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Development Board

P3610-2MIC Dual Mic Array Board

P3610-2MIC is a dual-microphone array device designed for front-end signal processing, enhancing voice quality. It outputs two channels of processed sound signals for voice recognition and conference calls.

P3610-2MIC Dual Mic Array Board

Features

P3610-2MIC is a high-performance microphone array development board, featuring the XVF3610 from XMOS and optimized for microphone array applications. For electrical, desig…below for more documents).

Long-Distance Pickup

Supports 3-5m range pickup, omnidirectional pickup direction.

Voice Processing

  • Two PDM microphone inputs
  • Digital Signal Processing pipeline
    • Full duplex, stereo, acoustic echo cancellation (AEC).
    • Auto batch delay insertion feature (ADEC) with reference audio through I2S
    • Point noise suppression by interference canceller (IC)
    • Switchable fixed noise suppressor (NS)
  • Programmable automatic gain control (AGC)
  • Separate audio paths for Communications (Comms) and Automated Speech Recognition (ASR)

Device Interface

  • Full-speed USB 2.0 compatible device, supporting USB audio class (UAC) 1.0
  • USB HID and endpoint 0 control interfaces
  • Flexible peripheral interface
    • Programmable digital general inputs and outputs
    • I2C interface for system control and local peripheral control
    • I2S slave interface input and output audio data
    • SPI master interface for control and inquiry of local SPI slave devices

Firmware Management

  • Option to boot from QSPI flash
    • Default firmware image for power-on
    • Firmware image updates provided over USB
    • Fixed user data during firmware upgrade cycles
    • User-configurable programming for SPI peripherals
  • Option to boot via SPI from local host processor
  • Device firmware updates over I2C or USB (DFU)

Application

As a cost-effective voice interface solution for smart devices, not only may it be necessary for Automated Speech Recognition (ASR) applications, but it could also be used for voice calls (Communication); it is particularly optimized for ASR front-end processing, greatly improving performance in voice interrupt and recognition capabilities. Given its comprehensive features, the following or similar smart devices are recommended for its application:

  • Navigation robots (ASR)

  • Medical equipment (ASR)

  • Fitness equipment (ASR)

  • Large-screen advertising machines (ASR)

  • Lecture streaming (Comms)

  • Camera microphones (Comms)

  • Smart speakers (ASR)

  • Conference treasure (comms)

support

Technical Documents

SiteDocuments
Pawpaw Electronic DocumentsP3610-2MIC Hardware Usage
Pawpaw Electronic DocumentsP3610-2MIC Debugging Notes
XMOS Chinese SiteXVF3610-Product Description
XMOS Chinese SiteXVF3610-User Manual

Evaluation Board

NameFunction DescriptionStatusPurchase
P3610-2MICXMOS Dual-Mic Array Multifunction Evaluation BoardactiveTaobao Link

Sample Purchase

XVF3610-QF60B-C Small Volume Sample Purchase

NameFunction DescriptionStatusPurchase
XVF3610-QF60B-CXMOS Dual Mic Array ControlleractiveTaobao Link

Business Cooperation

ContactDescription
E-Mailxmos@pawpaw.cnPawpaw Electronics XMOS Product Line External Email Group
Call0755-83972095Pawpaw Electronics Sales Department External Phone

Form Submission

If you have other questions, you can also provide feedback to us through form submission

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Technical Specifications

USB Audio Protocol

UAC1.0

Digital Audio Transmission

IIS Input & Output

Analog Audio Transmission

3.5mm Output @ 2V rms

Sampling Rate

16kHz or 48kHz

Power Consumption

5V@75mA

Fixed Hole Position

4 x Φ3 Holes

Microphone Spacing

71mm

Dimensions

90mm x 18mm

Supports DFU Upgrade

Supported

Microphone Model

3SM222KMB1HA-022

Flash Model

UC25HQ16

Type

Microphone Array

Main Control

XVF3610

Microphone

Dual PDM Microphones

Power Supply

USB 5V

Ready to Upgrade Your Audio?

Experience professional sound quality with the P3610-2MIC