Datasheet

ADSP-21369 EZ-KIT Lite Evaluation System Manual 1-11
Using ADSP-21369 EZ-KIT Lite
The internal configuration registers of the codec are configured using the
SPI port of the processor. The DPI pin 4 (
DPI4 register) is used as the
select for the device. For information on how to configure the multichan-
nel codec, refer to the product datasheet at
http://www.analog.com/en/prod/0,2877,AD1835A,00.html.
The RCA connector (J10) is used to input analog audio. When using an
electret microphone on this connector, configure switch SW4 according to
the instructions in “Electret Microphone Select Switch (SW4)” on
page 2-12. The four output channels connect to the RCA connector ( J5).
Channel 4 of the codec connects to the headphone jack (J9). For more
information, see “Connectors” on page 2-21.
Example programs are included in the EZ-KIT Lite installation directory
to demonstrate how to configure and use the board’s analog audio
interface.