
TWR-AUDIO-DA7321 User Manual Rev0.3 - June 2013 1
© Dialog Semiconductor 2013
TWR-AUDIO-DA7321 USER MANUAL
Contents
Contents 1
1
Introduction 2
2
TWR-AUDIO-DA7321 Hardware Description 2
2.1
DA7321 Audio Codec 2
2.2
Power Supply 2
2.3
MCLK Source 3
2.4
Interfaces 3
2.4.1
Level-Shift 3
2.4.2
I2S 3
2.4.3
I2C 3
2.5
I/O Connectors 4
2.5.1
AUX_IN 4
2.5.2
EXT_MIC 4
2.5.3
HEADSET 4
2.5.4
MIC (on-board) 5
2.6
Quick Reference 6
2.7
Tower Elevator Connections 7
3
TWR-AUDIO-DA7321 Schematic 7
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