Ai-Thinker ESP32-S, WiFi+Bluetooth Module Based on ESP32 32Mbit Flash
SKU: 02741
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  • Ai-Thinker ESP32-S, WiFi+Bluetooth Module Based on ESP32 32Mbit Flash

    The ESP32-S is a wireless module based on ESP32, supports WiFi and Bluetooth 4.2, with built-in 32Mbit Flash, in the SMD38 package. There're also onboard PCB antenna and metal shield. In short, it's a small form factor and fairly high cost effective wireless module.

    With the pre-flashed AT firmware, you can control the module through UART AT commands easily. The module integrates MCU inside, supports other developments like Lua/Micropython/Arduino to achieve flexible and fast prototyping, make it easy to integrate the module into IoT applications.



    • 802.11b/g/n Wi-Fi+BT SOC
    • Dual-core 32-bit CPU, 240 MHz frequency, computing capability up to 600DMIPS
    • Built-in two 12 bit SAR ADCs, up to 18 channels
    • SMD38 package
    • Supports OpenOCD debug interface
    • Supports multi sleep modes, deep sleep current as low as 6.5uA
    • UART baudrate up to 4Mbps
    • Embedded Lwip and FreeRTOS
    • Supports STA/AP/STA+AP operation mode
    • Supports Smart Config (APP) / AirKiss (WeChat), one key networking
    • Supports UART local firmware upgrade and/or remote firmware upgrade (FOTA)
    • AT commands for getting started fast
    • Supports secondary development, integrated Windows / Linux environment


    The ESP32-S suit for IOT applications such as:

    • Smart home
    • Intelligent building
    • Industrial automation
    • Wearable devices
    • IP camera
    • Intelligent agriculture

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