There are many peripherals and GPIOs on the ESP32 boards. Each GPIO’s function can be very usefull. These settings can be overridden by application-specific configurations. In the configuration of GPIOs, you will find the ADC and DAC channels. Common peripherals provides detailed information about the configuration of the ESP32 board. However you can set all other parameters to default.
ESP32-S3-EYE
The ESP32 S3-EYES3 development boards includes a digital microphone, a two-megapixel camera, buttons for configuration and basic control, as well as buttons. It supports WiFi and comes with the ESPWHO face recognition and recognition framework. It also comes with a source code. You can create applications based upon speech and voice recognition using the ESP-EYE platform.
The ESP32 S3-EYES3 development boards provides powerful audio and speech recognition capabilities. The dual-core processor with 4.5 MB of memory and voice recognition capabilities allow developers to create voice-activated speakers and voice assistants. The ESP32-S3EYE supports both Amazon’s AVS and Google’s Dialogflow thanks to its AEC solution. You can develop IoT applications using Amazon’s Alexa voice services through its cloud connectivity.
The ESP32 S3-EYES AI Development Board is a small, versatile platform based on the ESP32 S3 SoC and ESPWHO AI development framework. It has a 2-Megapixel camera, microphone, LCD display and supports audio and video streaming. The ESP32 S3-EYE boards have WiFi connectivity and Micro USB ports. This makes them adaptable enough to a wide range of AI applications.
The ESP32 S3-EYE-EYE boards can be equipped with various sensors and peripherals. The ESP32 S3-EYE MB board includes a WiFi module and an SD card slot. It also has a digital microphone and a USB port. The LCD-SUB subboard has an LCD display. These boards can be connected via GPIOs.
Another AI development board is ESP32-S3EY-Korvo-2. It supports voice wake-up applications in both far-field and near-field. It’s great for audio applications that require low cost and multiple peripherals, thanks to its advanced features. It can be used to create smart displays and plugs. After mastering this SDK, it’s possible to start creating applications that use it.
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ESP32-PICO-D4
The ESP32-PICO-4D4 has two rows of 20×0.1″ header pads, which are separate into one board. These pins can be accessed easily by the user. Two x 17 header pads are each populated with male pin heads. The two x three header pads next to the antenna can be populated later. The ESP32PICO-KIT board contains key components, controls, and interfaces.
The ESP32PICO-D4 development boards has WiFi, Bluetooth and a USB to Serial converter. It can be used with Espressif IDF, MicroPython and Arduino programming environments. The board also has a 20mA deep sleeping current that can be controlled by lowing GPIO13. The ESP32-PICO4-D4 datasheet provides more details.
The ESP32-PICO-D4 module integrates Bluetooth and Wi-Fi functionality in a single silicon package. It is extremely small and low-power. It is small in size, has a robust performance and low power consumption, making it ideal for applications that are limited on space. The USB-UART Bridge allows developers to connect to it to a computer’s USB port to download and debug.
It can be difficult to find the ESP32PICO-D4 development boards. Although the ESP32 chips are available in the above packaging, most developers prefer to use a surface-mount board. This is because the flash memory chip and 40 MHz crystal are included with the package. These boards usually contain the ESP32 chip as well as the glue components.
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ESP32-DevKitC
ESP32-DevKitC a development board compatible with the ESP32 microcontroller. It features an LCD equipped with integrated DAC-Audio as well as a SD-Card port. To display data, the LCD can be interfaced to a touch screen. This LCD is used mainly for HMI-related development. It supports a parallel 8-bit interface and a serial 16-bit interface.
The ESP32 DevKitC board was designed to be a low-footprint, fast-developing platform. The ESP-WROOM32 module is responsible for the board’s low power consumption. It is designed for rapid prototyping and includes all the necessary support circuitry to work with the module. It also includes a USB-UART bridge and LDO regulator as well as a micro-USB connector.
The ESP32 DevKitC board can be powered by a 3.3V or 5V power supply. The board’s WiFi antenna can transmit and detect signals up to 108dBm. It also has a one-wire digital thermometer with internal calibration and 4096 temperature measurement. The ESP32 DevKitC board features four F-Keys as well as an ePaper 2.7 (SPI) sensor. The ESP32 DevKitC board comes in a metal case.
The ESP32 DevKitC is a great choice for beginners. It includes 4.5 MB operating memory and the ESP32 WROVER-E module to recognize voice. It supports Baidu DuerOS and Amazon Alexa Voice Service. AEC is a crucial part of any project. The ESP32-DevKitC boards offer this functionality. The ESP32 DevKitC development boards allow you to create many new products.
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ESP32-S3-USB-OTG
Espressif Systems, a Shanghai-based Semiconductor Company, has added the ESP32 S3-USB development boards to its product catalogue. Visit the Espressif Aliexpress store for more information about the ESP32 S3 USB OTG board. This board works with all Arduino development boards, even the popular ESP8266.
The ESP32 S3 USB-OTG board uses the ESP32 S3 SoC. It integrates a USB interface with wireless functionality. It supports a dual core Xtensa LX7 CPU. The USB interface supports video streaming, wireless USB connectivity and Internet access via 4G hotspot. WiFi support protocol allows wireless USB connectivity.
The ESP32 S3-USB OTG features a 1.3-inch LCD screen that can be used for application development. The board also features an integrated ESP32 S3-MINI-1 module. The ESP32 S3-USB OTG motherboard includes an ESP32 S3-MINI-1 module, which provides an interface to a 1.3-inch LCD display.
The ESP32 S3-USB OTG MCU module is a low-cost and general-purpose device that supports a wide range of peripherals. An included PCB antenna is also available. It’s pin-to-pin compatible to ESP32 S2-MINI-1. It supports SPI and four line SDIO modes. You can choose which USB peripherals you want to use with the USB_SEL switch. USB_DEV by default is connected.
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ESP32-LyraTD-MSC
The ESP32-LyraTD programmable boards include the ESP32 chips, which provide Wi-Fi connectivity as well as data processing power. Two USB ports allow development boards to be connected to a computer. Turn on the development board and hit the “Set” button to activate it. The red Power On LED should turn on. Connect the ESP32 LyraTD-MSC with a computer.
A user guide is available for the ESP32 LyraTD MSC audio-development board. It provides detailed instructions and descriptions. It is ideal for smart speakers and AI applications. It supports Acoustic Echo Cancellation as well as Automatic Speech Recognition. It can be used with JSTPH 2.0 connectors and has Dupont female jumper cables for development. An included USB-C cable can be used.
The ESP32 LyraTD MIC development boards features three microphone arrays, one-key Wi Fi network configuration and three microphone arrays. The board supports Acoustic Echo Cancellation, voice recognition and wake-up interrupt as well as audio decoding. It also includes three digital MICs. This board is ideal for building smart speakers, voice-activated assistants, or AI applications.
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