ESP32 One, Mini Development Board With WiFi / Bluetooth with Camera
ESP32 One is a development board powered by ESP32-D0WDQ6-V3, which features 802.11 b/g/m and BLE4.2. The ESP32 One integrates power circuits, users can power the board by USB adapter or 4.2V batteries pack. The ESP32 One can be used for image recognition, voice processing, and more...

Features At A Glance
- OV2640 camera (optional) and digital microphone, supports applications like image recognition, voice processing...
- Standard 40PIN GPIO header, compatible with Raspberry Pi HATs for sorts of IoT applications
- Integrated Li-ion battery boost charging manager, supports battery charging/discharging, can also be powered from USB connection
- Compatible with Arduino and ESP-IDF software SDK, seamlessly connecting with ESP-WHO applications
- Onboard 8MB PSRAM, 4MB FLASH storage, supports SD extension as well
- CP2102 USB to UART converter, for serial debugging/programming
- 4x LED indicators, make it easy to check the operating status
- Comes with development resources and manual
Specification
WIFI | 802.11b/g/n | ||
Bluetooth | Bluetooth 4.2, including traditional BR/EDR, and BLE low-energy | ||
Processor | Xtensa LX6 dual-core processor @240MHz | ||
Camera | OV2640 (UXGA 1622×1200) (optional) | ||
SRAM | 520KB+8MB | Flash | 448KB+4MB |
Input Voltage | 3.3V ~ 5V | Operating Voltage | 3.3V |
Charge Current | 1A@5V | Overall Consumption | 7.7mA@5V (ESP32 under deep sleep) |
Dimension | 65mm x 30.5mm | Operating Temperature | -40℃ ~ 85℃ |
WiFi / Bluetooth Dual-Mode Communication
**for reference only, e-Paper display is NOT included
Image Recognition & Voice Processing
Incorporates OV2640 2MP Camera (Optional) And Digital Microphone
Battery-Powered Or USB-Powered
The Battery Can Also Be Charged Via USB Connection, Needs No Additional Charger
Raspberry Pi HATs Compatibility
Free Expansion Thanks To The Standard 40PIN GPIO Header
What's On Board
- ESP32-D0WDQ6-V3 processor
- 40MHz passive crystal oscillator
- Reset button
-
CP2102
USB to UART converter -
Indicators
PWR: power indicator
LED: PWM control indicator
DONE: Li-ion battery fully charged
CHG: Li-ion battery charging - CS8501 Li-ion battery charge manager
- 32.768KHz passive crystal oscillator
-
OV2640 camera (optional)
2MP (UXGA 1622×1200) -
MSM261S4030H0R digital microphone
sensitivity -26dBFS @1kHz 1Pa - RT9166A-28PXL power chip
- RT9193-33 power chip
- RT9166A-12PXL power chip
- ESP-PSRAM64H RAM
- W25Q32JVSSIQ FLASH
-
Raspberry Pi GPIO header
compatible with Raspberry Pi HATs - Micro SD card slot
- IPEX antenna connector
- USB TO UART port
-
4.2V Li-ion battery connector
PH2.0 single cell - DVP camera interface
Pinout Definition
Outline Dimensions
Resources
WIKI: ESP32_One