TTGO ESP32 WiFi and Bluetooth Development Board with 1.14 inch LCD Display

The TTGO ESP32 is a compact all-in-one microcontroller development board combining dual-core processing power with integrated WiFi and Bluetooth connectivity, paired with a 1.14-inch color LCD display for real-time data visualization. Professional IoT developers, embedded systems engineers, and hobbyists use this board to rapidly prototype connected devices, sensor networks, and smart home applications without requiring external communication modules. This board solves the complexity of integrating wireless connectivity and display output by consolidating these components into a single development platform with Arduino IDE compatibility.

Product Overview

The TTGO ESP32 development board features the Espressif ESP32 System-on-Chip, a dual-core 32-bit processor running at 240 MHz with integrated 802.11 b/g/n WiFi and Bluetooth 4.2 (Classic and BLE) capabilities. The board includes 4 MB of flash memory for firmware storage and 520 KB of RAM for runtime operations. The integrated 1.14-inch SPI color LCD display with 240x135 pixel resolution provides immediate visual feedback for applications without requiring external display modules. Power management is handled through a USB Type-C connector with integrated charging circuitry, making it ideal for battery-powered IoT projects.

What distinguishes this model is its exceptional integration density and developer-friendly design. The board breaks out all GPIO pins to standard 2.54mm headers, supports multiple communication protocols including SPI, I2C, and UART, and includes a built-in lithium battery charging circuit. The pre-installed bootloader supports over-the-air firmware updates via WiFi, eliminating the need for USB reconnection during development iterations. The compact form factor (approximately 50x25mm) makes it suitable for wearable projects, portable instruments, and space-constrained IoT deployments.

Key Specifications

Specification	Details
Product Type	Microcontroller Development Board with Integrated Display
Brand	TTGO by Lilygo
Origin	Original and Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp
Processor	Dual-core Xtensa 32-bit LX6 at 240 MHz
Memory	4 MB Flash, 520 KB SRAM
Display	1.14-inch SPI Color LCD, 240x135 pixels
Wireless	802.11 b/g/n WiFi, Bluetooth 4.2 (Classic and BLE)
GPIO Pins	34 programmable GPIO pins with multiple functions
Power Input	USB Type-C, 5V DC or 3.7V lithium battery
Operating Voltage	3.3V logic level
Current Consumption	80 mA typical active, 10 uA deep sleep

Key Features

• Integrated 1.14-inch 240x135 pixel color LCD display with SPI interface for immediate data visualization without external modules
• Dual-core ESP32 processor with 240 MHz clock speed and cryptographic acceleration for secure IoT applications
• Built-in lithium battery charging circuit with JST connector for portable and wearable project development
• Complete wireless stack with simultaneous WiFi and Bluetooth connectivity enabling multi-protocol IoT solutions
• Arduino IDE compatibility with extensive community libraries and pre-built examples for rapid prototyping
• Over-the-air firmware update capability via WiFi eliminating repeated USB connections during development
• Rich peripheral support including SPI, I2C, UART, ADC, DAC, PWM, and capacitive touch sensing
• Ultra-low power consumption modes with deep sleep at 10 microamps for battery-powered applications

Applications and Use Cases

• Wearable health monitoring devices with real-time heart rate and SpO2 display, transmitting data to smartphone via BLE
• Smart home environmental sensors measuring temperature, humidity, and air quality with WiFi cloud integration and local LCD readout
• Portable weather stations with integrated display showing current conditions and WiFi connectivity for weather service data synchronization
• IoT data logging devices for industrial parameter monitoring with SD card support and cloud upload via WiFi connectivity
• Bluetooth-enabled robotics projects with visual feedback for sensor data and autonomous control algorithms
• Home automation control panels with touchscreen interface and WiFi communication to smart home hubs
• Portable medical instruments including pulse oximeters and glucose monitors with Bluetooth connectivity to health apps
• Educational STEM projects teaching embedded systems, wireless protocols, and display programming to engineering students

How to Use

Begin by installing the Arduino IDE and adding the ESP32 board support package through the Boards Manager. Connect the TTGO ESP32 to your computer via USB Type-C cable and select the appropriate board and COM port from the IDE tools menu. The board features a pre-installed bootloader that automatically enters programming mode when connected, requiring no manual reset button sequences. Install the TFT_eSPI library through the Arduino Library Manager to control the integrated display, then configure the library header file with the correct pin assignments for the TTGO variant you are using.

For wireless projects, utilize the built-in WiFi libraries to connect to your network and establish cloud communication. The Bluetooth functionality is accessed through the BluetoothSerial library for classic Bluetooth or the NimBLE library for lower-power BLE applications. When developing battery-powered applications, implement the deep sleep mode using esp_deep_sleep_start() to extend battery life significantly. Always configure the GPIO pins correctly before use, as the ESP32 has multiple pin configurations available. The display can be controlled through simple SPI commands, with numerous example sketches available in the TTGO community repositories to accelerate your development timeline.

Frequently Asked Questions

Can I use this board with Arduino IDE or do I need special software?

The TTGO ESP32 is fully compatible with Arduino IDE. Simply install the ESP32 board package through Boards Manager and select TTGO T-Display from the board list. All standard Arduino functions work directly, and you can use thousands of existing Arduino libraries with minimal modifications. This makes it accessible to developers of all skill levels.

What is the maximum current draw and can I power it from a battery?

The board draws approximately 80 mA during active WiFi transmission and 40 mA during normal operation. It includes a built-in lithium battery charging circuit and can be powered from a 3.7V lithium cell connected to the JST connector. In deep sleep mode, current consumption drops to just 10 microamps, enabling months of operation from a single battery in low-duty-cycle applications.

Can both WiFi and Bluetooth operate simultaneously?

Yes, the ESP32 supports concurrent WiFi and Bluetooth operation through time-division multiplexing. However, this reduces the bandwidth available to each protocol. For optimal performance in dual-mode applications, implement efficient data transmission schedules and consider using Bluetooth Low Energy instead of classic Bluetooth, which consumes less power and has lower latency requirements.

What is the display resolution and can I use it for complex graphics?

The 1.14-inch display has a 240x135 pixel resolution with 16-bit color depth, providing 65,536 colors. While adequate for data visualization, status indicators, and simple graphics, it is not suitable for high-resolution image display. The SPI interface supports up to 40 MHz clock speed, enabling smooth animations and rapid screen updates for real-time applications.

How do I update the firmware over WiFi instead of USB?

The board supports Arduino OTA (Over-The-Air) updates through the ArduinoOTA library. Include the OTA code in your sketch to enable wireless programming. Once uploaded via USB once, subsequent updates can be deployed wirelessly from the Arduino IDE without physical connection, significantly accelerating development workflows.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

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.

Why Buy from The Engineer Store

• Genuine Products: Sourced directly from authorized distributors with authentication
• Expert Team: Our technical team validates every product before listing
• Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
• Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
• Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
• Technical Support: 24/7 expert guidance via email and WhatsApp
• Returns: 7-day return policy on manufacturing defects only

Buy TTGO ESP32 WiFi and Bluetooth Development Board with 1.14 inch LCD Display Online in India

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