 b/g/n
• USB – Type-C with full-speed USB OTG
• GPIO – 26 multi-function pins
• Onboard Interfaces – LCD (8-bit serial RGB/8080/6800), TWAI controller, capacitive touch GPIO, temperature sensor, RMT
• Power IC – TPS63000 buck-boost DC-DC
• Buttons – BOOT, RESET
• LED – User LED
• Development – C/C++ SDK, MicroPython, CircuitPython

Variants

• ESP32-S2-Pico – Standard version (no headers)
• ESP32-S2-Pico-M – Standard version with pre-soldered pin headers
• ESP32-S2-LCD-0.96 – LCD version (no headers)
• ESP32-S2-LCD-0.96-M – LCD version with pre-soldered pin headers

Package Contents

• 1× ESP32-S2 Development Board (variant as selected)

Resources

• Product Wiki