Bluetooth and MSP430 Audio Source Reference Design Board
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Technical documentation

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The Bluetooth and MSP430 Audio Source reference design can be used by customers to create a variety of applications for low-end, low-power audio source solutions for applications including toys, projectors, smart remotes and any audio streaming accessories. This reference design is a cost-effective audio implementation and with full design files provided allows you to focus your efforts on application and end product development. This reference design also provides the TI Bluetooth Stack.

Please note that the MSP430 memory size does not allow any additional application space, so the use case should be audio sink only as described For additional application space please consider using higher flash device, for example MSP430F5438.

  • Enables Bluetooth audio (SBC encode/decode) with low cost, low power MSP430F5229
  • Design offloads audio processing from MCU to the Bluetooth device which enables low power audio
  • Cost-effective low end wireless audio solution with a four layer layout and QFN packages
  • Core of the solution is TI's SimpleLink™ CC2564 which offers best-in-class Bluetooth performance (+12dBm output power) leading to robust connection over long range
  • CC256x and TI Bluetooth Stack both have Bluetooth Subsystem QDIDs allowing you to only need a Bluetooth End Product Listing
  • This circuit design is tested and includes firmware, demo and wiki page for quick start guide

What's Included

  • (1) BT-MSPAUDSOURCE board
  • (1) mini-USB cable
  • (1) stereo audio cable with 3.5-mm plug connectors

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Bluetooth and MSP430 Audio Source Reference Design Board


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Technical documentation
User guides (1)
Title Type Size (KB) Date
PDF 13701 19 Sep 2014
Design files (6)
Title Type Size (KB) Date
ZIP 646 31 Jul 2014
PDF 537 31 Jul 2014
PDF 1300 31 Jul 2014
ZIP 281 31 Jul 2014
ZIP 25 31 Jul 2014
PDF 89 31 Jul 2014
More literature (2)
Title Type Size (KB) Date
PDF 95 02 Jan 2019
PDF 65 09 Apr 2018

Software development (1)

Name Part Number Software Type
TI Dual-Mode Bluetooth® Stack  TIBLUETOOTHSTACK-SDK  Software development kits (SDK) 

Reference Designs (1)

Name Part Number Tool Type
Bluetooth and MSP MCU Audio Source Reference Design  BT-MSPAUDSOURCE-RD  Reference design 

TI Devices (4)

Part Number Name Product Family
CC2564  Bluetooth® 4.0 with Enhanced Data Rate (EDR), Low Energy (LE) and ANT  Wireless connectivity 
CC2564MODN  Bluetooth® 4.1 with Basic Rate (BR), Enhanced Data Rate (EDR), Low Energy (LE) module  Wireless connectivity 
MSP430F5229  25 MHz MCU with 128KB Flash, 8KB SRAM, 10-bit ADC, Comparator, DMA, 1.8V Split-Rail I/O  Microcontrollers (MCU) 
TLV320ADC3101  92-dB SNR low-power stereo ADC with digital microphone support and miniDSP  Audio converters 

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