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By now, you may have visited most pages in the Audio and Speech applications design center and may have a reasonable idea of the solutions we have to offer. If you would like to start system design with our products, we can provide you a few tips to help you get off to an easy start. Based on your background, familiarity with Microchip and your objectives, please select one of the following options:

  1. Download and install MPLAB® X Integrated Development Environment (IDE)
    MPLAB X IDE is available with a free, built-in software simulator capable of simulating peripherals
  2. Download and install a free version of the MPLAB XC Compiler
  3. Download and Unzip the Libraries and Demos
    Evaluate from our list of audio and speech libraries
  4. Purchase a Starter Kit or Development Board, Accessories and Plug-in Modules
    If you are not sure which board to purchase, consider the development boards featured here

Featured Development Boards


Explorer 16/32 Development Board

Part Number: DM240001-2

This flexible and convenient development, demonstration and testing platform for 16-bit PIC24 MCUs, dsPIC® DSCs and 32-bit PIC32 MCUs  features all the necessary hardware to begin developing and debugging a complete embedded application. 

PIC32MM USB Curiosity Development Board

Part Number: DM320107

Featuring the eXtreme Low Power (XLP) PIC32MM 'GPM' family of low-cost microcontrollers, this board is a simple and easy-to-use platform for evaluating, experimenting and developing appliations. The board also includes an integrated programmer/debugger and offers seamless integration with MPLAB® Code Configurator, MPLAB Xpress Cloud-based IDE and MPLAB X IDE for easy set up and development.

Documentation

Title
AN1367 - Porting the Helix MP3 Decoder onto Microchip’s PIC32MX 32-bit MCUs Download
AN1152 - Achieving Higher ADC Resolution Using Oversampling Download
AN1422 - High-Quality Audio Applications Using the PIC32 Download
Adaptive Differential Pulse Code Modulation Using PIC Microcontrollers Download
Title
dsPIC33EPXXX(GP/MC/MU)806/810/814 and PIC24EPXXX(GP/GU)810/814 Data Sheet Download
dsPIC33FJXXXGPX06A/X08A/X10A Data Sheet Download
PIC24FJ1024GA610/GB610 Family Data Sheet Download
PIC32MX1XX/2XX 28/44-pin XLP Family Data Sheet Download
PIC32MZ Embedded Connectivity with Floating Point Unit (EF) Family Download
PIC32MX1XX/2XX Family Data Sheet Download
PIC32MX330/350/370/430/450/470 Data Sheet Download

Development Tools

Description Part Number
PIC32MX Curiosity Development Board DM320103
PIC32MM USB Curiosity Development Board DM320107
PIC32MZ Embedded Connectivity with FPU (EF) Starter Kit DM320007
PIC32MZ Embedded Graphics with Stacked DRAM (DA) Starter Kit DM320010
PIC32MZEF Curiosity Development Board DM320209
Description Part Number
BM64 Bluetooth Radio Daughter Board AC320032-3
Audio Codec Daughter Card – AK4642 AC320100
Audio Coder Daughter Card – AK7755 AC327755
PIC32 Audio DAC Daughter Card AC320032-2
Description Part Number
Explorer 16/32 Development Board DM240001-2
MPLAB Starter Kit for dsPIC DSC DM330011

Software Libraries

Recording and Playback Software Libraries


Audio Functions Resource Type Title and Link Supported Families
Audio and Speech Library MP3 Decoder Library for PIC32MX PIC32 MCU
Audio and Speech Library PIC32 Audio Equalizer Filter library PIC32 MCU
Bluetooth Audio Library PIC32 Bluetooth®Audio Software Suites PIC32 MCU
AAC Playback Library AAC Decoder Library for PIC32 PIC32 MCU
Streaming Audio Demo USB Audio Headset Demo PIC32MM MCU
Record and Playback, Streaming Audio Library dsPIC33E Sample Rate Conversion dsPIC33E
Record Application Note and Source Code AN1152-Achieving Higher ADC Resolution Using Oversampling dsPIC33E, dsPIC33F
Record and Playback, Voice Communications Library SW300026 dsPIC/PIC24 G.711 Speech Encoding & Decoding Library dsPIC33E, dsPIC33F
Record and Playback, Voice Communications Library SW300090-dsPIC G.726A Speech Encoding/Decoding Library dsPIC33E, dsPIC33F
Record and Playback, Voice Communications Library SW300070-Speex Speech encoding/decoding Library dsPIC33E, dsPIC33F
Record and Playback, Voice Communications Library dsPIC®DSC Equalizer Library dsPIC33E, dsPIC33F
Voice Communcations Library SW300060-Acoustic Echo Cancellation Library dsPIC33E, dsPIC33F
Voice Communcations Library SW300080-Line Echo Cancellation Library dsPIC33E, dsPIC33F
Voice Communcations Library SW300040-Noise suppression library dsPIC33E, dsPIC33F
Voice Communcations Library dsPIC DSC Automatic Gain Control Library dsPIC33E, dsPIC33F
Record and Playback, Voice Communications GUI dsPIC DSC Speech and Audio Fast Forward (SAFF) tool dsPIC33E, dsPIC33F
Record and Playback, Voice Communications GUI Digital Filter Design dsPIC33E, dsPIC33F
Record and Playback, Voice Communications GUI dsPICworks Data Analysis & DSP software (use to convert PCM to WAV and back) PIC24F, dsPIC33E, dsPIC33F