Purpose of This Manual
viii
Audio EI3 Extender Board Manual
The following is a list of the Audio EI3 Extender Board interfaces.
• 3.5 mm line input connector (
J4
)
• 3.5 mm line output connector (
J3
)
• 3.5 mm auxiliary input (
J5
)
• 3.5 mm headphone (
J2
)
• Two omnidirectional MEMs microphones (
U3
and
U4
)
Before using any of the interfaces, follow the setup procedure in
“Audio
EI3 Extender Board Setup” on page 1-3
.
Example programs are available to demonstrate capabilities of the Audio
EI3 Extender Board.
Purpose of This Manual
The Audio EI3 Extender Board Manual describes operation and configura-
tion of the extender board components. A schematic and a bill of materials
are provided as a reference guide for future processor board designs.
Intended Audience
The primary audience for this manual is a programmer who is familiar
with Analog Devices processors. This manual assumes that the audience
has a working knowledge of the appropriate processor architecture,
instruction set, and C/C++ programming languages.
Programmers who are unfamiliar with Analog Devices processors can use
this manual, but should supplement it with other texts that describe your
target architecture and hardware development tools.
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