ESP32 LyraT Development Board

esp32-lyrat-mini (v4.3 board)

esp32-lyrat board introduction

ESP32 LyraT
ESP32-LyraT development board

ESP32 LyraT is a stereo audio circuit board using ESP32 dual-core chip. The ESP32-LyraT is also a development board for the voice interaction market. ESP32-LyraT development board uses the ESP32-WROVER-E module, which contains a dual-core processor and 4.5 MB of running memory, supports recording, audio playback, and simple loT control. Enables Wi-Fi/Bluetooth connectivity and data processing, while integrating 4 MB external SPI flash and 8 MB SPI PSRAM for flexible data storage.

The ESP32-LyraT (esp32-lyrat-mini) is suitable for the development of Wi-Fi and Bluetooth voice broadcast machines, story machines, reading pens and other products.

ESP32 LyraT (esp32-lyrat-mini) Advantages

  • The ESP32-LyraT development board has powerful functions
  • Supports functions such as one-key intelligent network configuration, voice wake-up, key-press wake-up, cloud platform access, voice recognition and local audio playback, which can accelerate the development process of Bluetooth + Wi-Fi dual-mode audio solutions.
  • Support a variety of mainstream compression and lossless audio formats, support lossless music formats, including M4A, AAC, FLAC, OGG, OPUS, MP3, etc.
  • Supports SoftAP and Station modes.
  • Supports various wireless standards: Wi-Fi 802.11b/g/n, classic Bluetooth and BLE.
  • Support Wi-Fi, BT-audio, DLNA, Line-in and other audio input.
  • Provide industry-leading BLE distribution network and smart distribution network (such as WeChat distribution network) and other support.
  • Dual microphone pickup: suitable for the development of near-field and far-field speech recognition applications.
  • Supports rich peripherals, wired network ports, touch buttons, TFT screen support, and Camera support, helping to achieve product differentiation features.
  • ESP32-LyraT has a wide range of applications

Massive voice resources + intelligent voice operation + rich peripheral expansion break the innovation bottleneck of applications such as voice speakers, smart life, and smart industry.

  • ESP32-LyraT (esp32-lyrat-mini) has complete hardware support

Audio development platform for smart speaker and smart home application design. Contains hardware resources such as ESP32-WROVER-B module Micro SD card slot, expansion interface, touch buttons, keys and so on.

ESP32 LyraT Datasheet

The ESP32-LyraT development board is an audio circuit board developed around the ESP32 chip. It can be used for audio applications by providing audio processing hardware and additional RAM in addition to the hardware already provided on the ESP32 chip. Its specific hardware includes:

Layout diagram of ESP32-LyraT development board

The main components of the ESP32-LyraT development board (esp32-lyrat-mini) and how the components are connected.

esp32-lyrat-mini schematic
ESP32 LyraT block diagram

ESP32-WROOM-E module circuit diagram

esp32-lyrat-mini v1.1
ESP32-LyraT schematic ESP32-WROOM-E module circuit diagram

ESP32-WROOM-E module circuit diagram

The application circuit diagram of the connection between the ESP32-WROOM-E module and the peripheral devices of the ESP32-LyraT (such as power supply, antenna, reset button, JTAG interface, UART interface, etc).

ESP32-LyraT schematic

ESP32 LyraT versions

ESP32-LyraT has multiple versions, such as Esp32-lyratd-msc, ESP32-LyraT V4.3, ESP32-LyraT-Mini (ESP32-LyraT-Mini V1.1, ESP32-LyraT-Mini V1.2), ESP32-LyraTD-MSC (ESP32-LyraTD-MSC V2.2) etc., you can click WHATSAPP to contact us for more ESP32-LyraT development board information and prices.