Dpi Interface - Analog Devices ADSP-21369 EZ-KIT Lite Manual

To use the DAI for a different purpose, disable any signal driving the DAI
pin with a switch (see
addition, enables flexible routing of the 12.288 MHz audio oscilla-
SW3
tor's output signal. By default, the
( ) for the AD1835A codec.
MCLK
All of the DAI signals are available externally via the expansion interface
connectors (
J1—3
tors can be found in

DPI Interface

The digital peripheral interface (DPI) pins are connected to a second sig-
nal routing unit of the processor (
is a flexible routing system, providing a large system of signal flows within
the processor. In general, the
internal peripherals in various combinations.
ADSP-21369
DPI12 (UART CTS)
DPI11 (UART RTS)
DPI10 (UART RX)
DPI9 (UART TX)
DPI14 (LED5)
DPI13 (LED4)
DPI8 (LED3)
DPI7 (LED2)
DPI6 (LED1)
DPI5 (SPI_FLASHCS)
DPI4 (SPI_AD1835CS)
DPI3 (SPICLK)
DPI2 (MISO)
DPI1 (MOSI)
Figure 2-3. DPI Connections Block Diagram
ADSP-21369 EZ-KIT Lite Evaluation System Manual
www.BDTIC.com/ADI
ADSP-21369 EZ-KIT Lite Hardware Reference
"Codec Setup Switch (SW3)" on page
SW3
) and 0.1" spaced header (
"ADSP-21369 EZ-KIT Lite Schematic" on page
SRU2
can route the DPI pins to different
SRU2
T2IN
R2OUT
R1OUT
T1IN
LED5
CS/
LED4
SCK
LED3
SO
LED2
SI
LED1
CLATCH
CCLK
COUT
CIN
signal is used as the master clock
). The pinout of the connec-
P4
). The unit, similar to the
SRU2
T2OUT
R2IN
ADM3202
R1IN
T1OUT
SPI
FLASH
AD1835
2-11). In
B-1.
,
SRU
2-5