Board Reset Push Button (Sw5); Connectors; Expansion Interface (J1, J2, J3) - Analog Devices ADSP-21262 EZ-KIT Lite Manual

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button enable switch (
from the corresponding DSP pin (refer to
(SW9)" on page 3-10
nals and corresponding push buttons are summarized in
Table 3-7. Push Button Connections
DSP 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
and communication correctly initialized with the PC. After USB commu-
nication has been initialized, the only way to reset the USB is by powering
down the board.

Connectors

This section describes the connector functionality and provides informa-
tion about mating connectors.

Expansion Interface (J1, J2, J3)

Three board-to-board connectors (
processor's peripheral interfaces. The connectors are located at the bottom
of the board. For more information about the expansion interface, see
"Expansion Interface" on page
and pricing, contact Samtec.
ADSP-21262 EZ-KIT Lite Evaluation System Manual
EZ-KIT Lite Hardware Reference
) is capable of disconnecting the push buttons
SW9
"Push Button Enable Switch
on page 3-10 for more information). The DSP sig-
DSP
Signal
DAI_P19
DAI_P20
) resets all of the ICs on the board. The only
SW5
). The chip is not being reset
U34
Figure 3-7 shows the connector locations.
) provide signals for most of the
J3–1
3-7. For the
J3–1
Table 3-7.
Push Button Reference
Designator
SW3
SW4
connectors' availability
3-15