Instruction/ maintenance manual of the product LMX9820ADEV National Products
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© 2003 National Semiconductor Cor poration www .national.com LMX9820ADEV : LMX9820A Simply Blue Module Kit User’ s Guide Scope The Simply Blue module kit (LMX9820ADEV) is f or e valua- tion and demonstration of the Na tional Semiconductor ® LMX9820A Simply Blue Seri al P or t module .
www .national.com 2 (Confidential) Revision 0.2 LMX9820ADEV : LMX9820A Simpl y Blue Module Kit User’ s Guide T e xas Motherboard, Revision 2 A ustin Daughterboar d, Revision 1.
Revision 0.2 (Confidential) 3 www .national.com LMX9820ADEV : LMX9820A Simply Blue Module Kit User’ s Guide Sedona Daughterboar d, Revision 1 Speaker MIC.
www .national.com 4 (Confidential) Revision 0.2 LMX9820ADEV : LMX9820A Simpl y Blue Module Kit User’ s Guide 1.0 Kit Setup 1.1 KIT CONT ENTS The Simply Blue module kit (LMX982 0ADEV) contains the f .
Revision 0.2 (Confidential) 5 www .national.com LMX9820ADEV : LMX9820A Simply Blue Module Kit User’ s Guide Figure 1-1. PC - Simply Blue Module Connection Figure 1-2.
www .national.com 6 (Confidential) Revision 0.2 LMX9820ADEV : LMX9820A Simpl y Blue Module Kit User’ s Guide Figure 1-4. Simply Blue Shortcut.
Revision 0.2 (Confidential) 7 www .national.com LMX9820ADEV : LMX9820A Simply Blue Module Kit User’ s Guide 2.0 Board Components and Pin Assignments A summar y of the configuration and selection jumpers is provided in the tables that f ollow .
www .national.com 8 (Confidential) Revision 0.2 LMX9820ADEV : LMX9820A Simpl y Blue Module Kit User’ s Guide 2.1.1 Schmitt T rigger for POR (P ower On Reset) A Schmitt T r igger f or POR has been added to the T exas Motherboard to allow control of del a y between VCC/IO VCC and RESET#.
Revision 0.2 (Confidential) 9 www .national.com LMX9820ADEV : LMX9820A Simply Blue Module Kit User’ s Guide 2.1.7 J12 A udio Hea der (4x2) and J23 T est Point J12 provides access to the Adva nced Audio Interf ace (AAI) signals that connect an external codec.
www .national.com 10 (Confidential) Revision 0.2 LMX9820ADEV : LMX9820A Simpl y Blue Module Kit User’ s Guide 2.2 AUSTIN DAUGHTERBOAR D SUMMAR Y The Austin Re v . 1 Daughterboard is pop ulated with a 12 MH z cr ystal. Ref erence the schematic, BOM, and board f or more details.
Revision 0.2 (Confidential) 11 www .national.com LMX9820ADEV : LMX9820A Simply Blue Module Kit User’ s Guide 2.2.5 J3 SMA RF Signal Connector Connect antenna or test equipment to the SMA. Figure 2-3. J3 SMA Connection - Single TX/RX 2.2.6 J5 Optional External Clock An optional external clock can be used.
www .national.com 12 (Confidential) Revision 0.2 LMX9820ADEV : LMX9820A Simpl y Blue Module Kit User’ s Guide 2.3 SEDONA CODEC DAUGHTERBOARD SUMMARY The Sedona codec Rev . R1B Daugh terboard is populated with a 2 OKI codecs and 2 Motorola co des . Oki codec is the only suppor ted device .
LMX9820ADEV : LMX9820A Simply Blue Module Kit User’ s Guide National does not assume any responsibility for use of any circuitry desc ribed, no circuit patent licenses are implied and National reser ves the right at any time without notice to change said circui try and specifications.
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