arduino › microcontroller board
ai thinker AI-Thinker ESP32-CAM
Has an OV2640 camera onboard but NO USB — needs a separate FTDI-style USB-TTL adapter to flash. Famous for poor 5V regulation; power from a clean 5V/2A supply, not the dev USB rail.
Specifications
- mcu chip
- esp32_wroom_32
- clock mhz
- 240
- flash kb
- 4096
- sram kb
- 520
- wifi
- yes
- wifi band
- 2_4ghz
- bluetooth
- classic
- usb
- none
- gpio count
- 9
- analog inputs
- 0
- pwm pins
- 4
- i2c
- yes
- spi
- yes
- uart count
- 1
- operating voltage v
- 3.3
- input voltage range v
- 5
- power pins
- 3v3, 5v
- firmware compat
- arduino_ide, esp_idf, platformio
- ai accelerator
- none
- form factor
- module
Sources
- SparkFun open product catalog · ingest 2026-05-06