Datasheet

ADSP-BF609 EZ-KIT Lite Evaluation System Manual 2-17
ADSP-BF609 EZ-KIT Lite Hardware Reference
Push Buttons and Switches
This section describes operation of the push buttons and switches. The
push button and switch locations are shown in Figure 2-6.
Table 2-10. Output Signals of Microchip GPIO Expander (U47 Port B)
Bit Signal Name Description FET Processor Signal
(if applicable)
Component
Connected
Default
0
~PD3_SPI0MOSI_EI3_EN Connects processor sig-
nal to EI3 connectors,
disabled by default
U56 PD03/SPI0_MOSI EI3 High
1
~PD4_SPI0CK_EI3_EN Connects processor sig-
nal to EI3 connectors,
disabled by default
U58 PD04/SPI0_CLK EI3 High
Figure 2-6. Push Button and Switch Locations