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ESP32-WROOM-IE ESP32-DEVKITC Core Board for Arduino
The ESP32-WROOM-IE ESP32-DEVKITC is a powerful dual-core microcontroller development board featuring the ESP32 SoC with integrated WiFi and Bluetooth connectivity, designed for IoT applications, embedded systems, and Arduino-compatible projects. Professional engineers and hobbyists utilize this board for rapid prototyping of connected devices, sensor networks, and smart home automation systems that require wireless communication and real-time processing capabilities. This product solves the critical challenge of integrating wireless connectivity with computational power in a compact, cost-effective form factor, eliminating the need for separate WiFi modules and reducing overall system complexity.
Product Overview
The ESP32-WROOM-IE ESP32-DEVKITC Core Board integrates the Espressif ESP32 microcontroller, which features a dual-core Xtensa 32-bit processor capable of running at frequencies up to 240 MHz. The board incorporates the WROOM module with an integrated antenna, providing robust WiFi 802.11 b/g/n and Bluetooth 4.2 connectivity without requiring external RF components. The development board breaks out all GPIO pins to standard headers, includes USB-to-UART conversion for programming and serial communication, and provides integrated voltage regulation for stable operation across various power supply conditions. The architecture supports both Arduino IDE programming and native ESP-IDF development, making it accessible to developers of all skill levels while maintaining professional-grade capabilities.
What distinguishes this model is its exceptional balance of performance, connectivity, and ease of use. The WROOM variant offers superior RF performance compared to earlier ESP32 iterations, with optimized PCB layout and component placement for reliable wireless operation. The development board includes onboard LED indicators, push buttons for reset and boot mode selection, and a micro-USB connector for programming and power delivery. The 4 MB of onboard flash memory provides ample storage for application code and OTA updates, while the 520 KB of SRAM ensures smooth execution of complex algorithms. The board operates at 3.3V logic levels and integrates a 3.3V voltage regulator accepting input from 5V USB or external power sources, providing flexibility in deployment scenarios.
Key Specifications
| Specification | Details |
| Product Type | Microcontroller Development Board with WiFi and Bluetooth |
| Brand | Espressif Systems |
| Origin | Original/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 |
| Wireless Connectivity | WiFi 802.11 b/g/n and Bluetooth 4.2 BLE |
| GPIO Pins | 34 GPIO pins with multiple functions |
| Analog Inputs | 12-bit SAR ADC with 18 channels |
| Communication Interfaces | UART, SPI, I2C, I2S |
| Operating Voltage | 3.3V logic, 5V USB input |
| Power Consumption | 80 mA typical active, 10 uA deep sleep |
Key Features
- Dual-core processor running at 240 MHz with independent execution capability for concurrent task handling and reduced latency in real-time applications
- Integrated WiFi and Bluetooth connectivity eliminating the need for external wireless modules and reducing PCB footprint in final product designs
- Arduino IDE compatibility enabling developers to leverage existing Arduino libraries and code while accessing advanced ESP32 features through native APIs
- 18-channel 12-bit ADC with programmable gain for precise analog signal acquisition from multiple sensors simultaneously
- Built-in voltage regulator and protection circuits ensuring stable operation across varying input power conditions from 5V USB or external supplies
- Onboard LED and push buttons providing immediate visual feedback and user interaction capability for testing and debugging
- USB-to-UART bridge chip enabling direct programming and serial communication without additional hardware
- Support for OTA firmware updates over WiFi allowing remote device management and feature updates without physical access
Applications and Use Cases
- Smart Home Automation Systems where the board controls lighting, temperature, and security devices through WiFi connectivity and processes sensor data with dual-core efficiency
- IoT Environmental Monitoring Stations collecting data from multiple sensors like temperature, humidity, and air quality, then transmitting to cloud platforms via WiFi
- Wireless Robotics and Drone Control Systems utilizing the dual-core processor for real-time motor control while maintaining WiFi communication for telemetry and remote operation
- Bluetooth-based Wearable Device Integration for fitness trackers and health monitoring applications requiring low-power BLE communication with smartphone connectivity
- Industrial Equipment Monitoring and Predictive Maintenance Systems analyzing vibration and temperature data locally while uploading analytics to cloud servers
- Educational Projects and Embedded Systems Courses where students learn microcontroller programming, wireless communication, and IoT concepts in a practical environment
How to Use
Begin by installing the ESP32 board support package in the Arduino IDE through the Boards Manager by adding the Espressif repository URL. Connect the ESP32-DEVKITC to your computer using a micro-USB cable, which provides both power and programming capability. Select the correct board type (ESP32 Dev Module) and COM port in the Arduino IDE, then verify the connection by uploading a simple blink sketch. The onboard LED is typically connected to GPIO 2, allowing you to test the setup immediately. For advanced applications, configure WiFi credentials using the WiFi library, and implement MQTT or HTTP protocols for cloud connectivity. The dual-core capability can be leveraged by assigning tasks to different cores using FreeRTOS, enabling parallel processing of sensor acquisition and wireless communication.
For optimal performance, ensure proper decoupling of the 3.3V supply with capacitors close to the microcontroller pins, especially when driving multiple GPIO pins simultaneously or using high-frequency SPI communication. When implementing WiFi functionality, place the antenna away from metal objects and other RF-generating components to maintain signal integrity. Utilize the deep sleep mode to extend battery life in portable applications, consuming only 10 microamperes while maintaining RTC memory for wake-up timers. For debugging, enable serial output at 115200 baud to monitor application behavior and troubleshoot connectivity issues. Always respect the 3.3V logic level specification when interfacing with external sensors and modules, using level shifters for 5V devices to prevent damage to the GPIO pins.
Frequently Asked Questions
What is the difference between ESP32-WROOM and ESP32-WROVER modules?
The ESP32-WROOM features an integrated antenna and 4 MB of flash memory, making it ideal for cost-sensitive applications. The ESP32-WROVER adds 8 MB of PSRAM for applications requiring large buffers or running complex algorithms. The WROOM variant offers superior RF performance due to optimized antenna design, while WROVER provides additional memory at the cost of slightly higher power consumption. For most Arduino projects and IoT applications, the WROOM is the recommended choice.
Can I use this board with standard Arduino shields and libraries?
Yes, the ESP32-DEVKITC is fully compatible with Arduino IDE and supports most Arduino libraries with minor modifications. The board uses 3.3V logic levels instead of 5V, so ensure any shields or external components are 3.3V compatible or use level shifters. The GPIO pin layout differs from traditional Arduino boards, so verify pin assignments in your sketches. The dual-core processor and additional features provide capabilities beyond standard Arduino boards, allowing you to leverage advanced functionality when needed.
How do I program OTA firmware updates over WiFi?
The ESP32 supports OTA updates through the Arduino IDE by selecting Tools menu and choosing the appropriate network port after uploading initial firmware with USB. Alternatively, implement custom OTA functionality using the ESP32 OTA library to download firmware binaries from a web server and update the device remotely. This eliminates the need for physical access to devices in deployed applications, enabling centralized firmware management across multiple boards. Ensure secure implementation using HTTPS and signature verification to prevent unauthorized firmware installation.
What power supply specifications should I use?
The board accepts 5V USB input through the micro-USB connector or external power on the VIN pin. The onboard 3.3V regulator can supply up to 1A continuously, sufficient for the microcontroller and moderate peripheral loads. For applications drawing more than 1A at 3.3V, use an external 3.3V regulator. Ensure proper decoupling capacitors on both 5V and 3.3V rails to minimize noise and prevent brownout conditions during high current transients from WiFi transmission or dual-core processing.
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 ESP32-WROOM-IE ESP32-DEVKITC Core Board for Arduino Online in India
Purchase the ESP32-WROOM-IE ESP32-DEVKITC Core Board for Arduino online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and
ESP32-WROOM-IE ESP32-DEVKITC Core Board for Arduino
The ESP32-WROOM-IE ESP32-DEVKITC is a powerful dual-core microcontroller development board featuring the ESP32 SoC with integrated WiFi and Bluetooth connectivity, designed for IoT applications, embedded systems, and Arduino-compatible projects. Professional engineers and hobbyists utilize this board for rapid prototyping of connected devices, sensor networks, and smart home automation systems that require wireless communication and real-time processing capabilities. This product solves the critical challenge of integrating wireless connectivity with computational power in a compact, cost-effective form factor, eliminating the need for separate WiFi modules and reducing overall system complexity.
Product Overview
The ESP32-WROOM-IE ESP32-DEVKITC Core Board integrates the Espressif ESP32 microcontroller, which features a dual-core Xtensa 32-bit processor capable of running at frequencies up to 240 MHz. The board incorporates the WROOM module with an integrated antenna, providing robust WiFi 802.11 b/g/n and Bluetooth 4.2 connectivity without requiring external RF components. The development board breaks out all GPIO pins to standard headers, includes USB-to-UART conversion for programming and serial communication, and provides integrated voltage regulation for stable operation across various power supply conditions. The architecture supports both Arduino IDE programming and native ESP-IDF development, making it accessible to developers of all skill levels while maintaining professional-grade capabilities.
What distinguishes this model is its exceptional balance of performance, connectivity, and ease of use. The WROOM variant offers superior RF performance compared to earlier ESP32 iterations, with optimized PCB layout and component placement for reliable wireless operation. The development board includes onboard LED indicators, push buttons for reset and boot mode selection, and a micro-USB connector for programming and power delivery. The 4 MB of onboard flash memory provides ample storage for application code and OTA updates, while the 520 KB of SRAM ensures smooth execution of complex algorithms. The board operates at 3.3V logic levels and integrates a 3.3V voltage regulator accepting input from 5V USB or external power sources, providing flexibility in deployment scenarios.
Key Specifications
| Specification | Details |
| Product Type | Microcontroller Development Board with WiFi and Bluetooth |
| Brand | Espressif Systems |
| Origin | Original/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 |
| Wireless Connectivity | WiFi 802.11 b/g/n and Bluetooth 4.2 BLE |
| GPIO Pins | 34 GPIO pins with multiple functions |
| Analog Inputs | 12-bit SAR ADC with 18 channels |
| Communication Interfaces | UART, SPI, I2C, I2S |
| Operating Voltage | 3.3V logic, 5V USB input |
| Power Consumption | 80 mA typical active, 10 uA deep sleep |
Key Features
- Dual-core processor running at 240 MHz with independent execution capability for concurrent task handling and reduced latency in real-time applications
- Integrated WiFi and Bluetooth connectivity eliminating the need for external wireless modules and reducing PCB footprint in final product designs
- Arduino IDE compatibility enabling developers to leverage existing Arduino libraries and code while accessing advanced ESP32 features through native APIs
- 18-channel 12-bit ADC with programmable gain for precise analog signal acquisition from multiple sensors simultaneously
- Built-in voltage regulator and protection circuits ensuring stable operation across varying input power conditions from 5V USB or external supplies
- Onboard LED and push buttons providing immediate visual feedback and user interaction capability for testing and debugging
- USB-to-UART bridge chip enabling direct programming and serial communication without additional hardware
- Support for OTA firmware updates over WiFi allowing remote device management and feature updates without physical access
Applications and Use Cases
- Smart Home Automation Systems where the board controls lighting, temperature, and security devices through WiFi connectivity and processes sensor data with dual-core efficiency
- IoT Environmental Monitoring Stations collecting data from multiple sensors like temperature, humidity, and air quality, then transmitting to cloud platforms via WiFi
- Wireless Robotics and Drone Control Systems utilizing the dual-core processor for real-time motor control while maintaining WiFi communication for telemetry and remote operation
- Bluetooth-based Wearable Device Integration for fitness trackers and health monitoring applications requiring low-power BLE communication with smartphone connectivity
- Industrial Equipment Monitoring and Predictive Maintenance Systems analyzing vibration and temperature data locally while uploading analytics to cloud servers
- Educational Projects and Embedded Systems Courses where students learn microcontroller programming, wireless communication, and IoT concepts in a practical environment
How to Use
Begin by installing the ESP32 board support package in the Arduino IDE through the Boards Manager by adding the Espressif repository URL. Connect the ESP32-DEVKITC to your computer using a micro-USB cable, which provides both power and programming capability. Select the correct board type (ESP32 Dev Module) and COM port in the Arduino IDE, then verify the connection by uploading a simple blink sketch. The onboard LED is typically connected to GPIO 2, allowing you to test the setup immediately. For advanced applications, configure WiFi credentials using the WiFi library, and implement MQTT or HTTP protocols for cloud connectivity. The dual-core capability can be leveraged by assigning tasks to different cores using FreeRTOS, enabling parallel processing of sensor acquisition and wireless communication.
For optimal performance, ensure proper decoupling of the 3.3V supply with capacitors close to the microcontroller pins, especially when driving multiple GPIO pins simultaneously or using high-frequency SPI communication. When implementing WiFi functionality, place the antenna away from metal objects and other RF-generating components to maintain signal integrity. Utilize the deep sleep mode to extend battery life in portable applications, consuming only 10 microamperes while maintaining RTC memory for wake-up timers. For debugging, enable serial output at 115200 baud to monitor application behavior and troubleshoot connectivity issues. Always respect the 3.3V logic level specification when interfacing with external sensors and modules, using level shifters for 5V devices to prevent damage to the GPIO pins.
Frequently Asked Questions
What is the difference between ESP32-WROOM and ESP32-WROVER modules?
The ESP32-WROOM features an integrated antenna and 4 MB of flash memory, making it ideal for cost-sensitive applications. The ESP32-WROVER adds 8 MB of PSRAM for applications requiring large buffers or running complex algorithms. The WROOM variant offers superior RF performance due to optimized antenna design, while WROVER provides additional memory at the cost of slightly higher power consumption. For most Arduino projects and IoT applications, the WROOM is the recommended choice.
Can I use this board with standard Arduino shields and libraries?
Yes, the ESP32-DEVKITC is fully compatible with Arduino IDE and supports most Arduino libraries with minor modifications. The board uses 3.3V logic levels instead of 5V, so ensure any shields or external components are 3.3V compatible or use level shifters. The GPIO pin layout differs from traditional Arduino boards, so verify pin assignments in your sketches. The dual-core processor and additional features provide capabilities beyond standard Arduino boards, allowing you to leverage advanced functionality when needed.
How do I program OTA firmware updates over WiFi?
The ESP32 supports OTA updates through the Arduino IDE by selecting Tools menu and choosing the appropriate network port after uploading initial firmware with USB. Alternatively, implement custom OTA functionality using the ESP32 OTA library to download firmware binaries from a web server and update the device remotely. This eliminates the need for physical access to devices in deployed applications, enabling centralized firmware management across multiple boards. Ensure secure implementation using HTTPS and signature verification to prevent unauthorized firmware installation.
What power supply specifications should I use?
The board accepts 5V USB input through the micro-USB connector or external power on the VIN pin. The onboard 3.3V regulator can supply up to 1A continuously, sufficient for the microcontroller and moderate peripheral loads. For applications drawing more than 1A at 3.3V, use an external 3.3V regulator. Ensure proper decoupling capacitors on both 5V and 3.3V rails to minimize noise and prevent brownout conditions during high current transients from WiFi transmission or dual-core processing.
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 ESP32-WROOM-IE ESP32-DEVKITC Core Board for Arduino Online in India
Purchase the ESP32-WROOM-IE ESP32-DEVKITC Core Board for Arduino online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and