Applications; Uart To Wi-Fi Smart Device; Esp32-Lyra Smart Audio Platform - Espressif Systems ESP32 Series Manual

5.2 ESP32-Lyra Smart Audio Platform

5. Applications

5.1 UART to Wi-Fi Smart Device

The two UART interfaces are defined in Table 4.
Categories
UART0
UART1
Application example: ESP32-DevKitC (please see Section
5.2 ESP32-Lyra Smart Audio Platform
ESP32-Lyra is a cost-effective smart audio platform, which is specifically designed by Espressif for the IoT indus-
try. With its ESP32 dual-core processor and Wi-Fi + BT capability, ESP32-Lyra features voice recognition, audio
playing, and access to cloud services. The ESP32-Lyra platform supports systems of artificial intelligence, voice
and image recognition, wireless audio systems, as well as smart home networks.
The ESP32-Lyra Smart Audio Platform has the following features:
• Support for multiple audio interfaces with high extensibility
• Support for touch buttons
• Support for multiple audio formats including WMA, ALAC, AAC, FLAC, OPUS, MP3, WAV, and OGG
• Support for multiple wireless audio standards including DLNA, AirPlay and QPlay
• Support for multiple cloud platforms including Ximalaya FM, YunOS and Amazon
• Support for multiple distribution network protocols including ESP-TOUCH, ALINK, JoyLink3.0 and AirKiss
Espressif Systems
Table 4: Pin Definition of UART Interfaces
Pin Definition
(Pin34) U0RXD + (Pin35) U0TXD
(Pin17) U1RXD + (Pin18) U1TXD
Function
Used for printing logs.
Used for receiving and sending commands.
4.2 ESP32-DevKitC).
28 ESP32 Hardware Design Guideline V1.0
5 APPLICATIONS