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NXP has developed a range of audio libraries and collaborates with select partners to offer complementary specialized stacks. NXP solutions are fully integrated into the MCUXpresso SDK and comes with ready-to-use software examples to help you complete an in-depth evaluation and get started with your design. Partner solutions are fully compatible with MCUXpresso software and tools.
Audio Software on NXP Microcontrollers
The MCUXpresso SDK includes Enabling Software Technologies from NXP and its strategic partners to empower you to move rapidly and smoothly from initial prototyping to full product development, allowing for more focus on product differentiation.
Software Details
Features
General
- Middleware for audio applications are accessible via MCUXpresso SDK
- Fully-functional example applications make evaluation fast and easy
- MCUXpresso Config tools simplify driver configuration
- Partner solutions for advanced audio and voice applications
Supported Devices
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Processors and Microcontrollers
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Arm Microcontrollers
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Kinetis® K2x USB Microcontrollers (MCUs) Based on Arm® Cortex®-M4 Core
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i.MX RT Crossover MCUs
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Kinetis® K6x Ethernet Microcontrollers (MCUs) Based on Arm
® Cortex®-M4 Core -
General Purpose MCUs
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K32 L Series: Ultra-Low Power Microcontrollers (MCUs) Optimized for Low-Leakage Applications
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LPC5500 Series: Arm® Cortex®-M33 Based Microcontroller Series for Mass Market, Leveraging 40nm Embedded Flash Technology
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Kinetis® K8x Secure Microcontrollers (MCUs) Based on Arm® Cortex®-M4 Core
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LPC54000 Series: Power-Efficient Microcontrollers (MCUs) Based on Arm® Cortex®-M4 Core
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Libraries and Examples Through MCUXpresso SDK
USB
- USB stack with device, host and composite class support
- USB Audio Class 2.0 (UAC2.0) examples
- Source code provided
- Free to use on any NXP device
- Bare metal or RTOS based
- MCUXpresso Config Tool code generation for USB, with common USB presets
Essential Audio Processing
- Bundle of audio processing blocks for enhancing the tonal perception of sound
- Tuning tool for simulating EAP library processing behavior
- Complimentary pre-compiled library for use on NXP devices
MCU Audio Frameworks
- Maestro Audio Framework for ARM Cortex-M
- Xtensa Audio Framework (provided by Cadence) dor DSP cores
- Microphone driver integration
- Multiple options of source or sink
- USB support
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Audio codecs support
- for DSP cores: LC3 codec*, MP3 Encoder* and Decoder, Ogg-Vorbis Decoder*, ASRC/SSRC, aacPlus-v2 Audio Decoder, Opus Codec. (*not supported on all platforms)
- for Cortex-M cores: aac decoder, flac decoder, mp3 decoder, opus decoder, wav decoder, ASRC/SSRC
- Option to integrate custom algorithms or processing blocks
Partner Audio Solutions
NXP has partnered with leaders in the area of audio technology to enable a range of specialized, high-performance solutions on a range of NXP MCUs based on Arm® Cortex®-M cores.
DSP Concepts
Create, tune and productize audio features with Audio Weaver Designer, a low code, drag and drop real-time interface with live module inspectors and over 400 different audio building blocks. Deploy highly optimized audio with AWE Core.
Products available from DSP Concepts for NXP Arm® Cortex®-M-based microcontrollers are shown below. DSP Concepts products also support several of NXP’s i.MX applications processors.
| Product | Overview | Supported Devices | |
|---|---|---|---|
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Audio Weaver Designer | A low code, drag and drop real-time interface with live module inspectors and over 400 different audio building blocks to integrate or create advanced audio features quickly. |
i.MX RT600 Arm® Cortex® M33 plus Cadence Xtensa HiFi4 DSP |
| AWE Core | A cross-platform audio-processing engine that’s hand-optimized for NXP's microcontrollers that are best suited for audio processing. It features a library of over 400 audio building-blocks that are used to rapidly build and deliver cutting-edge audio features. |
i.MX RT600 Arm® Cortex® M33 plus Cadence Xtensa HiFi4 DSP |
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| Asynchronous Sample Rate Converter | A software-based solution for embedded products with multiple audio I/O streams, such as local microphones and speakers, Bluetooth, USB and WiFi. |
i.MX RT600 Arm® Cortex® M33 plus Cadence Xtensa HiFi4 DSP, i.MX RT10xx Cortex-M7-based MCUs |
Downloads
Quick reference to our software types.
2 downloads
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Examples and Quick Start Software
MCUXpresso SDK - SDK Builder
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Simulation and Modeling Tools
Audio Tuning Tool v2022.0.0 for EAP
Note: For better experience, software downloads are recommended on desktop.
Training
5 trainings