External Port; Sport0 Audio Interface - Analog Devices ADSP-21160 EZ-KIT Lite System Manual

The EZ-KIT Lite board can be configured to boot in all of the possible
ADSP-21160 processor boot modes. The default boot mode is from the
external 8-bit Flash memory. For information about configuring the boot
mode, see "Boot Mode Select Switch (SW1)" on page

External Port

The External Port (EP) of the processor connects to a 512 Kb (64K x
32-bits x 2-chips) SBSRAM. The SBSRAM connects to the memory select
pin ( ), providing a 64-bit memory interface.
~MS1
The EP also connects to a 512 Kb (512K x 8-bits) Flash memory. The
Flash memory connects to both the
The connection allows the processor to boot from the Flash memory using
and program it using
~BMS
All of the address, data, and control signals are available externally via the
expansion connectors (
in Appendix B,

SPORT0 Audio Interface

connects to the AD1881A SoundMAX codec (
SPORT0
stereo jacks (
P9
an audio input to the codec microphone input channel (
stereo input channel (
codec channel driven by the input jack (
figuring , see
JP1
is also routed to an off-board connector (
SPORT0
off-board connector, the codec must be held in reset, so it does not drive
any of the
SPORT0
"low" ( ). The processor must drive
0
The
TCLK0
ADSP-21160 EZ-KIT Lite Evaluation System Manual
.
~MS0
). The pinout of these connectors can be found
P1–3
"Schematics".
, ) allow audio to be input and output. You can supply
P10
). The jumper settings of
LINE_IN
"Audio Input Selection Jumper (JP1)" on page
signals. The codec can be held in reset by driving
and pins are shorted together using
RCLK0
EZ-KIT Lite Hardware Reference
and memory select pins.
~BMS ~MS0
). For information about con-
P9
). When using the
P11
"high" ( ) to start the codec.
FLAG3 1
3-6.
). Two 3.5 mm
U13
) or to the
MIC1
determine the
JP1
3-6.
FLAG3
and .
R19 R20
3-3