DESCRIPTION
The STLC2415 from STMicroelectronics is a Bluetooth® baseband controller with integrated 4 Mbit flash memory. Together with a Bluetooth® Radio this product offers a compact and complete solution for short-range wireless connectivity. It incorporates all the lower layer functions of the Bluetooth® protocol.

FEATURES
■ Bluetooth® V1.1 specification compliant
■ SW compatible with STLC2410B-M28R400CT combination
■ 2 layer class 4 PCB compatible
■ Point-to-point, point-to-multi-point (up to 7 slaves) and scatternet capability
■ Asynchronous Connection Less (ACL) link support giving data rates up to 721 kbps
■ Synchronous Connection Oriented (SCO) link
■ Standard BlueRF bus interface
■ Clock support
   – System clock input: 13 MHz external clock
   – LPO clock input at 3.2 and 32 kHz or via the embedded 32 kHz crystal oscillator cell
■ ARM7TDMI 32-bit CPU
■ Memory organization
   – Integrated 4 Mbit flash
   – 64 KByte on-chip RAM
   – 4 KByte on-chip boot ROM
   – Hold-acknowledge bus arbitration support
■ HW support for all packet types
   – ACL: DM1, 3, 5 and DH1, 3, 5
   – SCO: HV1, 2, 3 and DV1
■ Communication interfaces
   – Serial Synchronous Interface
   – Two enhanced 16550 UARTs with 128 byte fifo depth
   – 12 Mbps USB interface
   – Fast master I2C bus interface
   – Multi slot PCM interface
   – 16 programmable GPIO
   – 2 external interrupts and various interrupt possibilities through other interfaces
■ Ciphering support for up to 128-bit key
■ Receiver Signal Strenght Indication (RSSI) support for power-controlled links
■ Separate control for external power amplifier (PA) for class1 power support.
■ Software support
   – Low level (up to HCI) stack or embedded stack with profiles
   – Support of UART and USB HCI transport layers.
■ Idle and power down modes
   – Ultra low power in idle mode
   – Low standby current

Applications Features
Typical applications in which the STLC2415 can be used are:
■ Cable replacement
■ Portable computers, PDA
■ Modems
■ Handheld data transfer devices
■ Cameras
■ Computer peripherals
■ Other type of devices that require the wireless communication provided by Bluetooth®