CSR101x Hardware Design Guidelines July 2016 CSR101x is a product of Qualcomm Technologies International, Ltd Agenda Hardware design * Hardware design guidelines * Bringing up the new board Production line test Bluetooth qualification process 2 Hardware design guidelines CSR101x Example Schematic SMPS Components Wake Pin EEPROM Debug SPI Single RF Output and Filter 16M/32kHz Crystal CSR101x is a product of Qualcomm Technologies International, Ltd 4 SMPS and DIG_LDO The selection of the power supply components is critical to getting optimal efficiency out of the switch mode power supply and in maximising battery life. 5 CSR1010 (4V3) SMPS Layout Routing C7 and C8 need an individual ground via separate from other grounds on top-layer (component side) C19 and C9 near VDD_REG_IN CSR101x is a product of Qualcomm Technologies International, Ltd 6 SPI_PIO#_SEL Insert a 47k pull-down resistor on SPI_PIO#_SEL if PIO is selected. Please don't leave the port open even in PIO mode Add the VCC on SPI_PIO#_SEL to enable debug SPI mode on PIO[5..8] 7 Crystal circuit The values of 16MHz XTAL tank capacitors are in the ratio 2:1 (recommended 15pF:6.8pF). Have the smaller capacitor on XTAL_IN 8 CSR101x simple RF filter A simple RF filter (a 0.5pF) is good enough to pass FCC, ETSI and TELEC CSR1011 Demo-Board TX Spurious Emissions (dBm) DUT1 DUT2 DUT3 0R 0R+0.5pF 0R 0R+0.5pF 0R 0R+0.5pF 0R 0R+0.5pF 2nd Harmonic -40.95 -47.03 -38.68 -43.46 -37.06 -50.19 -39.45 -48.26 3nd Harmonic -45.41 -49.33 -55.94 -51.34 -50.81 -54.64 -51.6 -55.49 CSR101x is a product of Qualcomm Technologies International, Ltd 9 CSR101x ground Need to add the ground pin in the schematic and assign to CSR101x central ground pad in the layout CSR1010 and CSR1012 require at least 9 vias on the central ground pad CSR1011 requires at least 25 vias on the central ground pad Failure to do so can cause significant RF performance degradation CSR101x is a product of Qualcomm Technologies International, Ltd 10 WAKE pin The CSR101x does not have an internal pull-up or pull-down resistor on the WAKE pin therefore an external resistor should be used Hardware detects WAKE level change only WAKE pin mode is configurable with the Power Management API High Level Low Level Falling Edge Rising Edge State changes here CSR101x is a product of Qualcomm Technologies International, Ltd 11 EEPROM or SPI Flash circuit Figure a: Example of an I2C Interface EEPROM Connection Default PIO[3] is SPI Flash_DIN Default PIO[4] is SPI Flash _CS Figure b: Example of an SPI Interface Flash Connection 12 Hardware Review CSR Support account required - acquired with project registration or activation There is a review template for each component Regularly updated to add additional test cases Comprehensive step-by-step schematic and layout guidelines Recommended reading before embarking on a new schematic/layout design When QTIL provide design reviews, they are usually in the form of a completed review template 13 CSR101x Hardware Review Template CSR Support account required - acquired with project registration or activation All of the QTIL reference and example designs can be found on *CSR Support in the Qualcomm(R) uEnergyTM technology section under Hardware. *Access to CSR Support is based on development kit registration and account verification. The Hardware Review Template is used internally by QTIL to verify that components and layouts have been implemented according to CSR's recommendations. Qualcomm uEnergy and CSR1000 are products of Qualcomm Technologies International, Ltd 14 Bringing up a new board Bringing up a new board Checking the power domain 1. VBAT :4.4V~1.8V 2. VDD_REG_IN: 1.35V~0.8V 3. VDD_CORE:1.2V~0.65V 1 4. PIO2: Based on PADS 2 3 4 16 Power Domain If VDD_CORE and PIO2 don't show the correct voltage, check that the 32.768KHz clock is running 17 Check the Crystal Frequency Check 16MHz and 32.768KHz clocks 18 Debug SPI interface Check SPI_PIO#_SEL state and pull high to enable debug SPI mode on PIO[5-8] Pull high for debug SPI mode. 19 Production Line Test Qualcomm(R) EnergyTM Boards Development Boards USB-SPI Interface Board * CSR1011 * Included with the development kits * Also available separately * * DB-CSR1011-10139-1A DK-CSR1011-10138-1A (kit) * Part number: DK-CSR1000-10086-1A * CSR1010 * * DB-CSR1010-10137-1A DK-CSR1010-10136-1A (kit) CSR101x is a product of Qualcomm Technologies International, Ltd 21 Qualcomm(R) EnergyTM Starter Development kit CSR1010 CSR1012 CSR1011 DK-CSR1010-10169-1A CSR1010, CSR1011, CSR1012, CSR1013 and CSRB31010 are products of Qualcomm Technologies International, Ltd 22 Gang Programmer Supports up to 16 devices simultaneously Supports Flash devices using TestFlash DLL Supports EEPROM configuration using TestE2 DLL Increases throughput for production Host PC 23 USB USB USB USB USB USB USB USB SPI SPI SPI SPI SPI SPI SPI Host PC SPI Multi-way USB using USB hub USB USB Hub 24 Low cost programmer board Development Board * Part Number: DK-USB-SPI-10225-1A * Price: USD $15 * Description: USB to Debug SPI * Available now via all QTIL distributors 25 Low cost programmer board Board Detail Mounting hole 3.3mm Debug SPI Header * Board size: 35mm x 28mm * Debug SPI header * connector type: 7-way 0.1" pitch header * Mounting holes 3.3mm hole with 22mm centre * LEDs for SPI activity, Power and Error USB Mini status indication 22mm from centre * Board H13516V1 * USB Mini LEDs SPI and Error status indicator Mounting hole 3.3mm LED Power 26 Qualcomm(R) EnergyTM Test Tool Choose the correct "PTest firmware" CsKeys affect the RF testing result Note: Energy PTest firmware is released as part of the Energy Tools, and is downloaded to RAM on the CSR101x ICs to enable RF and other hardware test modes CSR101x is a product of Qualcomm Technologies International, Ltd 27 Qualcomm(R) EnergyTM Test Application Tool Application for testing of the board Various test functions available * * * * * RF functions PIO Get/Set AIO Get/Set LED Set UART Loopback "Reconnect" will show connection dialog then stop and reset chip after connection parameters selected "Cold Reset" will re-load same firmware and configuration as before without showing connection dialog 28 Crystal Trim Trimming the crystal is an important part of the configuration of CSR101x design. A board with incorrect crystal trim value may suffer from poor RF performance (range, carrier frequency drift, sensitivity) that will affect the overall operation of the device CLOAD1 and CLOAD2 in combination with CTRIM and any parasitic capacitance provide the load capacitance required by the crystal CSR101x is a product of Qualcomm Technologies International, Ltd 29 RF Test Environment Direct Test Mode is used to control the Device Under Test (DUT) and provides a report back to the Tester Direct Test Mode shall be set up using one of two alternate methods: * * over HCI, or through a 2-wire UART interface 30 Direct test mode The unit under test needs the direct test mode firmware to be loaded into it or for the same API calls to be built into the customer application To use a direct test, UART TX/RX test points are required on the PCB An example Direct Test Mode application project is available as an example app within the SDK Use DC power supply instead of battery during the tests 31 QTILTester Interface Debug SPI could be also used for RF testing - for designs that lack spare PIOs or test points for UART interface Use power supply instead of battery during the tests 32 Qualification for Bluetooth 4.1 Qualification for Bluetooth 4.1 Bluetooth 4.1 improves usability for consumers, empowers innovation for product developers and extends the technology's foundation as an essential link for the Internet of Things The qualification process remains the same for all Bluetooth specifications Core Specification versions 2.0+EDR, 2.1+EDR, 3.0+HS and 4.0 are still available for use and qualification 34 Qualification for Bluetooth 4.1 SIG RF LE Test Cases NOC Test Case/Parameter Temperature Power Supply * Normal Operating Condition TRM-LE/CA/01/C (Output power at NOC ) Nominal Nominal TRM-LE/CA/02/C (Output power at EOC ) Max/Min Max/Min TRM-LE/CA/03/C (In-band emissions at NOC) Nominal Nominal TRM-LE/CA/04/C (In-band emissions at EOC) Max/Min Max/Min TRM-LE/CA/05/C (Modulation characteristics) Nominal Nominal TRM-LE/CA/06/C (Carrier frequency offset and drift at NOC) Nominal Nominal Note: TRM-LE/CA/07/C (Carrier frequency offset and drift at EOC) Max/Min Max/Min RCV-LE/.CA/01/C (receiver sensitivity at NOC) Nominal Nominal Test cases in red require complex or expensive resources and are often omitted for pre-production line testing RCV-LE/.CA/02/C (receiver sensitivity at EOC) Max/Min Max/Min RCV-LE/CA/0A/C (C/I- and selectivity performance) Nominal Nominal RCV-LE/CA/04/C (Blocking performance) Nominal Nominal RCV-LE/CA/05/C (Intermodulation performance) Nominal Nominal RCV-LE/CA/06/C (Maximum input signal level) Nominal Nominal RCV-LE/CA/07/C (PER Report Integrity) Nominal Nominal EOC * Extreme Operating Condition 35 New listing process from February 2014 Discontinuing the QDID fee Listing fee - US $8000 or US $4000 depending on membership level * Prices correct as at end of 2015; subject to change without prior notice * https://www.bluetooth.com/develop-with-bluetooth/qualification-listing/qualification-listing-fees Issuing a Declaration ID as your proof of purchase * The Declaration ID is a unique identification number assigned to a listing and used as a reference for the member's Declaration of Compliance Simple Listing Process * * * * Create Qualification Project (new designs) Pay listing fee Reference a qualified design (QDID) List associated product(s) * 36 The streamlined qualification and listing process 37 Thank you Follow us on: For more information, visit us at: www.qualcomm.com & www.qualcomm.com/blog Nothing in these materials is an offer to sell any of the components or devices referenced herein. (c)2016 Qualcomm Technologies, Inc. and/or its affiliated companies. All Rights Reserved. Qualcomm is a trademark of Qualcomm Incorporated, registered in the United States and other countries. Other products and brand names may be trademarks or registered trademarks of their respective owners. References in this presentation to "Qualcomm" may mean Qualcomm Incorporated, Qualcomm Technologies, Inc., and/or other subsidiaries or business units within the Qualcomm corporate structure, as applicable. Qualcomm Incorporated includes Qualcomm's licensing business, QTL, and the vast majority of its patent portfolio. Qualcomm Technologies, Inc., a wholly-owned subsidiary of Qualcomm Incorporated, operates, along with its subsidiaries, substantially all of Qualcomm's engineering, research and development functions, and substantially all of its product and services businesses, including its semiconductor business, QCT.