Espressif Official ESP32-LyraT Open-Source Voice Audio WiFi bluetooth Development Board With Touch Physical Buttons Support PTZ

Overview: Hardware Characteristics: ESP32-LyraT is an open-source development board for Espressif Systems' Audio Development Framework (ADF). It is designed for smart speakers and smart-home applications. The dev board consists of the ESP32-WROVER module, a Micro SD card, expansion interfaces, touch buttons and several function keys. Wide Applicability: With a great variety of voice commands, interactive voice functions and a rich peripheral set, ESP32-LyraT allows the fast development of applications relating to consumer electronics, wearables, smart home and industrial automation. Excellent Performance: It facilitates the quick and easy development of dual-mode (bluetooth + Wi-Fi) audio solutions also supporting one-key Wi-Fi configuration, a wake-up button, voice wake-up, voice recognition, cloud platform access, and an audio player. Features: Various mainstream, both lossy and lossless, compressed audio formats, including M4A, AAC, FLAC, OGG, OPUS, MP3, etc. One-key configuration and wake-up from the standby mode. Support SoftAP and Station mode. Various wireless protocols: Wi-Fi 802.11b/g/n, Classic BT and BLE. A series of audio inputs, including Wi-Fi, BT-audio, DLNA, Line-in, etc. BLE network configuration, and smart network configuration with apps, such as WeChat. Two microphones for the development of near-field and far-field voice recognition applications. Peripherals for differentiated demands Applications: Interactive voice functions Consumer electronics Consumer wearables Smart home Industrial automatio Package includes: 1 x ESP32-LyraT Development Board 1. ESP32-WROVER Module: ESP32-WROVER is a powerful, general-purpose Wi-Fi+BT+BLE MCU module thattargets a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming and MP3 decoding. For more information, please refer to the User Manual. 2. Micro SD Card: Supports SPI,1-bit and 4-bit modes. 3. Audio Output AUX_IN: Works as the input to the ES8388 codec. 4. USB-UART Interface and USB Power Supply Interface: USB-UART Interface: the integrated CP2102N-A01-GQFN28 chip is used to convert USB to UART and supports a baud rate of up to 3 Mbit/s. USB Power Supply Interface: the working current of the Wi-Fi module is very high at peak times. Therefore, a power supply with a capacity of more than 500 mA is recommended 5. Touch Buttons: Four touch buttons are available on the development board: Play, Set, Vol+ and Vol. Used as keys for audio functions, they bring such advantages as reduced BOM cost and design flexibility. 6. Speaker Interfaces: Supports two external speakers. ?Software Preparation: Please download the ESP32-LyraT User Guide on our wiki Page: raspberrypiwiki.com/index.php/ESP32-LyraT User Manual: Please refer to wiki: raspberrypiwiki.com/index.php/ESP32-LyraT