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NAU8224   

 

NAU8224 User Manual 

 

   

April, 2016 

Rev 1.0 

 

 
 

4.  Schematic:

 

 

 

Summary of Contents for NAU8214SG

Page 1: ...User Manual April 2016 Rev 1 0 NAU8224 Evaluation Board User Manual NAU8224 Evaluation kit contents 1 NAU8224 Evaluation Board EVB 2 NAU ES_MINI_USB USB to 2 wire interface dongle 3 USB cable 4 GUI in...

Page 2: ...of 0dB 6dB 12dB 18dB and 24dB which can be controlled by a single gain pin The NAU8224 also has the provision for finer volume control using the 2 wire bus I2C style and the bundled GUI With 87dB PSR...

Page 3: ...anual April 2016 Rev 1 0 3 The next step is to select the installation directory location You can use the default location or select a different location using the Browse button and setting the path O...

Page 4: ...nual April 2016 Rev 1 0 4 Click the Next button to continue the installation process 5 The installer will now begin installation procedure and the following progress bar will be displayed Once done cl...

Page 5: ...NAU8224 NAU8224 User Manual April 2016 Rev 1 0 6 Click on Finish to complete the installation and exit...

Page 6: ...NAU8224 NAU8224 User Manual April 2016 Rev 1 0 7 The GUI will appear under Nuvoton ClassD under All Programs Click on NAU8224 to launch the GUI 3 EVB Set Up...

Page 7: ...dB 5 3 Center Top Pin 12dB 5 2 Center Left Pin 18dB 5 1 Center Bottom Pin 24dB Install J20 for enabling the 2 wire interface volume control via the USB using the bundled dongle in the kit Input Connec...

Page 8: ...n of the schematic is shown above In order to be able to control volume using this interface J20 jumper must be installed This connects the header to the NAU8224 volume control pins Pin 3 is a GPIO pi...

Page 9: ...NAU8224 NAU8224 User Manual April 2016 Rev 1 0 4 Schematic...

Page 10: ...up as below The first step is to hit the Power Up button This will ensure any changes in the register settings are written to the register map of the chip The register map shows the two main registers...

Page 11: ...zed or warranted for use as components in systems or equipment intended for surgical implantation atomic energy control instruments airplane or spaceship instruments transportation instruments traffic...

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