Espressif ESP32-S3-EYE Development Board

Code name: ESP32_S3_EYE

Espressif ESP32-S3-EYE development board is based on esp32s3 microcontroller and uses xtensa architecture. This board has a maximum CPU frequency of 240 MHz and a flash size of 8MB.

About Espressif ESP32-S3-EYE

The ESP32-S3-EYE is a compact AI development board produced by Espressif, based on the ESP32-S3 SoC and the ESP-WHO AI development framework. It features a 2-megapixel camera, an LCD display, and a microphone, making it suitable for image recognition and audio processing applications. The board includes 8 MB of Octal PSRAM and 8 MB of flash, supporting image transmission via Wi-Fi and debugging through a Micro-USB port.

Espressif ESP32-S3-EYE Technical Specifications

πŸ–₯️ Display

Type LCD
Size 1.3"

πŸ”Œ USB

Type Micro-USB

πŸ“· Camera

Model OV2640
Resolution 1600x1200

πŸ›°οΈ Connectivity

WiFi 802.11 b/g/n (2.4 GHz)
Bluetooth 5.0
BLE 5.0

🧠 Microcontroller

Model esp32s3
Clock Speed 240 MHz
Flash Size 8MB
PSRAM Size 8MB
Architecture xtensa

✨ Features

  • 22 digital IO pins
  • 16 external interrupt pins
  • 6 analog input pins
  • 6 PWM pins

Espressif ESP32-S3-EYE Pinout

The ESP32-S3-EYE provides access to various GPIOs and communication interfaces through its connectors. Key components include the camera interface, LCD interface, microphone, and function buttons. The board supports multiple I/O interfaces, facilitating integration with peripherals and sensors for AIoT applications.

Espressif ESP32-S3-EYE Pins Mapping Arduino IDE

Below you can find the Espressif ESP32-S3-EYE pinout. This development board provides 22 digital IO pins, out of which 16 can be used as external interrupt pins, 6 as analog input pins and 6 pins have Pulse-Width Modulation (PWM).

PinAnalogTouchPWMOther
0A0T0PWM
1A1T1PWM
2A2T2PWM
3A3T3PWM
4A4T4PWM
5PWM
6PWM
7PWM
8PWM
9PWM
10PWM
11PWM
12PWM
13PWM
14PWM
15PWM
16PWM
17PWM
18PWM
19PWM
20PWM
21PWM
Analog Analog input pins
Touch Touch pins
Function Function pins
RX / TX Receive/Transmit
LED_BUILTIN Built-in LED
PWM Pulse-Width Modulation

Default Tools for Espressif ESP32-S3-EYE

Bootloader toolesptool_py
Uploader toolesptool_py
Network uploader toolesp_ota
Bootloader address0x1000
Flash modedio
Boot modedio
Maximum upload size
8192 Kb
(8388608 B)
Maximum data size
320 Kb
(327680 B)

The Espressif ESP32-S3-EYE development board by default uses esptool_py uploader tool, esp_ota network uploader tool for Over-the-air (OTA) uploads and esptool_py bootloader tool. The bootloader starts at address "0x1000". Flash mode and boot mode for Espressif ESP32-S3-EYE development board by default is dio and dio respectively.