TTGO Micro-32 V2.0 Wifi Wireless Bluetooth Module ESP32 PICO-D4 IPEX ESP-32
TTGO Micro-32 V2.0 Wifi Wireless Bluetooth Module ESP32 PICO-D4 IPEX ESP-32
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TTGO Micro-32 V2.0 Wifi Wireless Bluetooth Module ESP32 PICO-D4 IPEX ESP-32 is a Microcontroller available online in India from Tech Depot India.
The TTGO Micro-32 V2.0 is a compact ESP32-based microcontroller development board featuring integrated WiFi and Bluetooth connectivity, built on the PICO-D4 chip architecture with external IPEX antenna connector for enhanced signal reception. IoT developers, embedded systems engineers, and hardware prototypers rely on this module to build connected devices requiring dual-band wireless communication with minimal form factor constraints. This board solves the critical challenge of integrating professional-grade wireless capabilities into space-constrained applications while maintaining power efficiency and cost-effectiveness.
Specifications
| Specification | Details |
| Product Type | WiFi and Bluetooth Microcontroller Module |
| Brand | TTGO (Lilygo) |
| Chipset | ESP32 PICO-D4 |
| Processor | Dual-core Xtensa 32-bit at 240MHz |
| RAM | 520KB SRAM |
| Flash Memory | 4MB Embedded |
| WiFi | 802.11 b/g/n, 2.4GHz |
| Bluetooth | Bluetooth 4.2 (BLE) and Classic |
| Antenna | IPEX Connector for External Antenna |
| GPIO Pins | Multiple digital and analog I/O |
| Operating Voltage | 3.3V to 5V |
| Board Dimensions | 25mm x 25mm (Compact Form Factor) |
| Origin | Original/Authentic |
Why Choose TTGO Micro-32 V2.0 Wifi Wireless Bluetooth Module ESP32 PICO-D4 IPEX ESP-32?
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Key Features of TTGO Micro-32 V2.0 Wifi Wireless Bluetooth Module ESP32 PICO-D4 IPEX ESP-32
- Dual-core 240MHz Xtensa processor with dynamic frequency scaling for adaptive power management in battery-powered IoT applications
- Integrated 4MB flash memory with OTA (Over-The-Air) update capability for remote firmware deployment without physical board access
- IPEX antenna connector enabling external antenna attachment for enhanced WiFi and Bluetooth range in industrial and outdoor deployments
- Simultaneous WiFi and Bluetooth operation supporting concurrent IoT connectivity patterns and dual-protocol communication scenarios
- 520KB SRAM with configurable memory allocation for real-time data processing and complex algorithm execution
- Multiple communication interfaces including UART, SPI, I2C, and CAN for seamless integration with legacy industrial sensors and actuators
Perfect For
- Smart Home Automation: WiFi-enabled control of lighting, HVAC, and security systems with BLE smartphone integration for local area network redundancy
- Industrial IoT Monitoring: Real-time sensor data aggregation from temperature, humidity, and pressure transducers with cloud synchronization via WiFi
- Wearable Fitness Devices: Compact form factor enables BLE integration into smartwatches and activity trackers with synchronized mobile app connectivity
- Asset Tracking and Logistics: GPS-enabled location tracking with WiFi-based indoor positioning and BLE beacon communication for warehouse management systems
- Environmental Monitoring Stations: Multi-sensor environmental data collection with dual-band wireless transmission for remote weather and air quality analysis
- Robotics and Autonomous Systems: Onboard WiFi control and BLE sensor feedback for collaborative robot swarms and autonomous navigation applications
How to Use
Begin by installing the ESP32 board support package in the Arduino IDE by adding the Espressif board manager URL (https://dl.espressif.com/dl/package_esp32_index.json) to your preferences. Select the TTGO Micro-32 V2.0 board from the boards manager, configure the COM port and upload speed to 921600 baud, then verify your USB-to-serial connection. Load the blink sketch to validate the development environment setup, ensuring the onboard LED responds correctly to GPIO control commands.
For WiFi connectivity, utilize the WiFi.h library to scan available networks, establish secure connections using WPA2 encryption, and implement MQTT or HTTP protocols for cloud data transmission. For Bluetooth Low Energy applications, leverage the BLEDevice library to advertise custom service UUIDs and implement characteristic read/write callbacks for mobile app integration. When deploying external antennas via the IPEX connector, ensure proper impedance matching (50 ohm) and position antennas away from high-current traces to minimize RF interference. Configure power management using the esp_pm_configure() function to reduce current consumption in battery-powered deployments, targeting sleep modes with sub-milliamp quiescent current.
Product Overview
The TTGO Micro-32 V2.0 leverages Espressif's ESP32 PICO-D4 system-on-chip, which integrates a dual-core Xtensa 32-bit processor, 4MB embedded flash memory, and comprehensive wireless subsystems supporting 802.11 b/g/n WiFi and Bluetooth 4.2 (BLE) protocols. The module operates at 240MHz clock frequency with dynamic frequency scaling capabilities, enabling developers to balance performance requirements against power consumption. The PICO-D4 integration provides superior thermal management and RF performance compared to discrete component implementations, while the IPEX connector allows users to attach external antennas for extended range applications in industrial IoT deployments.
The V2.0 revision incorporates improved power management circuitry with integrated voltage regulators supporting 3.3V and 5V logic levels, making it compatible with both 3.3V and 5V peripheral ecosystems. The board features multiple GPIO pins with PWM, SPI, I2C, UART, and ADC capabilities, allowing seamless integration with sensors, actuators, and legacy industrial equipment. The compact 25mm x 25mm footprint makes it ideal for wearable devices, asset tracking systems, and embedded automation projects where space optimization is paramount.
Frequently Asked Questions
What is the maximum WiFi transmission range with the IPEX external antenna?
With a quality external antenna (typically 2-3dBi gain), the TTGO Micro-32 V2.0 achieves approximately 100-150 meters line-of-sight range in open environments. Indoor range varies from 30-50 meters depending on wall materials and interference sources. The PICO-D4 chipset supports transmit power up to 20dBm, and antenna selection significantly impacts real-world performance. High-gain directional antennas can extend range to 200+ meters in optimal conditions.
Can I use both WiFi and Bluetooth simultaneously on this module?
Yes, the ESP32 PICO-D4 supports concurrent WiFi and Bluetooth operation through time-division multiplexing of the shared RF frontend. However, simultaneous high-bandwidth WiFi transfers and BLE communication may experience performance degradation due to RF coexistence interference. For optimal performance, implement channel hopping strategies or prioritize traffic based on application requirements. Espressif provides WiFi-BLE coexistence libraries for advanced implementations.
What is the power consumption in deep sleep mode?
The TTGO Micro-32 V2.0 achieves approximately 10-15 microamps in deep sleep mode with RTC memory active. In light sleep mode with WiFi retained, consumption rises to 20-30 milliamps. Active WiFi transmission consumes 80-160mA depending on transmit power settings, while BLE advertising consumes 10-20mA. Implementing sleep scheduling with periodic wake intervals can extend battery life in IoT applications to several months on a single charge.
Is this board compatible with Arduino IDE and MicroPython?
Yes, the TTGO Micro-32 V2.0 fully supports Arduino IDE development with the ESP32 board package installed. It also supports MicroPython firmware, allowing rapid prototyping with Python syntax. Both development environments are well-documented with extensive community libraries. Choose Arduino for performance-critical applications and MicroPython for rapid development and educational purposes.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Customer Support
Email: techdepotindia@gmail.com
WhatsApp: Available for setup and troubleshooting help
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