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ESP32-S3

WiFi microcontroller with AI

Released 2021

The beefiest ESP32: two cores at 240 MHz, native USB and vector instructions for edge AI (camera, voice). Ideal when the monitor needs processing beyond just sending data.

Chip Espressif ESP32-S3 (Xtensa LX7, 2 cores)

Clock up to 240 MHz

Memory 512 KB SRAM · optional PSRAM · external flash

Connectivity WiFi 2.4 GHz (b/g/n) · Bluetooth 5 (LE)

GPIO ~45 · native USB OTG · vector (AI) instructions

Logic level 3.3 V

Programmed in Arduino IDE · ESP-IDF · MicroPython

Sensors that pair well

Air temperature Air humidity CO₂ Noise / sound level Light level

⚡ Generate my code View pinout ↗

source: Random Nerd Tutorials · Espressif datasheet ↗