Bluegiga WT32i Bluetooth® Audio Development Kit


The WT32i Bluetooth development kit is designed to evaluating the WT32i Bluetooth Audio Module and prototyping Bluetooth stereo and mono audio applications.

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Hardware and Software Features

WT32i Development Kit Contents:

  • Evaluation board for WT32i Bluetooth Audio module
  • USB cable
  • Firmware programming cable
  • Documentation

WT32i Development Board Contains:

  • WT32i-A Bluetooth module with integrated chip antenna
  • USB or battery power supply
  • ON/OFF button when used with the built-in battery
  • USB to UART bridge
  • USB interface
  • 5 push buttons with indicator LEDs connected to WT32i’s GPIOs
  • 850mA rechargeable Li-Ion battery with charger connected to the USB power supply
  • Current test points for each power supply and for the board in total
  • Module IO’s available via a pin header
  • I2C expansion connector for the WT32i’s I2C interface

Audio Features:

  • Reference design for the WT32i’s internal audio codec with by-passable external audio power amplifier (PA)
  • 3.5 mm stereo audio inputs and outputs
  • Dual RCA analogue audio inputs and outputs
  • 3.5 mm microphone input
  • On-board silicon microphone
  • External audio codec (TLV320AIC32IRHB) connected to the WT32i’s I2S interface
  • Dual RCA analogue audio inputs and outputs for the external codec
  • 3.5 mm stereo audio inputs and outputs for the external codec

Documentation and Resources

Title Version Resource Type
WT32i Data Sheet 1.3.1 Data Sheets
Bluetooth Classic Ultralibrarian CAD Footprints and Symbols 1.00 Schematic and Layout Files
AN1160: Project Collaboration with Simplicity Studio 0.2 Application Notes
Bluetooth Classic Ultra Librarian Manifest 1.00 Schematic and Layout Files
AN0822: Simplicity Studio™ User's Guide 0.5 Application Notes
AN1121: Headless Builds with Simplicity Studio v4 0.1 Application Notes
Wireless Selector Guide 7 Brochures
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