ESP32-S Development Board

Description

ESP32-S Development Board

Product Overview

Our ESP32-S Development Board is a fully assembled, ready-to-use development platform based on the powerful ESP32-S Wi-Fi + Bluetooth MCU.

It features USB Type-C port, automatic programming circuitry, ESD protection, making it ideal for IoT, USB applications,  and embedded system development.

Designed for reliability and professional use, this board integrates high-quality protection components and a robust USB interface architecture.

Key Features

• Based on ESP32-S Wi-Fi + Bluetooth SoC module

• Integrated CH340C USB-to-Serial converter

• Automatic firmware upload circuit (Auto Boot / Auto Reset)

• Onboard AMS1117-3.3V linear voltage regulator

• USB Type-C connector

• EN (Reset) and BOOT push buttons

• Exposed GPIO pins via through-hole headers

• Onboard power and status indication LED

Technical Specifications

Main Controller

• Module: ESP32-S

• CPU: Dual-core 32-bit Xtensa LX6

• Wi-Fi: 802.11 b/g/n (2.4GHz)

• Bluetooth: Bluetooth Classic + BLE

• Operating Voltage: 3.3V

USB Interface

• USB-to-UART IC: CH340C

• USB Connector: USB Type-C

• Supports automatic program download

Power Section

• Input Voltage: 5V via USB

• Voltage Regulator: AMS1117-3.3V

• Output Voltage: 3.3V for ESP32 and peripherals

GPIO & Interfaces

• Multiple GPIO pins exposed

• UART

• SPI

• I2C

• PWM

• ADC

• DAC

Board Type

• Fully Assembled and Tested

Power & Programming

• Powered via USB Type-C (5V input)

• Onboard AMS1117 regulator provides 3.3V rail

• Programming via USB using CH340C USB-to-UART interface

• Supports automatic bootloader entry (no manual BOOT button required in normal use)

• Compatible with Arduino IDE, ESP-IDF, PlatformIO

Applications

• IoT devices

• Smart home systems

• Wireless sensor networks

• Web server and cloud-connected devices

• Industrial monitoring

• Embedded Wi-Fi/BLE applications

What’s Included

• 1x ESP32-S Development Board (Fully Assembled)

Notes

• USB drivers for CH340C may be required depending on operating system.

• AMS1117 is a linear regulator; ensure proper heat considerations when drawing higher current.

• GPIOs operate at 3.3V logic level and are not 5V tolerant.