Loop-Back Test Switch (Sw11); Leds And Push Buttons; General Purpose Leds (Led8-1); Reset Leds (Led9 And Led12) - Analog Devices ADSP-21364 EZ-KIT Lite Manual

LEDs and Push Buttons

Table 2-5. Core Clock Rate Configuration
CLKCFG1 (Position 4)
OFF
OFF
ON
ON
1 Bold typeface denotes the default ratio.

Loop-Back Test Switch (SW11)

The loop-back test switch (SW11) is located at the bottom of the board.
This switch is used only for testing; all switch positions should be
LEDs and Push Buttons
This section describes the functionality of the LEDs and push buttons.
Figure 2-6 shows the locations of the LEDs and push buttons.
General Purpose LEDs (LED8–1)
Eight general-purpose LEDs are connected to the processor through a
latch on signals
registers or by writing to a memory address. Refer to
Buttons" on page 1-9

Reset LEDs (LED9 and LED12)

When is lit (red), the master reset of all the major ICs is active.
LED9
When is lit (red), the USB interface chip (
LED12
USB chip is reset only on power-up, or if USB communication has not
been initialized.
2-12
CLKCFG0 (Position 3)
OFF
ON
OFF
ON
. These LEDs can be accessed by writing to the
AD7–0
for more information.
ADSP-21364 EZ-KIT Lite Evaluation System Manual
Core to CLKIN Ratio
6:1
32:1
1
16:1
NA
"LEDs and Push
) is being reset. The
U34
.
OFF
FLAG