Reset Leds (Led1 And Led8); Flag Leds (Led2-7); Verf Led (Led9) - Analog Devices ADSP-21161N EZ-KIT Lite Manual

LEDs and Push Buttons

Reset LEDs (LED1 and LED8)

When is lit, the master reset of all the major ICs is active.
LED1
When is lit, the ADSP-21161N processor (
LED8
USB interface resets the processor during USB communication
initialization.
FLAG LEDs (LED2–7)
The FLAG LEDs connect to the processor's flag pins (
LEDs are active
Refer to "LEDs and Push Buttons" on page 3-13
how to use the programmable flags to program the DSP.
shows the FLAG signals and the corresponding LEDs.
Table 3-10. FLAG LEDs
FLAG Pin
FLAG4
FLAG5
FLAG6
FLAG7
FLAG8
FLAG9

VERF LED (LED9)

The LED indicates that there is a possible error in the audio stream
VERF
of the CS8414 digital receiver. The error may occur when digital audio
cables disconnect from the optical or coaxial SPDIF connectors.
3-14
and are lit by an output of "1" from the processor.
HIGH
LED Reference Designator
LED7
LED6
LED5
LED4
LED3
LED2
ADSP-21161N EZ-KIT Lite Evaluation System Manual
) is being reset. The
U1
). The
FLAG4–9
for more information on
Table 3-10