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BT800 Hardware Integration Guide

Version 0.2

Americas: +1-800-492-2320 Option 2
Europe: +44-1628-858-940
Hong Kong: +852-2923-0610
www.lairdtech.com/bluetooth

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CONN-GUIDE-BT800_v0_2

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Summary of Contents for BT800 series

Page 1: ...luetooth v4 0 Dual Mode USB HCI Module Hardware Integration Guide HIG Version 0 2 BT800 Series Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com bluetooth ...

Page 2: ... 2 Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com bluetooth 2 CONN GUIDE BT800_v0_2 REVISION HISTORY Revision Date Changes Version 0 1 7 8 2013 Preliminary Version 0 2 10 07 13 Initial KP only ...

Page 3: ... 4 GCI Interface 17 9 5 Slots and Sample Formats 17 9 6 PCM Timing Information 18 9 7 PCM Slave Timing 20 9 8 PCM Slave Mode Timing Parameters 20 9 9 PCM_CLK and PCM_SYNC Generation 22 9 10 PCM Configuration 22 9 11 Digital Audio Interface I S 22 9 12 10 Power Control and Regulation 25 USB Linear Regulator 25 10 1 High voltage Linear Regulator 25 10 2 Low voltage VDD_DIG Linear Regulator 26 10 3 L...

Page 4: ...urope 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com bluetooth 4 CONN GUIDE BT800_v0_2 16 European Union Regulatory 38 17 EU Declarations of Conformity 38 BT800 BT810 BT820 38 17 1 18 Ordering Information 39 General Comments 39 18 1 19 Bluetooth SIG Approvals 40 TBC 40 ...

Page 5: ... flexibility in systems integration the modules are designed to support a full speed USB interface plus GPIO and additionally I2S and PCM audio interfaces These modules present an HCI interface and have native support for Windows and Linux Bluetooth software stacks All BT800 series devices are fully qualified as Bluetooth Controller Subsystem products This also allows designers to integrate their ...

Page 6: ...ericas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com bluetooth 6 CONN GUIDE BT800_v0_2 64 k EEPROM support for HID Proxy mode Bluetooth Controller subsystem FCC IC CE and MIC approvals 3 MODULE PICTURE TBA ...

Page 7: ...rovides SPI PCM and USB interfaces Up to 4 general purpose I Os are available for general usage such as Wi Fi coexistence or general indicators Antenna 4 2 Antenna is a ceramic monopole chip antenna Band Pass Filter 4 3 The band pass filter filters the out of band emissions from the transmitter to meet the specific regulations for type approvals of various countries EEPROM 4 4 There are 64 k bits ...

Page 8: ...s HCI Host Controller Interface over USB HID Proxy Mode Human Interface Device EEPROM 2 wire 64K bits Coexistence 802 11 Wi Fi 3 wire CSR schemes supported Unity 3 Unity 3e and Unity Supply Voltage Supply 5V 10 Note 1 Power Consumption Current Idle sleep TBC mA Connectable Discoverable TBC mA Antenna Option Internal Multilayer ceramic antenna with up to 41 efficiency Physical Dimensions 8 5 x 13 x...

Page 9: ...nal VDD_HOST 6 GND GND Ground 7 VREG_IN_USB Power supply Analogue regulator input Input to USB regulator Connect to external USB bus supply e g USB_VBUS 8 VREG_EN_RST Input with strong internal pull down VDD_PADS Take high to enable internal regulators Also acts as active low reset Maximum voltage is VDD_PADS Note USB regulator is always enabled and not controlled by this pin 9 VREG_IN_HV Analogue...

Page 10: ...IN SPI_MOSI PIO21 Input tri state with weak internal pull down VDD_PADS PCM synchronous data input SPI data input Programmable input output line 22 PCM_OUT SPI_MISO PIO22 Output tri state with weak internal pull down VDD_PADS PCM synchronous data output SPI data output Programmable input output line 23 PIO0 WLAN_ACTIVE Bidirectional tri state with weak internal pull down VDD_PADS Programmable inpu...

Page 11: ...ting temperature 40 85 C VREG_IN_USB 4 5 5 5 V VREG_IN_HV 3 1 3 6 V VDD_HOST 3 1 3 6 V VDD_PADS 1 7 3 6 V Table 3 USB Linear Regulator Rating Min Typ Max Unit Input voltage VREG_IN_USB 4 5 5 0 5 5 V Output voltage VREG_IN_HV 3 2 3 3 3 4 V Output current 150 mA Table 4 High voltage Linear Regulator Normal Operation Min Typ Max Unit Input voltage VREG_IN_HV 3 1 3 3 3 6 V Output voltage VREG_OUT_HV 1...

Page 12: ... 0 4 V VIH input logic level high 0 7 x VDD VDD 0 4 V Output Voltage VOL output logic level low IOL 4 0mA 0 4 V VOH output logic level high IOL 4 0mA 0 75 x VDD V Input and Tristate Currents Strong pull up 150 40 10 µA Strong pull down 10 40 150 µA Weak pull up 5 1 0 0 33 µA Weak pull down 0 33 1 0 5 0 µA CI input capacitance 1 0 5 0 pF Table 6 Current Consumption Normal Operation Peak 8 dBm AVG U...

Page 13: ... 1 5 dB RF power variation over supply voltage range 0 2 dB RF power variation over BT band 2 dB RF power control range 21 8 dBm 20 dB band width for modulated carrier 1000 kHz ACP F F0 2MHz 20 F F0 3MHz 40 F F0 3MHz 40 Drift rate 10 25 kHz ΔF1avg 165 140 175 kHz ΔF1max 168 140 175 kHz ΔF2avg ΔF1avg 0 9 0 8 Table 8 BDR and EDR receiver sensitivity RF Characteristics VDD 3 3V room temp Packet type ...

Page 14: ...SB Interface 9 3 BT800 has a full speed 12 Mbps USB interface for communicating with other compatible digital devices The USB interface on BT800 acts as a USB peripheral responding to requests from a master host controller BT800 supports the Universal Serial Bus Specification Revision v2 0 USB v2 0 Specification and USB Battery Charging Specification available from http www usb org For more inform...

Page 15: ...eption of PCM data A bidirectional digital audio interface that routes directly into the baseband layer of the firmware It does not pass through the HCI protocol layer Hardware on BT800for sending data to and from a SCO connection Up to 3 SCO connections on the PCM interface at any one time PCM interface master generating PCM_SYNC and PCM_CLK PCM interface slave accepting externally generated PCM_...

Page 16: ...SYNC indicates the start of the PCM word When BT800 is configured as PCM master generating PCM_SYNC and PCM_CLK then PCM_SYNC is 8 bits long When BT800 is configured as PCM Slave PCM_SYNC is from 1 cycle PCM_CLK to half the PCM_SYNC rate BT800 samples PCM_IN on the falling edge of PCM_CLK and transmits PCM_OUT on the rising edge PCM_OUT is configurable as high impedance on the falling edge of PCM_...

Page 17: ...tiple slots Up to 3 SCO connections are carried over any of the first 4 slots Figure 6 Multi slot Operation with 2 Slots and 8 bit Companded Samples GCI Interface 9 5 BT800 is compatible with the GCI a standard synchronous 2B D ISDN timing interface The two 64 kbps B channels are accessed when this mode is configured Figure 7 Multi slot Operation The start of frame is indicated by the rising edge ...

Page 18: ...sion padded with zeros or a programmable 3 bit audio attenuation compatible with some codecs Figure 8 16 bit Slot Length and Sample Formats PCM Timing Information 9 7 Table 9 PCM Timing information Symbol Parameter Min Typ Max Unit fmclk PCM_CLK frequency 4MHz DDS generation Frequency selection is programmable 128 kHz 256 512 48MHz DDS generation Frequency selection is programmable 2 9 kHz PCM_SYN...

Page 19: ...tion 20 ns 48MHz DDS generation 40 83 ns a Assumes normal system clock operation Figures vary during low power modes when system clock speeds are reduced Table 10 PCM Master Mode Timing Parameters Symbol Parameter Min Typ Max Unit tdmclkhsyncl Delay time from PCM_CLK high to PCM_SYNC low 4MHz DDS generation 20 ns 48MHz DDS generation 40 83 ns tdmclklpoutz Delay time from PCM_CLK low to PCM_OUT hig...

Page 20: ...mode 128 4096 kHz tsclkl PCM_CLK low time 200 ns tsclkh PCM_CLK high time 200 ns PCM Slave Mode Timing Parameters 9 9 Symbol Parameter Min Ty p Max Unit thsclksync h Hold time from PCM_CLK low to PCM_SYNC high 2 ns tsusclksyn ch Set up time for PCM_SYNC high to PCM_CLK low 20 ns tdpout Delay time from PCM_SYNC or PCM_CLK whichever is later to valid PCM_OUT data long frame sync only 15 ns tdsclkhpo...

Page 21: ...28 858 940 Hong Kong 852 2923 0610 www lairdtech com bluetooth 21 CONN GUIDE BT800_v0_2 tsupinsclkl Set up time for PCM_IN valid to CLK low 20 ns thpinsclkl Hold time for PCM_CLK low to PCM_IN invalid 2 ns Figure 11 PCM Slave Timing Long Frame Sync Figure 12 PCM Slave Timing Short Frame Sync ...

Page 22: ... 48MHz Clock Set the frequency of PCM_SYNC relative to PCM_CLK using Equation 9 2 Equation 9 2 PCM_SYNC Frequency Relative to PCM_CLK CNT_RATE CNT_LIMIT and SYNC_LIMIT are set using PSKEY_PCM_LOW_JITTER_CONFIG As an example to generate PCM_CLK at 512kHz with PCM_SYNC at 8kHz set SKEY_PCM_LOW_JITTER_CONFIG to 0x08080177 PCM Configuration 9 11 Configure the PCM by using PSKEY_PCM_CONFIG32 and PSKEY_...

Page 23: ...ation and the PS Key file Figure 13 PCM Configuration The internal representation of audio samples within BT800is 16 bit and data on SD_OUT is limited to 16 bit per channel Table 12 Digital Audio Interface Slave Timing Symbol Parameter Min Typ Max Unit SCK Frequency 6 2 MHz WS Frequency 96 kHz tch SCK high time 80 ns tcl SCK low time 80 ns Table 13 I S Slave Mode Timing Symbol Parameter Min Typ Ma...

Page 24: ...SD_IN invalid hold time 2 5 ns Figure 14 Digital Audio Interface Slave Timing Table 14 Digital Audio Interface Master Timing Symbol Parameter Min Typ Max Unit SCK Frequency 6 2 MHz WS Frequency 96 kHz Table 15 I S Master Mode Timing Parameters WS and SCK as Outputs Symbol Parameter Min Typ Max Unit tspd SCK low to WS valid delay time 39 27 ns topd SCK low to SD_OUT valid delay time 18 44 ns tisu S...

Page 25: ...ator 10 1 The integrated USB LDO linear regulator is available as a 3 30V supply rail and is intended to supply the USB interface and the high voltage linear regulator The input voltage range is between 4 25V and 5 75V The maximum current from this regulator is 150mA of which 50mA is available for external use for example EEPROM LED Externally decouple the output of this regulator using a low ESR ...

Page 26: ... 1 70V and 1 95V Externally decouple the output of this regulator using a low ESR MLC capacitor of a minimum 470nF to the VDD_AUX pin Take VREG_EN_RST high to enable this regulator Software controls the output voltage Voltage Regulator Enable and Reset 10 6 A single pin VREG_EN_RST controls both the regulator enables and the digital reset function All the regulators are enabled except the USB line...

Page 27: ...00 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com bluetooth 27 CONN GUIDE BT800_v0_2 11 ANTENNA PERFORMANCE The following diagrams illustrate antenna performance Figure 16 BT800 Gain Table Figure 17 Network Analyzer output ...

Page 28: ...BT800 Hardware Integration Guide Version 0 2 Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com bluetooth 28 CONN GUIDE BT800_v0_2 ...

Page 29: ...tion Guide Version 0 2 Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com bluetooth 29 CONN GUIDE BT800_v0_2 12 MECHANICAL DIMENSIONS AND LAND PATTERN Note Dimensions are in mm ...

Page 30: ...CB preferably in the corner with the antenna facing the corner A different host PCB thickness dielectric will have small effect on antenna Figure 18 Recommend Antenna keep out area in White used on the BT800 13 1 1 Antenna keep out and Proximity to Metal or Plastic Checklist for metal plastic enclosure Minimum safe distance for metals without seriously compromising the antenna tuning is 40mm top b...

Page 31: ...y USB bus power 5V 10 directly to the Pin 7 VREG_IN_USB and pull high on Pin 8 VREG_EN_RST to turn on the internal regulator The BT800 module will generate 3 3V 1 8V output on Pin 9 VREG_IN_HV Pin 10 VREG_OUT_HV that can supply to the other DC pin of the board Using DC power 3 3V Leave the Pin 7 VREG_IN_USB no connection power the on Pin 9 VREG_IN_HV with 3 3V and pull high on Pin 8 VREG_EN_RST to...

Page 32: ...rcial and industrial applications They are easy to manufacture and conform to current automated manufacturing processes Shipping tray 14 2 Modules are shipped in ESD Electrostatic Discharge safe trays that can be loaded into most manufacturers pick and place machines Layouts of the trays are provided in Figure 20 Shipping tray layout Reflow Parameters 14 3 Laird Technologies surface mount modules ...

Page 33: ...temperatures Specification Value Unit Temperature Inc Dec Rate max 1 3 C Sec Temperature Decrease rate goal 2 4 C Sec Soak Temp Increase rate goal 5 1 C Sec Flux Soak Period Min 70 Sec Flux Soak Period Max 120 Sec Flux Soak Temp Min 150 C Flux Soak Temp max 190 C Time Above Liquidous max 70 Sec Time Above Liquidous min 50 Sec Time In Target Reflow Range goal 30 Sec Time At Absolute Peak max 5 Sec ...

Page 34: ...ide Requirements The BT800 complies with FCC Part 15 Rules for a Modular Approval To leverage Laird s grant the conditions below must be met for the host device into which the BT800 is integrated The antenna is installed with 20 cm maintained between the antenna and users 1 The transmitter module is not co located with any other transmitter or antenna that is capable 2 of simultaneous operation As...

Page 35: ... there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one of the following measures Reorient or relocate the receiving antenna 1 Increase the separation between the ...

Page 36: ...ct can be kept as far as possible from the user body or set the device to lower output power if such function is available Déclaration d exposition aux radiations Le produit est conforme aux limites d exposition pour les appareils portables RF pour les Etats Unis et le Canada établies pour un environnement non contrôlé Le produit est sûr pour un fonctionnement tel que dé crit dans ce manuel La réd...

Page 37: ...radio interference to other users the antenna type and its gain should be so chosen that the equivalent isotropically radiated power e i r p is not more than that necessary for successful communication Conformé ment à la réglementation d Industrie Canada le présent émetteur radio peut fonctionner avec une antenne d un type et d un gain maximal ou inférieur approuvé pour l émetteur par Industrie Ca...

Page 38: ...ssment Annex IV Reference standards used for presumption of conformity Article Number Requirement Reference standard s 3 1a Health and Safety EN60950 1 2006 A11 2009 A1 2010 A12 2011 3 1b Protection requirements with respect to electromagnetic compatibility EN 301 489 1 V1 9 2 2011 09 EN 301 489 17 V2 2 1 2012 09 Emissions EN55022 2006 A1 2007 Class B Immunity EN61000 4 2 2009 EN61000 4 3 2006 A1 ...

Page 39: ...ORDERING INFORMATION Part Number Description BT800 BTv4 0 Dual Mode USB HCI Module BT810 BTv4 0 Dual Mode USB HCI Module BlueGiga BT111 footprint BT820 BTv4 0 Dual Mode USB Dongle BT800 ST BTv4 0 Dual Mode USB HCI Module External Antenna variant General Comments 18 1 This is a preliminary datasheet Please check with Laird for the latest information before commencing a design If in doubt ask ...

Page 40: ...is strictly prohibited All brands and product names in this publication are registered trademarks or trademarks of their respective holders This material is preliminary Information furnished by Laird Technologies in this specification is believed to be accurate Devices sold by Laird Technologies are covered by the warranty and patent indemnification provisions appearing in its Terms of Sale only L...

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