Adafruit ESP32 Feather V2 - 8MB Flash + 2MB PSRAM STEMMA QT
Adafruit ESP32 Feather V2 - 8MB Flash + 2MB PSRAM STEMMA QT - Image 2
Adafruit ESP32 Feather V2 - 8MB Flash + 2MB PSRAM STEMMA QT - Image 3
Adafruit ESP32 Feather V2 - 8MB Flash + 2MB PSRAM STEMMA QT - Image 4
Adafruit ESP32 Feather V2 - 8MB Flash + 2MB PSRAM STEMMA QT - Image 5
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Adafruit ESP32 Feather V2 - 8MB Flash + 2MB PSRAM STEMMA QT

₹3,519.00 (Inclusive of all taxes)
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The Adafruit ESP32 Feather V2 is an advanced development board featuring an ESP32 dual-core microcontroller with 8MB Flash and 2MB PSRAM, providing ample resources for complex IoT applications. With integrated Wi-Fi, dual-mode Bluetooth, and a convenient STEMMA QT connector, this low-power Feather is ideal for connected projects using Arduino or MicroPython.

Features

  • Features an ESP32 dual-core 240MHz Xtensa® processor for robust performance.
  • Integrated 8MB Flash and 2MB PSRAM provide generous memory for data and code-intensive applications.
  • On-board 802.11b/g/n Wi-Fi and dual-mode Bluetooth (Classic + BLE) for versatile wireless connectivity.
  • Includes a STEMMA QT connector with switchable power for easy I2C sensor integration and ultra-low power modes.
  • Designed for low power consumption, drawing 70µA in deep sleep from a Lipoly battery.

Out of stock

Description

The Adafruit ESP32 Feather V2 represents a significant redesign of the popular HUZZAH32 ESP32 Feather, offering enhanced capabilities for developers and makers. This compact board integrates Espressif’s versatile ESP32-PICO-D4 chip, known for its dual-core 240MHz Xtensa processor, making it suitable for a wide range of embedded systems requiring both processing power and network connectivity. The V2 revision specifically upgrades the memory to a substantial 8MB Flash and 2MB PSRAM, addressing the needs of larger firmware, web servers, and data buffering in IoT applications.

Beyond its robust processing core, the ESP32 Feather V2 focuses on ease of use and power efficiency. It features a modern USB-C port for programming and power, alongside built-in LiPoly battery charging and monitoring. The inclusion of a STEMMA QT connector simplifies I2C peripheral integration, allowing for quick prototyping with a vast ecosystem of sensors and displays, all while supporting controllable power for optimizing battery life. This board is fully compatible with both the Arduino IDE and MicroPython, offering flexible development pathways for various skill levels and project requirements.

Key Features

  • ESP32 Dual-core 240MHz Xtensa® processor with FCC/CE certified module.
  • 8 MByte Flash and 2 MByte PSRAM for extensive program and data storage.
  • Flexible power options: USB Type-C or 3.7V LiPoly battery, with integrated charging.
  • LiPoly battery monitor featuring a 200K resistor divider for accurate voltage readings.
  • Dedicated Reset and User (GPIO38) tactile buttons for board control and input.
  • High-speed firmware uploads via a CH9102F USB-to-serial converter with auto-reset functionality.
  • STEMMA QT connector with switchable 3.3V power, enabling low-power I2C sensor operation.
  • Charge status LED, user LED, and a controllable NeoPixel for visual feedback and low-power indication.
  • Optimized for low power usage, achieving 70µA in deep sleep from Lipoly (with NeoPixel/I2C off).
  • Supports development with Arduino IDE and MicroPython.
  • Integrated Hall sensor and 10x capacitive touch interface for advanced interaction.
  • Multiple peripherals: 3x UART, 3x SPI, 2x I2C, 12x ADC, 2x I2S Audio, 2x DAC.
  • PWM/timer input/output available on all GPIO pins.
  • On-board PCB antenna for reliable wireless communication.

Applications

  • IoT sensor nodes requiring Wi-Fi and Bluetooth connectivity.
  • Low-power wearables and portable devices.
  • Smart home automation and control systems.
  • Data logging and remote monitoring solutions.
  • Prototyping for embedded systems with extensive memory requirements.
  • Educational projects focused on wireless communication and microcontrollers.

Technical Specifications

MicrocontrollerESP32 Dual-core Xtensa LX6 (240MHz)
Flash Memory8 MB
PSRAM2 MB
SRAM (Integrated)520 KB
Wi-Fi802.11b/g/n HT40 (2.4 GHz)
BluetoothDual-mode (Classic + BLE)
USB InterfaceUSB Type-C (CH9102F converter)
I2C InterfaceSTEMMA QT connector with switchable power
Power InputUSB Type-C (5V) or 3.7V LiPoly battery
Deep Sleep Current~70µA (from LiPoly, NeoPixel/I2C off)
Light Sleep Current~1.2mA
Dimensions~8 x 4 x 1 cm

Frequently Asked Questions

What are the key memory upgrades in the ESP32 Feather V2 compared to its predecessor?

The ESP32 Feather V2 significantly upgrades from 4MB Flash to 8MB Flash and adds 2MB of PSRAM. This expanded memory allows for larger programs, more extensive data buffering, and complex web interfaces, enhancing its capability for advanced IoT applications.

What wireless connectivity options does the Adafruit ESP32 Feather V2 offer?

This board integrates an 802.11b/g/n HT40 Wi-Fi transceiver for robust 2.4 GHz network connectivity. It also features dual-mode Bluetooth, supporting both classic Bluetooth for legacy devices and Bluetooth Low Energy (BLE) for modern, power-efficient IoT communication protocols.

How does the STEMMA QT connector enhance the Feather V2's functionality?

The STEMMA QT connector provides a plug-and-play interface for I2C devices, simplifying sensor and display integration without soldering. Crucially, its power supply is independently controllable, enabling developers to completely power down attached I2C peripherals for ultra-low power consumption during deep sleep modes.

What development environments and programming languages are supported by the ESP32 Feather V2?

The Adafruit ESP32 Feather V2 is highly versatile, supporting common development environments. It is fully compatible with the Arduino IDE, offering a familiar ecosystem for many makers. Additionally, it can be programmed using MicroPython, providing a Python-based option for rapid prototyping and development.

Can the Feather V2 be powered by a battery, and what are its low-power capabilities?

Yes, the Feather V2 can be powered via its USB-C port or a 3.7V LiPoly battery, with built-in charging. It's optimized for low power, drawing approximately 70µA in deep sleep from a Lipoly battery, particularly when the NeoPixel and external I2C power are disabled.

Package Includes

  • 1 x Adafruit ESP32 Feather V2 - 8MB Flash + 2 MB PSRAM - STEMMA QT

Additional Information

Weight 0.01 kg
Dimensions 8 × 4 × 1 cm

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