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LMX9820SBX Datasheet

  • LMX9820SBX

  • Bluetooth Serial Port Module

  • 40頁

  • NSC

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LMX9820 Bluetooth鈩?Serial Port Module
June 2004
LMX9820
Bluetooth鈩?Serial Port Module
The firmware supplied within this device offers a complete
Bluetooth (v1.1) stack including profiles and command
廬
The National Semiconductor LMX9820 Bluetooth鈩?Serial interface. This firmware features point-to-point and point-
Port module is a highly integrated radio, baseband control- to-multipoint link management supporting data rates up to
ler and memory device implemented on an LTCC (Low the theoretical maximum over RFComm of 704 kbps. The
Temperature Co-fired Ceramic) substrate. All hardware internal memory supports up to three active Bluetooth
and firmware is included to provide a complete solution links.
from antenna through the complete lower and upper layers
of the Bluetooth stack, up to the application including the
1.1 APPLICATIONS
Generic Access Profile (GAP), the Service Discovery Appli-
cation Profile (SDAP), and the Serial Port Profile (SPP).
鈻?/div>
Personal Digital Assistants
The module includes a configurable service database to
鈻?/div>
POS Terminals
fulfil service requests for additional profiles on the host.
The LMX9820 features a small form factor (10.1 x 14.0 x
鈻?/div>
Data Logging Systems
1.9 mm) design; thus, solving many of the challenges
associated with system integration. Moreover, the
LMX9820 is pre-qualified as a Bluetooth Integrated Com-
ponent. Conformance testing through the Bluetooth qualifi-
cation program enables a short time to market after system
integration by insuring a high probability of compliance and
interoperability.
Based on National鈥檚 CompactRISC
鈩?/div>
16-bit processor
architecture and Digital Smart Radio technology, the
LMX9820 is optimized to handle the data and link manage-
ment processing requirements of a Bluetooth node.
1.0 General Description
2.0 Functional Block Diagram
LINK
MGMNT
PROCESSOR
(LMP)
FIRMWARE
(INCLUDES
PROFILES AND
COMMAND
INTERFACE)
UART
UART_RX
UART_TX
UART_RTS#
UART_CTS#
IOVCC
TX_SWITCH_P
ENV0
ENV1
LSTAT_0
LSTAT_1
HOST_WU
RESET_B#
RESET_5100#
ANTENNA
LNA
TR
SW
PA
DIGITAL
SMART
RADIO
BASEBAND
CONTROLLER
COMPACTRISC鈩?/div>
CORE
AUX
PORTS
SYNTHESIZER
FLASH
RAM
JTAG
INTERFACE
SELECT
ISEL1
ISEL2
VOLTAGE
REGULATORS
ANALOG
DIGITAL
VDD_ANA_OUT
VDD_DIG_OUT
VDD_DIG_PWR_D#
CRYSTAL/OSCILLATOR
CompactRISC is a trademark of National Semiconductor Corporation.
Bluetooth is a trademark of Bluetooth SIG, Inc. and is used under license by National Semiconductor.
VCC
DIG_GND[1:2]
漏
2004 National Semiconductor Corporation
www.national.com

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