Overview

The ESP32-CAM is a small size, low power consumption camera module based on ESP32. It comes with an OV2640 camera and an ESP32-CAM-MB micro usb to serial port adapter.

The ESP32-CAM can be widely used in intelligent IoT applications such as wireless video monitoring, WiFi image upload, QR identification, and so on.

Features

• Onboard ESP32-S module, supports WiFi + Bluetooth
• OV2640 camera with flash
• Onboard TF card slot, supports up to 4G TF card for data storage
• Supports WiFi video monitoring and WiFi image upload
• Supports multi sleep modes, deep sleep current as low as 6mA
• Control interface is accessible via pinheader, easy to be integrated and embedded into user products
• Comes with ESP32-CAM-MB Micro USB to serial port adapter, adapts CH340 chip, for connecting ESP32-CAN to the PC, no additional converter required

Specifications

• WIFI module: ESP-32S
  • Processor: ESP32-D0WD-V3
• Antenna: Onboard PCB antenna
• WiFi protocol: IEEE 802.11 b/g/n/e/i
• Bluetooth: Bluetooth 4.2 BR/EDR and BLE
• WIFI mode: Station / SoftAP / SoftAP+Station
• Security: WPA/WPA2/WPA2-Enterprise/WPS
• Output image format: JPEG (OV2640 support only), BMP, GRAYSCALE
• Supported TF card: up to 4G
• Peripheral interface: UART/SPI/I2C/PWM
• IO port: 9
• UART baudrate rate: default 115200bps
• Power supply: 5V
• Transmitting power:
  • 802.11b: 17 ±2dBm(@11Mbps)
  • 802.11g: 14 ±2dBm(@54Mbps)
  • 802.11n: 13 ±2dBm(@HT20,MCS7)
• Receiving sensitivity:
  • CCK,1Mbps: -90 dBm
  • CCK,11Mbps: -85 dBm
  • 6Mbps(1/2 BPSK): -88 dBm
  • 54Mbps(3/4 64-QAM): -70 dBm
  • HT20,MCS7(65Mbps, 72.2Mbps): -67 dBm
• Power consumption:
  • Flash off: 180mA@5V
  • Flash on and brightness max: 310mA@5V
  • Deep-Sleep: as low as 6mA@5V
  • Modern-Sleep: as low as 20mA@5V
  • Light-Sleep: as low as 6.7mA@5V
• Operating temperature: -20 ℃ ~ 85 ℃
• Storage environment: -40 ℃ ~ 90 ℃, <90%RH
• Dimensions: 40.5mm x 27mm x 4.5mm

Applications

The ESP32-CAM suit for IOT applications such as:

• Smart home devices image upload
• Wireless monitoring
• Intelligent agriculture
• QR wireless identification
• facial recognition

What's on Board

Antenna selection

Change the position of the following resistor to select the antenna to be used:

• The resistor is at position ① by default and using the onboard antenna. The gain is 2db.
• If you need to use the external antenna, please modify the resistor to position ② by yourself

ESP32-CAM-MB Adapter

Pinouts

Development Resources

Wiki : www.waveshare.com/wiki/ESP32-CAM

1. ESP32-CAM x1
2. OV2640 camera x1
3. ESP32-CAM-MB x1

1+2

3