• Processor:

  • Built on a dual-core Xtensa® LX7 processor with a maximum clock speed of 240 MHz.

  • Supports accelerated machine learning inference, suitable for AI applications like speech recognition and image processing.

• Wireless Connectivity:

  • Supports 802.11 b/g/n Wi-Fi (limited to 2.4 GHz).

  • Supports Bluetooth 5.0 and Bluetooth Low Energy (BLE).

• Memory:

  • 512 KB of SRAM; supports external SPI Flash and PSRAM expansion.

• GPIO Interfaces:

  • Provides up to 38 GPIO pins, including:

    • Supports ADC (12-bit resolution), DAC, PWM, I2C, SPI, and UART communication protocols.

• Security Features:

  • Hardware encryption support (AES, SHA, RSA, etc.).

  • Supports Secure Boot and Flash Encryption for enhanced security.

• Peripherals:

  • Integrated multiple hardware accelerators to improve performance through signal processing.

  • Built-in LED indicators and buttons (such as Boot and Reset buttons) for easy development and debugging.

Hardware Description

• Power Management:

  • Input voltage range: 3.0V to 5V.

  • Low power consumption of 10 μA in sleep mode, with optimized power usage during Wi-Fi operation, making it suitable for portable battery-powered devices.

• Physical Dimensions:

  • Dimensions are approximately 70mm x 28mm, making it easy to embed in various projects.

• Connection Interfaces:

  • Powered through a type C USB interface for data transfer (programming and debugging).

  • Includes various standard interfaces for easy connection to peripherals.