Push Buttons (Sw4-1); Board Reset Push Button (Sw5) - Analog Devices ADSP-21364 EZ-KIT Lite Manual

LEDs and Push Buttons
to light. If the LED does not light, try cycling power on the board and/or
reinstalling the USB driver (see the VisualDSP++ Installation Quick Refer-
ence Card).
When VisualDSP++ is actively communicating with the EZ-KIT
Lite target board, the LED can flicker, indicating communications
handshake.
Push Buttons (SW4–1)
Four push buttons (
Two of the push buttons are connected to the
The other two are connected to the DAI of the processor. The push but-
tons are active "
processor. Refer to
mation. The push button enable switch (
the push buttons from the corresponding processor pin (refer to
Button Enable Switch (SW9)" on page 2-10
mation). The processor signals and corresponding push buttons are
summarized in
Table 2-6. Push Button Connections
Processor Push Button Reference
Signal Designator
SW1
FLAG1
FLAG2 SW2

Board Reset Push Button (SW5)

The push button (
RESET
exception is the USB interface chip (
when the push button is pressed after the USB cable has been plugged in
2-14
) are provided for general-purpose user input.
SW4–1
" and, when pressed, send a
HIGH
"LEDs and Push Buttons" on page 1-9
Table 2-6.
) resets all of the ICs on the board. The only
SW5
ADSP-21364 EZ-KIT Lite Evaluation System Manual
pins of the processor.
FLAG
High (1)
) is capable of disconnecting
SW9
on page 3-10 for more infor-
Processor Push Button Reference
Signal Designator
DAI_P19 SW3
DAI_P20 SW4
). The chip is not being reset
U34
to the
for more infor-
"Push