Xtrinsic Sensing Overview

Transcription

1 Xtrinsic Sensing Overview FTF-CON-F0592 Johnson Gao Sensor and Solutions Division M A Y TM External Use

2 Inertial and Magnetic Sensor Solutions MAG bit ±10G, I²C 2x2mm MMA845x 14/12/10bit ±2/4/8g, I²C 3x3mm MMA bit ±2/4/8g, I²C 3x3mm MMA7660 6bit ±1.5g, I²C 3x3mm MMA6341 Ratiometric ±4/8g, Analog 3x5mm FXMS3110 Industrial version MAG bit SPI/I2C ±2/4/8g 3x3mm, 0.5p MMA865x 10/12bit ±2/4/8g, I²C 2x2x1mm, 0.4p MMA8491 FXLS bit, 1mg/LSB ±8g, I²C 3x3mm, 0.65p FXAS dps 4x4mm FXLN83xx Analog ±2/4/8/16g 3x3mm, 0.65p FXLN84xx 12/14bit SPI/I2C ±2/4/8/16g, 3x3mm, 0.65p Proposal Planning Execution Production Accelerometer Magnetometer Gyro First Sample Date (left edge) Product Qualification (right edge) In Production 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q External Use 1

3 Multi Axis and Intelligent Sensor Solutions Proposal FXLC bit 128KB, ±2/4/8g, I²C 3x5mm MMA955x 14/12/10bit (4 versions) 16KB, ±2/4/8g, I²C 3x3mm Planning Execution Production Accelerometer Magnetometer & Accelerometer Fusion FXOS Axis 14bit /16 bit, I²C/SPI ±2/4/8g, ±12G 3x3x1.2mm First Sample Date (left edge) Product Qualification (right edge) In Production 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q External Use 2

4 Pressure Sensor Solutions MPL115Ax kpa, SPI / I2C 3x531.2 LGG (A) MPX7xxx Series ±2 ±25 kpa, SOP (D, G) MPX6xxx Series kpa, SOP / SSOP (A) MPX5xxx Series 4 1,000 kpa, SOP / SSOP / Uni (A, D, G, V) MPX4xxxx Series kpa SOP / SSOP / Uni (A, D, G) MPX2xxx Series kpa, ChipPak / Uni (A, D, G, V) MPL3115A kpa, I 2 C 3 x 5 x 1.1 LGA (A) Proposal Planning Execution Production Uncompensated Compensated IPS (Integrated Pressure Sensor) A = Absolute D = Differential G = Gauge V = Vacuum MPX10, 12, kPa, SOP / Uni (D, G) In Production 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q Q 2Q 3Q 4Q First Sample Date (left edge) Product Qualification (right edge) External Use 3

5 Sensor Applications External Use 4

6 Xtrinsic Low-G Sensors (Newton) 3-axis High-Performance Digital Accelerometers Differentiating Points Output Noise (150ug/rHz) Offset and Sensitivity Accuracy Resolution up to 1mg/count Product Features 1.95V to 3.6V supply voltage ±2g/±4g/±8g dynamically selectable Output data rate (ODR) from 800Hz to 1.563Hz I²C digital output interface w/interrupts Embedded orientation (Portrait/Landscape) Embedded High Pass Filter Embedded 32 sample FIFO MMA8652FC 12bit output, 160ug/rHz noise High Pass Filter w/ DSP functions Configurable Orientation detect FIFO MMA8653FC 10bit output Orientation detect Typical Applications Smart Mobile Devices Digital Cameras PCs Package 2x2x1mm DFN, 0.4mm pitch Availability Samples: NOW Production: NOW External Use 5

7 Accelerometer Applications Portrait/landscape Face down to silence Pedometer Tip/tap Gesture Inclination angle detection Anti-theft / Power saving Free fall detection/hdd protection Gaming Compensation External Use 6

8 Accelerometer sensor compensation for e-compass Resolution(counts/g) with resolution error alone Delta to offset(mg) offset(counts) with offset error alone Delta to TCO temperature change change by temp(mg) change by temp(counts) with TCO error alone Delta to Noise PD BW (hz) noise mg rms noise mg peak noise peak counts with noise error alone Delta to MMA8452 Other competitors External Use 7

9 Xtrinsic MAG3110 (Maxwell) 3-Axis Magnetometer Differentiating Points High accuracy compass function Decimator allows for lowest noise implementation with oversampling to remove RF noise and Idd induced mag fields Product Features 1.95V to 3.6V supply voltage Maximum field of 10G (1000 ut) Output data rates (ODR) from 1.25Hz to 80Hz Magnetometer resolution of 0.1uT Current Consumption as low as 24uA at 1.25Hz I²C digital interface Extended temperature range of -40 C to +85 C. Typical Applications Electronic Compass Enhanced User Interface Location Based Services Package 2x2x0.85mm DFN, 0.5mm pitch Availability Now External Use 8

10 Magnetometer Applications Mobile phones Next Gen User Interface Electronic compass (ecompass) Map orientation GPS assist with dead-reckoning Location tracking assist in mobile applications Flip/display position Gaming Virtual, low-cost gyroscope replacement 3D motion control and heading Remote Controls/Air Mouse/Pointers Virtual, low-cost gyroscope replacement 3D motion control and heading Navigation Electronic compass (ecompass) Map orientation GPS backup with dead-reckoning Location tracking in mobile applications Smartbooks/eReaders/Netbooks/Laptops Location tracking assist in mobile applications Faster Bootup assist User interface External Use 9

11 Safety Distance for reference Following distance just for reference, in real case, it need to be measured by the actual parts and modules Speaker 20mm Camera Module 10mm Vibration Motor 10mm Card Slot 10mm Cover Shield 10mm Connector 10mm Current also can generate magnetic field 2mA 0mm 10mA 3mm 50mA 7mm 100mA 18mm 200mA 25mm or more So if I is a constant, the B field decreases exponentially with distance External Use 10

12 Xtrinsic MPL3115A2 Precision Digital Altimeter Differentiating Points Internally compensated, software is not needed Direct reading pressure in Pascals and altitude in meters On-board intelligence Product Features Altitude resolution : < 1 foot / 0.3 m Pressure resolution: 1.5 Pa Pressure range: kpa Calibrated pressure range: kpa 1.95V to 3.6V supply voltage Variable output sampling rate (OST) up to 140 Hz Current Consumption: Standby mode: 2 μa Low-power mode: 8.5 µa at 1 Hz I²C digital interface Typical Applications High Accuracy Altimeter Smartphones / Tablets GPS Enhancement for Location Based Services Package 3 x 5 x 1.1 mm LGA In Production External Use 11

13 Pressure Sensor MPL3115A Altimeter Vacuum Cleaner Mobile Phones Desktop Barometer/ Weather Station Handheld Altimeter Watches/Accessories GPS System Backup systems External Use 12

14 MPR121 Proximity Capacitive Touch Sensor Controller Features 29 μa supply current Compact 3 x 3 x 0.85 mm 20-lead QFN Supports up to 12 touch pads Only one external component needed Intelligent touch detection capacity 4 μa maximum shutdown current 1.71 V to 3.6 V operation Threshold based detection with hysteresis I2C interface, with optional IRQ (4) I2C addresses allow up to 48 electrodes -40 C to +85 C operating temp range Implementations Button array replacements Touch pads 9 I 2 C Serial Interface VSS. IRQ VSS k SCL VDD SDA IRQ ADDR ELE8 ELE9 ELE10 ELE11 REXT 1.71V to 2.75V VSS VSS Feature Improvements New Auto-configuration system 2nd generation filtering system Increased voltage range 100% independent electrode control VREG ELE0 ELE1 ELE2 ELE3 ELE4 ELE5 ELE6 ELE7 47nF VSS I 2 C Serial Interface VSS. IRQ VSS k 47nF 2.5V to 3.6V VSS SCL VDD SDA IRQ ADDR ELE8 ELE9 ELE10 ELE11 REXT VSS VSS VREG ELE0 ELE1 ELE2 ELE3 ELE4 ELE5 ELE6 ELE7 47nF VSS External Use 13

15 Touch Sensor Applications Very small, often handheld size Exceptionally long battery life Extremely simple electronics Bluetooth Headset two buttons to control volume and connectivity Table lamp control off/on, brightness control Docking station off/on or media buttons Bottled water server - cold and warm water buttons Pen with laser pointer and LED Watch or alarm clock Multimedia keys on a computer Thermostat DVD drive Webcam Airplane seats Coffee maker Bluetooth Headsets External Use 14

16 Sensor Fusion / Sensor Hub External Use 15

17 Windows 8 Freescale 12-Axis Xtrinsic Sensor Platform Xtrinsic sensor fusion in tablets, slates, convertible/non-convertible laptops and other portable devices External Use 16

18 Freescale 12-Axis Xtrinsic Sensor Platform Freescale s parts: Xtrinsic MMA8451Q 3-axis accelerometer Xtrinsic MAG axis magnetometer Xtrinsic MPL3115A2 precision altimeter ColdFire+ MCF51JU128VHS MCU Xtrinsic FXAS axis Gyroscope (Q2) Other parts: Ambient light sensor 12-axis solution with IMU plus additional axes including ambient light sensor and temperature sensor Learn more at External Use 17

19 Android App: Xtrinsic Sensor Fusion Toolbox Educational variant of tool used internally for algorithm checkout. Experiment with various fusion techniques using the sensors already in your Android device Available today on Google Play. Search for Sensor Fusion. External Use 18

20 Kinetis Sensor Fusion Platforms Board: Freedom FRDM-K20D50M MCU = MK20DX128VLH5 Core clock: 48MHz Bus clock: 24MHz OpenSDA programming interface Capacitive touch slider Ambient light sensor MMA8451Q accelerometer Available NOW Board: Freedom FRDM-KL25Z MCU = KL25Z128VLK4 Core clock: 48MHz Bus clock: 24MHz OpenSDA programming interface Capacitive touch slider MMA8451Q accelerometer Available NOW Board: FRDM-FXS-MULTI shield board Freescale MAG axis magnetometer MMA8652QR1 3-axis accelerometer Freescale MMA9553LR1 pedometer Freescale FXOS8700CQ 3-axis magnetometer + 3 axis accelerometer Freescale FXAS axis gyroscope Freescale MPL3115A2 Pressure Sensor / Altimeter 3rd party ambient light sensor Available NOW External Use 19

21 Freedom Development Platform for Xtrinsic Sensors FRDM-FXS-MULTI-B External Use 20

22 Options & Features Pricing: FRDM-FXS-MULTI ($39.95) FRDM-FXS-MULTI-B ($99.95 include Bluetooth and battery) FRDM-FXS-9AXIS ($14.95) Compatible Freedom boards: ARM Cortex-M0+ (FRDM-KL25Z) ARM Cortex-M4 (FRDM-K20D50M) support OpenSDA broad range of development tools: CodeWarrior Processor Expert IAR Keil mbed Out of box demos for: Intelligent Sensing Framework ecompass gyro 3/6/9 axis sensor fusion External Use 21

23 Sensor Fusion Data Flow for Consumer Devices Configure, Power State, Data Control Pressure 3-Axis Acc FoR mapping Trim Trim hi/low/band pass filtering hi/low/band pass filtering Shake detection Pressure shake event Acc x,y,z 3-Axis Gyro FoR mapping Trim hi/low/band pass filtering ω x,y,z 3-Axis Mag FoR mapping Trim & Hard/Soft compensation Raw data calibration parameters hi/low/band pass filtering B x,y,z Sensor Hub Functions FoR = Frame of Reference Mapping Calculate hard/soft iron parameters Kalman Filter or similar function Geometric computations Rotation matrix Quaternion Tilt-compensated mag heading Inclination (φ, Θ, Ψ) Sensor Fusion External Use 22

24 Sensor Hub vs. Sensor Fusion Sensor Hub (FXLC95000CL) A Sensor Hub controls the communication, power, and state of the individual sensors in the system but acts more as a pass through of the data. Sensor Hub and 6-axis Sensor Fusion (FXLC95000CL) A 6-axis Sensor Fusion Solution takes in the data from 2 sensors and provides a calculated output that is calibrated, compensated and calculated but pass through for additional sensors. Sensor Hub with Full Sensor Fusion (Kinetis) A full Sensor Fusion Solution takes in data from 3 or more sensors and provides a calculated output that is calibrated, compensated and calculated depending on the sensors in the system. Provides a single unified interface for sensor data regardless of sensor types Enables developer to concentrate on using sensor data, not getting sensor data Eliminates intensive sensor integration effort Provides power management of the platform to achieve lowest power mode of operation Create applications with ANY market available sensor Sensor Hub Functionality+ Partial data reduction, with partial data pass through Calibration and Compensation such as: Ecompass Calibration and Compensation Algorithms Gyro drift calibration Virtual gyro with mag and accel for lower power modes of operation Matrix calculations to determine position and orientation of a device within an earth frame of reference requiring: Quaternion Euler Angles Rotation Matrix Calibration and Compensation such as: Ecompass Calibration and Compensation Algorithms Gyro drift calibration Virtual gyro with mag and accel for lower power modes of operation External Use 23

25 Xtrinsic ISF - Intelligent Sensing Framework Available Now Differentiating Points Industry s First open Intelligent Motion Platform Framework Sensor hub capability Power management features enabling low power modes Product Features Provides a single unified interface for sensor data regardless of sensor types Enables developer to concentrate on using sensor data, not getting sensor data. Eliminates intensive sensor integration effort. Provides power management of the platform to achieve lowest power mode of operation Typical Applications Mobile: Phones, Tablets, ereaders Controllers: Remotes, Game Sports Monitoring Performance Monitoring Augmented Reality Xtrinsic Intelligent Sensing Framework Simplified Pwr Mgmt APIs Power Manager Pub/Sub Event-based Sensor Data Sensor Manager Sensor Abstraction Interface Internal Sensor Adapter Sensor Configuration Sensor Adapter Sensor Data Updates Embedded Application Embedded Application Embedded Applications Sensor Adapter Bus Manager Intelligent Sensing Framework MQX RTOS Intelligent Sensor Hardware Registered Callbacks - OR - Command Interpreter Device Messaging I/O Buffers Host Proxy Protocol Driver Protocol Driver I2C Protocol Driver INT_OUT Host Processor External Sensor External Sensor External Sensor LEGEND: ISF Components ISF Abstraction Interfaces ISF Sensor Extensions ISF Bus Protocol Extensions Other Freescale SW Hardware Customer Developed External Use 24

26 ISF is designed to make your life easier What does it do for you? Functionality ISF Component Send /Receive I2C messages I2C protocol Adapter I2C Register map/configuration for each particular sensor Schedule Periodic Processing Sensor Adapters Bus Manager Gyro Bus Mgmt Mag Accel Control the power modes Power Management Power Mgmt Handle Interrupt Vector Table System Utilities Sys Util Configure board peripherals Compute useful outputs (Application Code) Send and receive host messages ( USB, UART) Understand the host application-level protocol Device Control This is the only thing you do want to write Command Interpreter Host Proxy Device Ctrl Cmd Interp Host Proxy Mem Map Embedded Apps User User User Stack pointer management/context switching Implement concurrency mechanisms (mutex, semaphore, etc) Send external interrupts to host Perform Boot-up board initialization Task Scheduler Synchronization Host Interrupt Control Powerup/Boot Scheduler Sync Host Int Ctrl PwrUp Boot External Use 25

27 To get started with the isf Software Hardware Beyond Silicon Training and Support CodeWarrior 10.3 Download (with ColdFire support) MQX MQX FXLC95000 Board Support Package (BSP) add-on ISF 1.0 Core Library Xtrinsic Intelligent Sensing Framework: Intelligent Sensor Mailbox Tool KITFXLC95000 EVM Application Board P&E USB Multilink USB Cable More information at FXLC95000 Datasheet Hardware Reference Manuals Software Reference Manuals FXLC95000 ISF 1.0 Documentation API Reference Manual Software Release Notes for the Intelligent Sensing Framework on the FXLC95000 Online Training Modules External Use 26

28 Enablement External Use 27

29 Freescale Reference Design (Jan-2014) Freescale Sensors Platforms Freescale i.mx Qualcomm MTK Spreadtrum Broadcom Marvell Leadcore AllWinner Rockchip Actions Accelerometer MMA8451/2/3 i.mx53/6x MSM7227 MSM7225 MSM8x25 MSM8x30(gyro) MSM8x30 MSM8x26 MSM8x12 MSM /6572/ /6589 SC8810 SC6825/8825 BCM28145 BCM28155 pxa 9xx 1810/ /1913 A10/A13 A31/A20 A ATM701x MMA8652/3 i.mx53 MSM7x27 MSM8x25 MSM8x30 MSM8X26 MSM8x12 MSM /6575 SC6825/8825 BCM28145 BCM28155 pxa 9xx 1810/ /1913 A10/A31 A20 A ATM701x Magnetometer Combo (M+G) MAG3110 FXOS8700 i.mx53/6x i.mx53/6x MSM7x27a MSM8x25 MSM8x30 MSM8960 MSM8x26 MSM8x /6573/ BCM28145 BCM28155 pxa 9xx 1810/ / / /1913 A10 /A13 A31/A20 A31/A20 A80 ATM701x ATM701x Note: green yellow red the sensor works well on the model of platform ongoing planned External Use 28

30 ecompass Software - Magnetic Calibration Freescale Xtrinsic e-compass sensor fusion software awarded Product of the Year by Electronic Products Magazine Key Features: Tilt compensated ecompass with best in class hard and soft iron calibration. 3 versions: 1. Hard iron only 2. Hard iron and on-diagonal soft iron scale terms 3. Full hard and soft iron calibration (1) and (2) are available in source form via click through licenses. (3) is available under NDA. Freescale.com Key Word Search: ECOMPASS_SW Click Here for Direct Link External Use 29

31 12-axis Xtrinsic Sensor Reference Platform or Windows 8 Freescale s Windows 8 offering won the China Annual Creativity in Electronics (ACE) Sensor/Analog Signal Conditioning Product of the Year for 2013 HID/USB Reference design includes both hardware and software components required to easily add sensor fusion capabilities to existing designs. This design is already in mass production. External Use 30

32 Reference Design External Use 31

33 Wearable Reference Design Bracelet(Hand ring) Gyro Mag. Optional Power Galla BLE Soc Galla (coldfire core+14bit low-g, 128k flash+16k ram, competitive in PCB size) Pedometer(provide free pedometer algorithm, Competitive in tech.) MQX OS(basic but need customization, advance in tech.) BT/BLE LCD Smart Watch (Kinetis) Low-G Gyro Mag. Power Kinetis K2x/4x BT/BLE Kinetis K2x/K4x (ready, Competitive in Tech.) Sensor Fusion (sample ready soon, Competitive in Tech.) MQX OS(basic but need customization, advanced in tech.) BT/BLE B&W LCD External Use 32

34 Air Mouse Solution Block Diagram Done Optional Wireless Charger Fine turning Bluetooth HCI: RDA BT RDA5876A UART I2C0 USB/Debug UART2 USB Charger UART for SW upgrade Micro USB CN Infrared RC Transmitter GPIO/PWM POWER SYS Power LDO Charger LDO CHG TP4054 Infrared RC Receiver self learning Interrupt/Capture Kinetis Cortex-M0+ MKL16Z256VLH4 (256KB FLASH/32KB RAM) ADCn # FOR 9-AXIS ecompass Freescale MAG3110FCR2 Li-ion Vibrator Status LED PWM GPIO/PWM I2C0 Interrupt Optional Codec WOLFSON WM8960 I2S0/PCM Voice Recognition Optional 2.4G RF AMICCOM A7125 NFC NXP PN512 DAC ADCn SPI1/UART1 connector Accelerometer+Gyroscope Freescale ACC: MMA8563FCR1 GYRO: FXAS21000CQR1 Optional Touch Pad TBD Finger Print SPI0 connector GPIO Interrupt 9X9 Qwerty Matrix External Use 33

35 Sensor portfolio Highlights Accelerometer sensor: Wide portfolio 8 to 14bit accuracy, less than 99µg/ Hz noise, down to 6µA and smart features dedicated to phone use cases MMA7660, MMA845x, MMA865x Magnetic sensor: 0.1µT accuracy, ODR up to 80Hz, 1.25Hz in a 2x2 package MAG3110 Pressure sensor: Low-power barometer - MPL115A, MPL3115A2 Touch sensor: Very low-power and up to 12 multiplexed capacitive touch MPR031, MPR121 Gyro/Combo sensor: Pin-to-Pin compatible with MMA8452 e-compass combo sensor - FXOS Axis Gyroscope: FXAS21000 Intelligent Sensor Hub: First dedicated microcontroller embedded with accelerometer Specific architecture for sensor fusion: MMA955x, FXLC95000 External Use 34

36 Designing with Freescale Tailored live, hands-on training in a city near you 2014 seminar topics include QorIQ product family update Kinetis K, L, E, V series MCU product training freescale.com/dwf External Use 35

37 Freescale Semiconductor, Inc. External Use