National Semiconductor LMX9820A User Manual

LMX9820ADEV:
LMX9820A Simply Blue Mod-
ule Kit User's Guide
Scope
The Simply Blue module kit (LMX9820ADEV) is for evalua-
tion and demonstration of the National Semiconductor
LMX9820A Simply Blue Serial Port module. This user's
guide provides platform setup procedures and configura-
tion options for the Simply Blue module kit.

General Description

The Simply Blue module kit contains two boards:
■
Texas Motherboard Rev. 2
— Serial connector and RS-232 interface circuitry
— JTAG connector and interface circuitry
— Audio Codec interface for Sedona Board
— Three power regulators
— Power and link status LED indicators
LMX9820A Simply Blue Module Kit
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© 2003 National Semiconductor Corporation
National Semiconductor
User's Guide
December 2004
Revision 0.2
— USB connector and interface circuitry (not used for
®
LMX9820A)
— Test points of baseband and radio signals
— 50-pin connector (to Austin Daughterboard)
■
Austin Daughterboard Rev. 1
— LMX9820A serial port module
— On-board 12 MHz crystal
— On-board 32.768 kHz crystal for low power modes
— Internal use only test points of module signals
— SMA connectors for antenna and clock
— 50-pin connector (to Texas motherboard)
■
Sedona Audio Codec Daughterboard Rev. R1B
— 2 OKI Codecs, default operation
— 2 Motorola Codecs, supported
— 1 Speaker connection
— 2 Mic connections, only 1 used
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