ADSP-21479 EZ-Board Evaluation System Manual
1-23
Using The ADSP-21479 EZ-Board
Example programs are included in the EZ-Board installation directory to
demonstrate UART and RS-232 operations.
For more information about the UART interface, refer to the
ADSP-214xx SHARC Processor Hardware Reference
.
LEDs and Push Buttons
The EZ-Board has eight general-purpose user LEDs connected directly to
the processor, one EZ-Board power LED, and one board reset LED. The
EZ-board also has five push buttons: four general-purpose push buttons
connected directly to the processor and one push button for a board reset.
summarizes LED connections to the processor. To use the
LEDs connected to DAI or DPI, configure the respective registers of the
processor. For more information, refer to the
ADSP-214xx SHARC Proces-
sor Hardware Reference
.
Two general-purpose push buttons are attached to the flag pins of the pro-
cessor, while the other two are attached to the DAI pins. All of the push
buttons and LEDs are connected to the processor through DIP switches.
Table 1-3. LED Connections
LED Reference Designator
Processor Pin
Connected via Switch
LED1
DPI_P6
SW3.6
LED2
DPI_P13
SW14.5
LED3
DPI_P14
SW14.6
LED4
DAI_P3
SW1.3
LED5
DAI_P4
SW1.4
LED6
DAI_P15
SW2.7
LED7
DAI_P16
SW2.8
LED8
DAI_P17
SW7.1