Esp32 Cam Development Board WIFI+Bluetooth Camera Module

ESP32-CAM Development Board WIFI+Bluetooth Camera Module is a powerful, low-cost solution that integrates a high-performance microcontroller with an embedded camera and comprehensive wireless connectivity. This compact module is powered by the popular ESP32-S chip and features both Wi-Fi and Bluetooth 4.2 capabilities, making it an ideal choice for smart IoT (Internet of Things) video applications. Consequently, it empowers developers to quickly create projects like wireless video monitoring, facial recognition systems, and smart cameras without needing multiple external components. Furthermore, its small form factor and low power consumption make the ESP32-CAM an unbeatable tool for battery-powered, edge computing, and real-time image processing tasks.

Key Features:

• Integrated Dual-Mode Wireless: Features 2.4 GHz Wi-Fi (802.11 b/g/n) and dual-mode Bluetooth (Classic and BLE) for seamless connectivity to local networks and peripheral devices.
• Powerful Microcontroller: Powered by the ESP32-S module, which utilizes a dual-core 32-bit LX6 processor capable of running up to 240 MHz, easily handling complex image processing tasks.
• Built-in Camera Interface: including a built-in flash LED for low-light conditions.
• Onboard Storage: Includes an onboard slot for a MicroSD card (TF card), enabling local storage of images, video, and application data up to 4 GB.
• Low Power Consumption: Supports various sleep modes, minimizing energy usage and extending battery life in portable applications.

Technical Specifications:

• MCU Model: ESP32-S (Dual-Core LX6 Processor)
• Clock Frequency: Up to 240 MHz
• SRAM: 520 KB
• External Flash: 4 MB PSRAM / 4 MB SPI Flash
• Wi-Fi Standards: 802.11 b/g/n (2.4 GHz)
• Bluetooth Standard: Bluetooth 4.2 BR/EDR and BLE
• Camera Support: Default 2 Megapixel
• Supply Voltage: 5 V (Via Micro USB or 5V pin)
• Operating Temperature: −20°C to +85°C

Mechanical Specifications:

• Form Factor: Compact 20-pin dual-row module
• Mounting: Designed for surface mounting or header use with standard breadboards.
• I/O Ports: Multiple GPIO pins available for peripheral control (PWM, SPI, I²C, UART, ADC, DAC).

Dimensions:

• Module Length: ≈ 40.5 mm
• Module Width: ≈ 27 mm
• Module Height (Excluding Camera): ≈ 4.5 mm
• Weight: ≈ 10 g
• Pin Pitch: 2.54 mm standard

Pinout and Wiring:

• 5V / VCC: Power input pin. Supply 5V DC here.
• GND: System ground connection.
• U0TXD / U0RXD: UART pins for serial communication, uploading firmware, and debugging.
• GPIO0: Crucial pin for flashing. Connect to GND temporarily during boot to enter download mode.
• GPIO2: Used for the MicroSD card clock (CLK).
• JTAG/Programming: Use the dedicated UART pins and GPIO0 for standard ESP32 programming practices.
• Important Note: The ESP32-CAM requires an external FTDI programmer for uploading code, as it does not include an onboard USB-to-Serial chip.

Datasheet Reference:

• Download ESP32-CAM User Manual and Specifications

Commonly Used in:

• Security Systems: Building low-cost, connected surveillance cameras and smart peepholes.
• IoT Prototyping: Developing smart home devices that require visual data and cloud communication.
• Hobby Robotics: Providing visual feedback and streaming video for autonomous robots and drones.

Applications:

• Wi-Fi Video Streaming: Creating web servers for real-time video monitoring and broadcasting.
• Facial Recognition: Implementing edge computing for presence detection and security access control.
• Time-Lapse Photography: Capturing images at set intervals and saving them to the MicroSD card.
• Remote Sensor Monitoring: Pairing visual inspection with environmental sensor data over the cloud.

Equivalent Models:

• ESP32-EYE: An alternative Espressif camera module that includes an LCD display, offering a more complete development platform.
• AI-Thinker ESP32-S Module: The core chipset module itself, which developers must integrate with their own camera and peripheral circuitry.
• M5Stack ESP32 Camera: A robust, enclosed variant of the ESP32 camera concept, often pre-packaged for easier deployment.

Package Includes:

• 1 x ESP32-CAM Development Board
• 1 x Camera Module