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APRIL 2005 Revision 1.0
LMX9820A Bluetooth Serial Port Module
LMX9820A Bluetooth® Serial Port Module
1.0 General Description
The National Semiconductor LMX9820A Bluetooth Serial Port module is a highly integrated radio, baseband controller, and memory device implemented on an FR4 substrate. All hardware and firmware is included to provide a complete solution from antenna from the complete lower and upper layers of the Bluetooth stack, up to the application support layers including the Generic Access Profile (GAP), the Service Discovery Application Profile (SDAP), and the Serial Port Profile (SPP). The module includes a configurable service database to fulfill service requests for additional profiles on the host. The LMX9820A features a small form factor (10.1 x 14.