Bluetooth™ Auracast™ and LE Audio Module + Aurawave Audio Framework v1.0 with AT Command Interface

<^)Cloud2GND Aurawave AW100 Series Datasheet Revision History Version Date Notes Contributors Approver 0.2 12 May 2025 Ezurio branding Dave Drogowski 1.0 7 Aug 2025 Prepare for general availability Garrett LoVerde Josh Toole Dave Drogowki Jonathan Kaye © Copyright 2025 All Rights Reserved

Aurawave AW100 Series Datasheet © Copyright 2025 All Rights Reserved

Aurawave AW100 Series Datasheet 1 Introduction This document provides a brief product outline of the Aurawave™ AW100 series modules, the Aurawave Audio Framework software, and the functionality they provide when combined. The document outlines the specific hardware capabilities and interfaces of the Aurawave AW100 series modules including electrical and mechanical specifications. It also provides basic descriptions of the Aurawave Audio Framework’s software architecture and operation. Bluetooth technology for broadcasting audio to many devices simultaneously Aurawave AT Command Interface A serial...

<^)Cloud2GND Aurawave AW100 Series Datasheet 3 Introduction The primary function of the Aurawave AW100 series modules when combined with the Aurawave Audio Framework AT command software is to serve as an Auracast™ transmitter, enabling the wireless broadcasting of high-quality audio to multiple Bluetooth receivers simultaneously. Auracast™ technology is at the forefront of wireless audio streaming, offering a seamless and reliable user experience in environments such as public venues, conference halls, and personal audio setups. In addition to its Auracast™ capabilities, the module is engineered...

<^)Cloud2GND Aurawave AW100 Series Datasheet 3.3 Aurawave Audio Framework Capabilities (vl.0) - Configure audio inputs - Configure broadcast parameters - Selectable audio source per broadcast channel - Configuration persistence - Factory reset - Enter firmware upgrade mode - See Aurawave AWIDD Series AT Command Specification for more information. • Audio Source Options - 2 Channels of Analog I/O at 48kHz or 16kHz sampling rate - 2 Channels of Digital Audio via USB at 48kHz sampling rate • Auracast™ Transmitter (Public Broadcast Profile) - Standard Quality Broadcast (16kHz - High Quality Broadcast...

• USB-C Connector - 3.5mm TRS Stereo Line Input - 3.5mm TRS Stereo Line Output - Line Audio In/Out - PDM multiplexed with GPIO pins • Pushbutton Control • Analog/PCM Audio - nRF5340 I2S Controller --> AK4558EN I2S Target --> Line Out - Header I2S Controller --> BL5340 I2S Target --> LE Audio - Line In --> AK4558EN I2S Controller --> BL5340I2S Target -> LE Audio © Copyright 2025 All Rights Reserved

4 AW100 Series Hardware Specifications4.1 Part Numbers and Options AW100 Series Modules Ezurio Part # Part # I/O Option Antenna Option Availability 453-00062-K2 AW100PA-A-INT Analog + Digital Internal Stock Q3 2025 TBC AW100PA-D-INT Digital Only Internal Special Order TBC AW100PA-A-EXT Analog + Digital External Special Order TBC AW100PA-D-EXT Digital Only External Special Order • RoHS Process © Copyright 2025 All Rights Reserved

Aurawave AW100 Series Datasheet Figure 2 - Aurawave AW100 System Architecture © Copyright 2025 All Rights Reserved

Aurawave AW100 SeriesDatasheet 4.4 Electrical Specifications • UART, I2C, and I2S lanes operate at 3.3V OPERATING PARAMETERS Parameter GPIO ELECTRICAL SPECIFICATIONS Symbol Parameter Conditions V_IH Input High Voltage V_OH Output High Voltage I_OL Output Low Current Std. Drive I_OH Output High Current Std. Drive Pin Function Pin Function Pin Function Pin Function © Copyright 2025 All Rights Reserved

5 Aurawave Audio Framework5.1 Software Architecture 5.2 Software Pin AssignmentsAT Software - 40-Pin Connector Functions (P1)Pin Function Pin Function Pin Function Pin Function 1 GND 11 UNUSED 21 UNUSED 31 Pushbutton © Copyright 2025 All Rights Reserved

5.3 AT Command Interface • See Aurawave AWIDD Series A T Command Specification • Hosted via USB CDC (115200 Baud) by default • Can be configured to operate via UART exposed on 40-Pin header (UART_CTL) 5.3.1 AT Command Interface Selection To configure the AT interface to use UART_CTL instead of the USB CDC port use the following procedure: • Ensure Aurawave module is unpowered • Short Pin 19 to GND. Pin 20 of 40-Pin Header is convenient • Apply power to Aurawave module • Use 3.3v logic when writing to UART_AT_RxD (P1 - Pin 27) and reading from UART_AT_TxD (P1 -Pin 29) • Analog through 3.5mm jacks...

<^)Cloud2GND Aurawave AW100 Series Datasheet A AWinn Product Brief (F.7-PR-AWIOO-Series) B Aurawave A Winn Series AT Command Specification C Datasheet - B! 540PA Series I Fzurin G Aurawave A W100 Series Firmware Upgrade Guide © Copyright 2025 All Rights Reserved

Aurawave AW100 Series Datasheet 7 Additional Information - Ezurio Please contact your local sales representative or our support team for further assistance: Headquarters Ezurio 50 S. Main St. Suite 1100 Akron, OH 44308 USA Technical Support Sales Contact Note: Information contained in this document is subject to change. 8 Additional Information – Cloud2GND Headquarters Cloud2GND 4500 Bowling Blvd #100 Louisville, KY 40207 Technical Support Ezurio’s products are subject to standard Terms & Conditions. © Copyright 2025 Ezurio All Rights Reserved. Any information furnished by Ezurio and its agents...