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ESP32 camera (WIFI and Bluetooth)
📷 ESP32-CAM – WiFi + Bluetooth Camera Module
ESP32-Based Board with OV2640 Camera | AI & IoT Ready
The ESP32-CAM is a low-cost, powerful development board featuring WiFi + Bluetooth, a 2MP OV2640 camera, and a microSD card slot. Built around the ESP32-S module, it is ideal for projects involving image processing, surveillance, face detection, remote monitoring, and IoT automation.
⚙️ Technical Specifications
| Parameter | Specification |
|---|---|
| Microcontroller | ESP32-S (Xtensa® Dual-Core 32-bit @ 240MHz) |
| Connectivity | WiFi 802.11 b/g/n + Bluetooth v4.2 BLE |
| Camera Sensor | OV2640 (2MP) |
| Camera Resolution | 160x120 up to 1600x1200 (UXGA) |
| Flash Memory | 4MB |
| PSRAM | 520 KB SRAM + 4MB external PSRAM |
| Storage | microSD slot (supports up to 4GB) |
| GPIOs | Limited but includes UART, PWM, I2C |
| Input Voltage | 5V (via 5V pin or external adapter) |
| Logic Level | 3.3V (do not apply 5V to IOs) |
| Form Factor | Compact module with camera interface |
✅ Features
📡 Built-in WiFi + BLE – connect to cloud, phone, or PC
📷 Includes 2MP OV2640 camera with selectable resolution
💾 microSD card support – save photos, videos, and data logs
🧠 Ideal for AI projects like face detection/recognition
🔌 Supports Arduino IDE, ESP-IDF, and MicroPython
🛠️ Compact design – fits in robotics, home automation, IoT enclosures
📦 What's Included
✅ ESP32-CAM Module
✅ OV2640 Camera
❌ No USB programmer included (Uploader needed separately)
🔌 Programming & Use
The ESP32-CAM does not have a built-in USB port. You’ll need a USB to Serial programmer (e.g., FTDI, CP2102) for uploading code.
Connection (for programming):
GND → GND
5V → 5V
TX → U0R
RX → U0T
IO0 → GND (flash mode)