Analog Devices ADSP-21262 EZ-KIT Lite Manual page 34

LEDs and Push Buttons
Table 1-2. Push Button Connections
Push Button Reference Designator
SW1
SW2
SW3
SW4
The LEDs connect to the parallel port pins,
port of the processor can be set up as a memory bus or as general-purpose
pins. The latch allows the LEDs to be written to in both cases. Infor-
FLAG
mation about setting up the latch can be found in
Switch (SW9)" on page
When the LEDs are accessed as
through the data on the processor's pins
essary to set up the parallel port to be
as pins, set the
FLAG
rizes the LED and
Table 1-3. LED Connections
LED Reference Designator Processor Pin
LED1
LED2
LED3
LED4
LED5
LED6
LED7
LED8
1-16
Processor Pin
FLAG1
FLAG2
DAI_P19
DAI_P20
2-11.
FLAG
bit in the
PPFLG
connections.
FLAG
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
ADSP-21262 EZ-KIT Lite Evaluation System Manual
, via a latch. The parallel
AD7–0
"Push Button Enable
pins, the latch must be set up to pass
. In this mode, it is also nec-
AD7–0
pins. To set up the parallel port
FLAG
register. Table 1-3
SYSCTL
Mapped as Flag
FLAG8
FLAG9
FLAG10
FLAG11
FLAG12
FLAG13
FLAG14
FLAG15
summa-