ESP32 Development Board WiFi + Bluetooth Ultra-Low Power Consumption Dual Core ESP-32 ESP-32S ESP 32

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ESP-WROOM-32 Development Module

Product Description

The ESP-WROOM-32 Development Module is a high-performance microcontroller board designed for seamless integration with USB-enabled computers. The core of the module is the ESP-WROOM-32, a powerful dual-core processor featuring integrated WiFi and Bluetooth connectivity. To facilitate easy debugging and fast, stable data transmission, the module includes a CP2102 USB-to-serial chip, allowing direct connection via a Micro USB interface.

Equipped with status indicators, the module provides real-time feedback on its operation. A red power LED indicates power supply status, while a blue working status LED helps monitor operational activity. Additionally, the module is equipped with two touch buttons: one for resetting the board and another for enabling the module to enter the HALBERD program mode.

The development-friendly design includes pin headers on both sides, making it convenient for developers to interface with external components. With its robust Bluetooth and WiFi capabilities, the module is ideal for a variety of IoT applications such as home automation, industrial wireless control, and wireless positioning systems. Developers can access a wealth of resources from Lexin and Anxinco official websites, making learning and development easier.

Supporting multiple development environments, including NodeMCU, the module offers extensive compatibility with different platforms, enhancing its versatility. It is well-suited for projects requiring reliable and efficient wireless communication.

Features

• Based on the ESP-WROOM-32 development board.

• 802.11b/g/n WiFi + Bluetooth module for versatile wireless communication.

• Low-power dual-core 32-bit CPU, functioning as an independent application processor.

• Operates at a main frequency of up to 240MHz, with processing capabilities reaching 600 DMIPS.

• Supports multiple communication interfaces: UART, SPI, I2C, PWM, DAC, ADC.

• OpenOCD debugging interface for advanced troubleshooting.

• Multiple power-saving sleep modes, with deep sleep consumption as low as 6.5µA.

• Pre-installed with LwIP and FreeRTOS, ensuring efficient real-time task management.

• Supports multiple network modes: STA (Station), AP (Access Point), and STA+AP (hybrid mode).

• Smart Config / AirKiss one-key network configuration for quick and easy WiFi setup.

• General AT command support, simplifying communication and control.

• Allows local serial port updates and remote firmware updates (FOTA).

Specifications

• SPI Flash Memory: Default 32Mbit

• Bluetooth: Compatible with Bluetooth 4.2 BR/EDR and BLE standards

• Supported Interfaces: UART, SPI, SDIO, I2C, PWM, I2S, IR, ADC, DAC

• On-Chip Sensors: Hall sensor, temperature sensor, capacitive touch sensor

• IO Ports: 22 available GPIO pins

• Default Serial Port Baud Rate: 115200 BPS

• Wireless Spectrum Range: 2412 ~ 2484MHz

• Antenna Type: PCB antenna on board, gain: 2dBi

• Transmission Power:

  • 802.11b: 17 ± 2dBm (11Mbps)

  • 802.11g: 14 ± 2dBm (54Mbps)

  • 802.11n: 13 ± 2dBm (MCS7)

• Receiving Sensitivity:

  • CCK, 1Mbps: -90dBm

  • CCK, 11Mbps: -85dBm

  • 6Mbps (1/2bpsk): -88dBm

  • 54Mbps (3/464-QAM): -70dBm

  • MCS7 (65Mbps, 72.2Mbps): -67dBm

• Power Consumption: 300mA @ 3.3V

• Security Protocols: WPA / WPA2 / WPA2-Enterprise / WPS

• Power Supply Options:

  • Via USB: 5V

  • Pin Power Supply: 5.0V ~ 12V

• Operating Temperature: -20°C to 85°C

• Storage Conditions: -40°C to 90°C, < 90% RH

• Product Dimensions(different for 30 pins and 38 pins): 52 × 29 × 15mm (2.04 × 1.14 × 0.59 inches)

Notes

• Please allow for a 1-3mm variance in measurements due to manual measurement techniques.

• Due to differences in display settings and lighting conditions, the product images may not perfectly reflect the actual color of the item. We appreciate your understanding.