ADSP-BF707 EZ-KIT Lite Hardware Reference
Figure 2-5. Example of Mechanical Switch Equivalent to
Figure 2-4
SoftConfig on the ADSP-BF707 EZ-KIT LITE
Two Microchip MCP23017 GPIO expanders provide control for individ-
ual electronic switches. The TWI0 interface of the processor
communicates with the Microchip devices.There are individual switches
with default settings that enable basic board functionality.
Table 2-1
lists the ADSP-BF707 processor and EZ-KIT Lite interfaces
that are available by default. Note that only interfaces affected by software
switches are listed in
Table
2-1.
ADSP-BF707 EZ-KIT Lite Evaluation System Manual
2-7
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