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libraries.rst

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Libraries

Here is where the Libraries API's descriptions are located.

Supported Peripherals

Currently, the Arduino ESP32 supports the following peripherals with Arduino style. Some other peripherals are not supported yet, but it's supported using ESP-IDF style.

Peripheral Arduino API ESP-IDF Comment
ADC Yes Yes  
DAC No No  
GPIO Yes Yes  
SDIO/SPI Yes Yes  
I2C Yes Yes  
I2S No Yes In Development
Wi-Fi Yes Yes  
Bluetooth Yes Yes  
RMT Yes Yes  
Touch Yes Yes ESP32 & ESP32-S2
Timer Yes Yes  
UART Yes Yes  
Hall Sensor Yes Yes Only for ESP32
LEDC Yes Yes  
Motor PWM No No  
TWAI No No  
Ethernet Yes Yes Only for ESP32
USB Yes Yes Only for ESP32-S2

Some peripherals are not available for all ESP32 families. To see more details about it, see the corresponding datasheet.

APIs

The Arduino ESP32 offers some unique APIs, described in this section:

.. toctree::
    :maxdepth: 1

    Bluetooth <api/bluetooth>
    Deep Sleep <api/deepsleep>
    ESPNOW <api/espnow>
    GPIO <api/gpio>
    RainMaker <api/rainmaker>
    Reset Reason <api/reset_reason>
    Wi-Fi <api/wifi>