ADSP-21479 EZ-Board Evaluation System Manual
2-9
ADSP-21479 EZ-Board Hardware Reference
DPI [1–8] Enable Switch (SW3)
The DPI [1–8] enable switch (
SW3
) disconnects DPI pins one through
eight on the processor from the associated peripherals on the EZ-Board
and allows the DPI signals to be used on the expansion II interface. See
.
SW2.3
DAI_P11
AD1939
DSDATA2
ON
SW2.4
DAI_P12
AD1939
DSDATA1
ON
SW2.5
DAI_P13
AD1939
DBCLK
OFF
SW2.6
DAI_P14
AD1939
DLRCLK
OFF
SW2.7
DAI_P15
LEDs
LED6
ON
SW2.8
DAI_P16
LEDs
LED7
ON
Table 2-6. DPI [1–8] Enable Switch (SW3)
SW3 Position
DPI Pin
Peripheral
Peripheral Net
Switch Setting
(Default)
SW3.1
DPI_P1
SPI memory
AD1939
SPI_MOSI
ON
SW3.2
DPI_P2
SPI memory
AD1939
SPI_MISO
ON
SW3.3
DPI_P3
SPI memory
AD1939
SPI_CLK
ON
SW3.4
DPI_P4
AD1939
AD1939_CS
ON
SW3.5
DPI_P5
SPI memory
SPI_CS
ON
SW3.6
DPI_P6
LEDs
LED1
ON
SW3.7
DPI_P7
Internal testing
Not used
OFF
SW3.8
DPI_P8
Not used
Not used
OFF
Table 2-5. DAI [9–16] Enable Switch (SW2) (Cont’d)
SW2 Position
DAI Pin
Peripheral
Peripheral Net
Switch Setting
(Default)