ESP-32S ESP-WROOM-32 ESP32 WIFI Dual Core CPU Development Board 802.11b/g Wi Fi BT Module Ultra-Low Power Consumption

Description

ESP-32S ESP-WROOM-32 ESP32 WIFI Dual Core CPU Development Board 802.11b/g Wi Fi BT Module Ultra-Low Power Consumption

Unlock the full potential of IoT with the ESP-32S ESP-WROOM-32 development board. Built around the powerful dual‑core ESP32 processor, this board delivers seamless Wi‑Fi and Bluetooth connectivity, ultra‑low power consumption, and a compact form factor that’s perfect for prototypes, hobbyist projects, and commercial products.

Product Overview

The ESP-32S board integrates the ESP-WROOM-32 module, offering 802.11b/g/n Wi‑Fi and Bluetooth 4.2 Classic/LE. With a dual‑core CPU running up to 240 MHz, it provides the processing power needed for complex applications while maintaining low power usage thanks to deep sleep modes and efficient power management.

Key Features

• Dual‑core 240 MHz Xtensa® LX6 microprocessor
• 802.11b/g/n Wi‑Fi with dual‑band support (2.4 GHz)
• Bluetooth 4.2 Classic & BLE (Bluetooth Low Energy)
• Ultra‑low power consumption with multiple sleep modes
• Integrated 4MB Flash, 520KB RAM, and 8MB PSRAM
• Rich peripheral set: 34 GPIOs, I²C, SPI, UART, ADC, DAC, PWM
• Compact 18 mm × 25 mm footprint with PCB‑mountable headers
• Easy firmware development with Arduino, ESP-IDF, and MicroPython
• Robust RF performance: 2.4 GHz band, 2.4 GHz to 2.5 GHz

Technical Specifications

• Core architecture: Dual‑core Xtensa® LX6
• Operating frequency: 80 MHz (default) / 160 MHz / 240 MHz
• Flash memory: 4 MB (SPI Flash)
• PSRAM: 8 MB (LPDDR2)
• RAM: 520 KB SRAM
• I/O: 34 GPIOs (12-bit ADC, 2‑channel DAC, 2‑channel PWM)
• Interfaces: UART, SPI, I²C, I²S, SDIO, CAN, UART0, UART1, UART2
• Power supply: 3.0 V–3.6 V (recommended 3.3 V)
• Operating temperature: –40 °C to +85 °C

Applications

Whether you’re building smart home devices, industrial IoT gateways, wearable gadgets, or wireless sensor networks, the ESP-32S board’s versatility and low power profile make it an ideal choice. Its robust connectivity and rich peripheral set enable developers to prototype quickly and deploy reliably in real‑world environments.