Multimedia & Communications ATMEL Bluetooth * Background information on Bluetooth technology * ATMEL implementation of Bluetooth spec Multimedia & Communications WHAT IS BLUETOOTH? "Bluetooth", promoted initially by Ericsson, IBM, Intel, Nokia and Toshiba, is the code name for an open specification for short-range wireless connectivity. The technology allows users to make effortless, instant connections between a wide range of communication devices. Atmel is a Special Interest Group (SIG) member of Bluetooth. 2.4 GHz Bluetooth Bluetooth baseband radio controller Bluetooth Device host Multimedia & Communications Proposed Applications * * * * * * * * Telephones (cellular, cordless, other) Headsets Computers (Laptops, desktop, other) Computer peripherals (keyboard, mouse, other) LAN peripherals PDA's Digital cameras and ... the only limitation is your imagination Multimedia & Communications WHAT IS ATMEl DEVELOPING? *Atmel's development is done through close cooperation of between its Wireless & Microcontroller (responsible for the RF chip) and its Multimedia & Communications Product Groups (responsible for the Baseband chip) Together they do the module integration *A highly integrated module housed in a BGA package containing all ICs needed to perform the Bluetooth function *All firmware needed up to the HCI (host controller interface), with the ability to develop higher level protocol software upon customer request *A board reference design that contains the module, all required passives and the antenna to obtain Bluetooth compliance certification and FCC/EU approvals Multimedia & Communications ARM ATMEL'S AT76C551,2,3 MODULE 7TDMI PCMCIA External Memory Interface FLASH RF RF section section PLUTON CONTROLLER Internal RAM Tx Rx 3-wire bus RF chip control signals Bluetooth baseband USB UART VOICE CODEC Multimedia & Communications RF BLOCK DIAGRAM Single chip Few external components Supply voltage: 2.7 - 3.3 V IF Filter (SAW) 2.45 GHz Antenna Filter Switch RF Transceiver IF Tank T2901 Demod. Tank Package: TQFP 48 pins Control & Data Highly Integrated RF Transceiver ! Multimedia & Communications BLUETOOTH CONTROLLER * Single chip controller - ARM 7TDMI - 64K internal SRAM - Bluetooth Baseband low-level processing - Voice CODEC utilizing log PCM or CVSD (Continuous Variable Slope Delta) Coding * Offers following interfaces (available in prototype version): - PCMCIA (PC Card Standard-Feb.1995) AT76C551 - USB interface (USB standard version 1.1) AT76C552 - UART AT76C553 Multimedia & Communications 176 PINS IN PROTOTYPE VERSION 1 E D O M _ K L VCC 1 EXT_13_MHz 2 EXT_13_MHz_OUT GND EXT_OSC GND TC_ENABL 10 TC_TXON 11 TXPIN 12 TC_PUPLL 13 TC_PURXTX 14 TC_PUVCO 15 TC_I_CP_SW 16 TC_PUREG 17 TC_RXON 18 TC_LD 19 GND 20 CLK_RXPIN 21 VCC 22 RXPIN 23 RXMODE 24 RXF_PD 25 RXF_CLK 26 RXF_OE_ 27 RXF_D7 28 RXF_D6 29 RXF_D5 30 RXF_D4 31 RXF_D3 32 34 RXF_D1 35 1 0 7 7 1 1 7 6 1 6 6 1 5 6 1 4 3 2 6 6 6 1 1 1 9 6 1 8 6 1 O D T S I M D T T K C T 1 6 1 9 5 1 0 6 1 T S R T K L C _ B D N C C V 8 5 1 7 6 5 5 1 1 AT A T I A D K C G A D E P N IR IN G N N G E W R N N R W IO N 5 5 1 4 5 1 1 5 1 9 8 4 4 1 1 D _ B 3 5 1 2 5 1 0 5 1 D R 1E E IO C O N N N 7 4 1 6 4 1 E C W C N V D N G 0 D _ C P 5 4 1 3 4 1 2 1 0 4 4 4 1 1 1 4 4 1 1 2 3 D _ D _ D _ C C C P P P 9 3 1 4 D _ C P 5 D _ C P 6 D _ C P 7 D _ C P 8 3 1 7 3 1 6 3 1 5 4 3 3 3 3 1 1 1 D N G 0 A _ C P AT76C551 Bluetooth Controller 38 39 40 AGND 42 132 131 37 41 AVCC 2 7 1 D N G 36 VC_IN VC_OUT 1 L A T X 33 RXF_D2 AVCC 3 7 1 2 L A T X 7 VCC RSSI 4 7 1 5 7 1 C C V 6 9 AGND 6 7 1 T F L L R T C _ T S E T 5 TC_CLK VDDAC M _ C D S N O G N I P_ T T E K S S C E E E T R _ _ D L _ T N L C S G P P T 4 8 RXF_D0 E D O 3 TC_DATA GND 0 E D O M _ KL C C 43 44 5 4 6 4 7 4 8 4 9 4 0 1 5 5 O D A I D A D N G K L C A K L C B A C N Y S A 2 5 C IN C _ V K L C A 3 5 4 5 5 5 6 5 7 8 5 5 9 5 IN _ K L C B A IN _ C N Y S A 6 1 L F R S S C L F S C H E L T D F IR A E S R C W N N S C H R S S C 0 6 1 6 2 6 3 6 4 6 5 6 6 6 7 6 8 6 6 5 4 3 D D 7 H H H H N R H O D D D D D G W M M M M M N 9 6 0 7 1 7 2 3 7 7 4 7 5 7 6 7 7 7 8 7 9 0 1 7 8 8 1 0 7 6 5 4 3 2 1 0 D C 2 H H D D D D D D D D N C H V D D D M M M M M M M M G M M M 2 8 3 8 4 8 5 8 6 7 8 8 8 8 C C V 8 1 7 1 6 51 1 4 1 3 1 A A A A A A M M M M M M PC_A1 PC_A2 130 PC_A3 129 PC_A4 128 PC_A5 127 PC_A6 126 PC_A7 125 VCC 124 PC_A8 123 PC_A9 122 PC_A10 121 PC_A11 120 PC_A12 119 PC_A13 118 PC_A14 117 P_OR_UN 116 GND 115 DM 114 DP 113 VCC 112 U_CD_ 111 USART_RX 110 U_DSR_ 109 GND 108 U_CTS_ 107 U_RI_ 106 USART_TX 105 U_DTR_ 104 U_RTS_ 103 MA0 102 MA1 101 MA2 100 MA3 99 MA4 98 MA5 97 MA6 96 VCC 95 GND 94 MA7 93 MA8 92 MA9 91 MA10 90 MA11 89 MA12 Multimedia & Communications ARM PROCESSOR * Configures and controls Bluetooth Baseband and interface modules of controller * Allows implementation of high level protocols for Bluetooth and other supported interfaces * Allows implementation of bridging functions between Bluetooth air interface and USB, UART, PCMCIA Atmel offers a complete reference design including software/firmware up through HCI Multimedia & Communications ARCHITECTURE (BASEBAND) * Bluetooth packet type processing * Bluetooth slot delimitation * Two Frequency Hopping systems support * Radio interface implemented * Enryption Engine * Authentication empowered by hardware Multimedia & Communications ARCHITECTURE (INTERFACE) * Dedicated USB hardware * * * * - Six endpoints supported, each with double buffered FIFOs Dedicated full programmable UART hardware Supports multiple reference clock frequencies 13.0, 14.4, 16.8, 19.44 MHz All interfaces have 32-64 byte FIFOs for improved data buffering USB/PCMCIA have direct access to internal (external) SRAM for improved throughput Atmel offers a complete reference design including software/firmware up through HCI Multimedia & Communications ARCHITECTURE (VOICE CODEC) * Dedicated Voice CODEC hardware consisting of: - Digital Voice Codec interface, supporting short frame sync, long frame sync in master/slave mode - Voice CODEC which converts analog I/O to linear PCM and vice versa - Digital voice data coded by the CVSD (Continuous Variable Slope Delta) algorithm or as log-PCM * Configuration of CODEC hardware by ARM processor Atmel offers a complete reference design including software/firmware up through HCI Multimedia & Communications ATMEL'S ADVANTAGES AS BLUETOOTH PARTNER * Atmel offers a complete solution for Bluetooth including functional compliance and regulatory certification. This affords our customers a one-stop-shop * Atmel has a clear vision and product roadmap for a single chip solution. This roadmap includes both silicon process development and design infrastructure * Atmel's Bluetooth team combines high engineering expertise in RF design, digital design, NV Memory design, and firmware development working closely together with the goal of providing an optimum total solution for our customers Multimedia & Communications ATMEL'S ADVANTAGES AS YOUR BLUETOOTH PARTNER cont'd * Atmel's solution accepts multiple clock frequencies * Atmel owns its Flash process * Atmel has complete control of the manufacturing of ALL ICs in our solution, thus allowing our customers to assume low risk in terms of product schedules, production capacity, and price competitiveness Multimedia & Communications Development Kit * Developers Kit containing two boards with RF, access to all interfaces, software/firmware drivers up through HCI and manual. * Software drivers under Microsoft Windows initially with Linux ones to follow.