User manual

AUDIO DEVELOPMENT
BOARD USER’S GUIDE
© 2011 Microchip Technology Inc. DS70662A-page 3
Table of Contents
Preface ........................................................................................................................... 5
Chapter 1. Introduction
1.1 Overview ...................................................................................................... 11
Chapter 2. Hardware
2.1 Power Supply ............................................................................................... 13
2.2 Microcontroller .............................................................................................. 13
2.3 Audio Codec, Microphone and Audio Connections ...................................... 13
2.4 Expansion Connector ................................................................................... 14
2.5 TFT Display .................................................................................................. 14
2.6 USB Connectivity ......................................................................................... 14
2.7 UART Connectivity ....................................................................................... 14
2.8 User LEDs and Switches .............................................................................. 14
Appendix A. Schematics and Board Layout
A.1 Audio Development Board Schematics ....................................................... 15
A.2 Audio Development Board Layout ............................................................... 20
Worldwide Sales and Service .................................................................................... 22