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STLC2410B

BLUETOOTH® BASEBAND

STMicroelectronics 

STLC2410B

5 FUNCTIONAL DESCRIPTION

5.1 Baseband

5.1.1 Overview

The baseband is fully compliant with the Bluetooth® specification 1.1, including:

– 7 slaves support.

– Asynchronous Connection-Less (ACL) link support giving data rates up to 721kb per second.

– Synchronous Connection-Oriented (SCO) link with support for 1 voice channel over the air interface.

– HW support for all packet types:

– ACL: DM1, 3, 5 and DH1, 3, 5.

– SCO: HV1, 2, 3, and DV1.

– Support for three PCM channels in the PCM interface.

– Architecture gives ultra-low power consumption.

– Ciphering support for up to 128-bit, configurable by software.

– Receiver Signal Strenght Indication (RSSI) support for power-controlled links.

– Flexible voice formats to Host and over air (CVSD, PCM 16/8-bit, A-law, µ-law).

– High quality filtering of voice packets enabling excellent audio quality.

– Point-to-multipoint support.

– Scatternet support, communication between two simultaneously running piconets.

– Full Bluetooth® software stack available.

– Low level link controller.

– Specific external power amplifier (PA) control for class1 support.

– Extended wake-up and interrupt functionality for HID support.

5.1.2 Processor and memory

– ARM7TDMI.

– 64Kbyte of static RAM.

– 4Kbyte of metal programmable ROM

– Extension of the ARM Bus to handle external program FLASH or RAM or dedicated peripherals.

– Data bus in byte or half word format (8-bit or 16-bit).

– Address bus 20-bit wide to support 1 Mbyte within each bank.

– Direct Support for 3 external devices.

– Access to slow peripherals.

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