Banana Pi BPI-AI-Voice (Microsemi) Development Kit
$177.06
- Brand: Banana PI
- Product Code: bpi-microsemi
- Availability: In Stock
- Ex Tax: $177.06
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- 2 or more $174.83
- 4 or more $172.60
BPI-AI-Voice (Microsemi)
Banana Pi BPI-AI-Voice(Microsemi) module for speech recognition, Now you can use it on Raspberry Pi with Amazon AVS, same as Microsemi AcuEdge™ Development Kit
BPI-AI-Voice (Microsemi) development kit
Tested and approved by Amazon for
— microphone solution for both 180o & 360o audio pick-up
Amazon ecosystem
—Reference code implements complete Echo functionality
—Provides developer access to Alexa Skills
Provides a fast and easy way method of evaluating Microsemi’s Automatic Speech Recognition Assist audio enhancement solution with Amazon’s AVS
Fast Prototyping
—Application development platform
—HW prototyping
Training Tool
Key Features
Supports 2 or 3 microphones linear or triangular array placement for enhanced audio pick-up
Noise reduction
Smart automatic gain control (AGC)
High-quality stereo acoustic echo canceller for barge-in and full duplex audio
Fully configurable and scalable solution delivering a two-microphone configuration for both 180° and 360° audio pick-up
Enhanced beam forming technology to enhance audio pick-up in adverse conditions, in the presence of noise and outside sound sources
2-way full duplex voice communication
Turnkey designs are available as well as all appropriate drivers and documentation, along with worldwide support
Hardware
Designed for world-class voice front-end applications, Microsemi’s new ZL38063 audio processor features the company’s AcuEdge™ technology. This innovative technology is a set of highly complex and integrated algorithms that significantly improve automatic speech recognition (ASR) for both embedded and cloud-based ASR solutions. The ZL38063 delivers audio enhancements that perform noise reduction and smart automatic gain control (AGC), enabling speech recognition at a distance in noisy, real-world conditions.
Application Examples
IoT Sensor
Smart Lighting
Smart Thermostat
Home Gateway/Controller
Speaker/Sound Bar
TV/Set-Top Box
Hardware Spec
To make a fully assembled smart speaker demo the following additional components are required:
Raspberry Pi 3 board or Banana Pi board
2A or greater Micro-USB power supply for the Raspberry Pi 3
SD memory card for Raspberry Pi/Banana Pi
JBL Clip speaker
BPI-AI-Voice External Interfaces
Raspberry Pi 3/Banana Pi Header P2:•I²S port;•SPI;•8 GPIO
Audio Header JMMA1:•Digital microphones;•Analog out;•3 GPIO
SPI Flash Devices U2: Optional SPI flash component used to store ZL38063 firmware
USB J3: Optional USB power and debug port
Debug Headers JAIB2/2: Auto-tuning headers
Digital Microphone Headers JM1–4: Optional header for off-board microphones
Audio Characteristics
Digital Microphones 4 on-board digital microphones (AKU441): Supports a 2 microphone configuration for 180° and 360° audio pick-up
Analog Output J1: 2 × 2.65 Low-cost class D audio amplifier (NCP2820)
Connectors
Stereo 3.5 mm male-to-male audio cable P1: Audio output
Micro-USB cable J3: Optional USB power and debug port
