Table of Contents
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DAI Interface .......................................................................... 2-3
DPI Interface .......................................................................... 2-4
Flags and Memory Selects .............................................................. 2-6
Push Buttons and Switches ............................................................ 2-7
DAI [1-8] Enable Switch (SW1) .............................................. 2-8
DAI [9-16] Enable Switch (SW2) ............................................ 2-8
DPI [1-8] Enable Switch (SW3) .............................................. 2-9
Boot Mode Select Switch (SW4) ............................................ 2-10
DSP Clock Configuration Switch (SW5) ................................ 2-10
DAI [17-20] Enable Switch (SW7) ........................................ 2-11
Programmable Flag Push Buttons (SW8-11) .......................... 2-12
Reset Push Button (SW12) .................................................... 2-12
External Port Enable Switch (SW13) ...................................... 2-12
DPI [9-14] Enable Switch (SW14) ........................................ 2-13
Audio In1 Left Selection Switch (SW15) ................................ 2-14
Audio In1 Right Selection Switch (SW16) .............................. 2-14
Audio In2 Right Selection Switch (SW17) .............................. 2-15
Audio In2 Left Selection Switch (SW18) ................................ 2-16
JTAG Switches (SW19-22) .................................................... 2-16
Headphone Enable Switch (SW23) ........................................ 2-18
Audio Loopback Switches (SW24-25) ................................... 2-18
Jumpers ...................................................................................... 2-19
Flash WP Jumper (JP1) ......................................................... 2-20
S/PDIF Loopback Jumper (JP2) ............................................ 2-20
ADSP-21489 EZ-Board Evaluation System Manual
Contents
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