Analog Devices ADSP-21479 EZ-Board, Руководство пользователя

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ADSP-21479 EZ-Board Evaluation System Manual 2-11
ADSP-21479 EZ-Board Hardware Reference
DAI [17–20] Enable Switch (SW7)
The DAI [17–20] enable switch (
SW7
) disconnects DAI pins 17 through
20 on the processor from the associated peripherals on the EZ-Board and
allows the DAI signals to be used on the expansion II interface. See
Table 2-9 .
Table 2-8. Processor Clock Configuration Switch (SW5)
Position 1
CLKCFG0 Position 2
CLKCFG0 Clock Ratio
Core: Clock
ON ON
Reserved
ON OFF
32:1
OFF ON 16:1 (default)
OFF OFF
8:1
Table 2-9. DAI [17–20] Enable Switch (SW7)
SW7 Position DAI Pin Peripheral Peripheral Net Switch Setting
(Default)
SW7.1 DAI_P17
LEDs
LED8 ON
SW7.2 DAI_P18
S/PDIF
SPDIF_IN ON
SW7.3 DAI_P19
Push buttons
PB3 ON
SW7.4 DAI_P20
Push buttons
PB4 ON