Table Of Contents - Renesas RX231 User Manual

1. Overview .......................................................................................................................... 10
1.1 Purpose .................................................................................................................................................... 10
2. Introduction ...................................................................................................................... 11
2.1 Target Device ........................................................................................................................................... 11
3. Description of Application Firmware ................................................................................. 12
3.1 USB Playback Sample ............................................................................................................................. 12
3.2 Audio Streaming Sample ......................................................................................................................... 13
4. Hardware Design ............................................................................................................. 14
4.1 Operating Check Conditions .................................................................................................................... 14
4.2 Hardware Configuration ........................................................................................................................... 15
4.2.1 RX231 Microcontroller .................................................................................................................... 15
4.2.2 Programmer/Debugger Connections ............................................................................................. 15
4.2.3 User Controls ................................................................................................................................. 15
4.2.4 USB Host Connection .................................................................................................................... 15
TM
4.2.5 PMOD
4.2.6 WM8983 CODEC ........................................................................................................................... 16
4.2.7 Power Supply ................................................................................................................................. 16
5. Embedded Firmware Application Samples ...................................................................... 17
5.1 Hardware Configuration ........................................................................................................................... 17
5.1.1 Switch Settings for Embedded E2-Lite Programmer/Debugger .................................................... 17
5.1.2 Jumper Settings ............................................................................................................................. 17
5.1.3 Resistor Modifications .................................................................................................................... 17
2
5.2 Starting e studio and Importing Sample Code ........................................................................................ 18
5.3 Software Configurations ........................................................................................................................... 20
5.3.1 Streaming Sample Application ....................................................................................................... 20
5.3.2 USB Playback Application .............................................................................................................. 21
5.4 Build Configuration ................................................................................................................................... 22
5.5 Running in Debug Mode .......................................................................................................................... 23
5.6 Running the Hear-it! Application Code ..................................................................................................... 23
6. Description of Software .................................................................................................... 24
6.1 USB Playback Sample ............................................................................................................................. 24
6.1.1 Operation ........................................................................................................................................ 24
6.1.2 PCM Data Transfer ........................................................................................................................ 24
R12UZ0012EG0110 Rev. 1.10
Apr 03, 2017

Table of Contents

Connectivity .................................................................................................................... 16
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