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
iWRAP5.x and iWRAP6.x Software Releases 5.8 / 6.3 Software
WT32i Canada Test Report and Certificate Module Certifications
WT32i Japan Test Report and Certificate Module Certifications
WT32i FCC Test Report and Grant Module Certifications
WT32i-A ATEX List of Components Module Certifications
WT32i South Korea Test Report and Certificate Module Certifications
WT32i CE Test Reports and DoC Module Certifications
WT32i Bluetooth Audio Module Presentation Presentations
Developing Bluetooth Audio Solutions Presentations
WT32i Reference Design Reference Designs
WT32i Development Kit Design Documents Reference Designs
WT32i PADS Decals Reference Designs
iWRAP 5.8.0 and iWRAP 6.3.0 Release Notes 5.8.0/6.3.0 Release Notes
AN990: Bluetooth® Serial Port Profile iWRAP 1.3 Application Notes
Bluetooth Classic Ultralibrarian CAD Footprints and Symbols 1.00 Schematic & Layout Files
Bluetooth Classic Ultra Librarian Manifest 1.00 Schematic & Layout Files
AN1160: Project Collaboration with Simplicity Studio 0.2 Application Notes
Wireless Selector Guide 7 Brochures
UG218: iWRAP 5.8.0, iWRAP 6.3.0 User Guide and API Reference 3.13 User's Guides
WT32i Data Sheet 1.3.1 Data Sheets
UG216: Firmware Updates User Guide 2.2 User's Guides
UG217: iWRAP5 User Guide 1.29 User's Guides
UG225: WTxx/BTxx USB Design Guide 2.0 User's Guides
iWRAP5 API Reference Manual for WT 1.29 Reference Manuals
AN0822: Simplicity Studio™ User's Guide 0.5 Application Notes
AN1121: Headless Builds with Simplicity Studio v4 0.1 Application Notes
AN987: Bluegiga I/O Profile iWRAP 1.5 Application Notes
170725117 CDTech Additional Assembly Test Ship site for WT321 Product Change Notifications (PCN)
AN989: Obex OPP and Obex FTP Profiles iWRAP 1.4 Application Notes
AN988: Health Device Profile 3.5 Application Notes
AN986: Bluetooth® A2DP and AVRCP Profiles 2.2 Application Notes
AN992: Hands-Free and Headset Profiles 1.13 Application Notes
AN994: Bluetooth® PBAP and MAP Profiles 2.6 Application Notes
AN993: Bluetooth® HID Profile 1.15 Application Notes
AN1000: WT32i Range Tests 1.1.1 Application Notes
AN999: WT32i Current Consumption 1.1 Application Notes
UG215: WT32i Development Kit User Guide 1.11 User's Guides
Wireless IoT Modules Master Errata for Shield Marking 1.0 Errata
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