Lite Board Evaluation System Manual

ADSP-21364 EZ-KIT Lite Evaluation System Manual 2-15
ADSP-21364 EZ-KIT Lite Hardware Reference
Push Buttons (SW1–4)
Four push buttons (SW1–4) are provided for general-purpose user input.
Two push buttons connect to the FLAG pins of the processor. The other
two connect to the DAI of the processor. The push buttons are active high
and, when pressed, send a high (1) to the processor. Refer to “LEDs and
Push Buttons” on page 1-10 for more information. The push button
enable switch (SW9) is capable of disconnecting the push buttons from the
corresponding processor pins (refer to “Push Button Enable Switch
(SW9)” on page 2-11 for more information).
The processor signals and corresponding push buttons are summarized in
Table 2-6.
Board Reset Push Button (SW5)
The RESET push button (SW5) resets all of the ICs on the board.
Table 2-6. Push Button Connections
Processor
Signal
Push Button Reference
Designator
Processor
Signal
Push Button Reference
Designator
FLAG1 SW1 DAI_P19 SW3
FLAG2 SW2 DAI_P20 SW4