Product specifications
EveryWord™ AVS Development Kit
Complete production-ready reference design with Cirrus Logic’s SoundClear FlexArray™ technology and NXP i.MX 8 host processor technology.
Cirrus Logic’s SoundClear FlexArray™ far-field technology features include:
- Increases accuracy and reliability of “Alexa” wake-word triggering and command recognition at far-field distances and in noisy environments
- Preloaded with Amazon Pryon Lite Wake-Word-Engine and accepts Sensory Wake-Word-Engine
- Supports 6+ meters far-field operation with 2, 3, or 4 microphones
- Supports arbitrary mic array geometries, including circular, square, triangular, linear or 3D
- AEC is scalable to mono, stereo, 3-channel, and 5-channel (surround movie or music) use cases
- Supports far-field voice call mode and in-call voice triggering
- Suitable for wall-powered devices or portable battery-operated products with low milliwatt consumption
- 6 mics built-in, ready to be configured for testing circular, square, triangular, and line arrays in 4-mic, 3-mic or 2-mic designs
- AVS compliant LED indicators and mic-mute button. Google Voice compliant mic spacing
- Also includes expansion bus for connecting GPIOs, I2S/TDM, SPI, I2C, and PDM mics
- Web-based firmware control console for simplified interactive operation, mic array selection, acoustic tuning and diagnostics
NXP i.MX 8 host processor technology
- Application processing and control
- Production-capable architecture
Connectivity includes:
- Wi-Fi 802.11
- Bluetooth 4.1
- Stereo line out
- USB device port
- USB host port for connection to the external USB soundcard
Technical Overview:
- Linear, Y, square, triangular and geometries
- Proprietary 3D audio processing technology significantly outperforms beam-forming solutions
- Full-duplex far-field voice communication
- Does not require source ducking for reliable interaction
- Concurrent voice service and voice communication
- Multiple user tracking
- 4x bidirectional I2S/TDM audio ports 2x host to AFE
- 2x available for external connection
- 12 AECs for superior barge-in and multichannel audio
- AEC support from mono to 5.1 channel surround
- USB Host, USB OTG, USB Audio
- GPIO, SPI, and I2C connectivity
- Web server-based console
-- ArkX Labs product --