Volverine MSP430FR59xx Family. Ing. Rafael Charro Arrow Argentina

Transcription

1 Volverine MSP430FR59xx Family Ing. Rafael Charro Arrow Argentina 2012

2 MSP430 New Technologies and Solutions Radio Frequency (RF) Native Sub 1V Energy Harvesting Capacitive Touch Sense Now Future Sub $1 Devices Application Specific Devices (Electricity or Water Meters, Glucose Monitors) Ferroelectric RAM (FRAM) 2

3 A qué llamamos bajo Consumo? 3

4 A qué llamamos bajo Consumo? Corriente de alimentación 2uA 4

5 Cómo trabaja un sistema en Ultra Low Power? Active Average Low Power Minimize active time Maximize time in Low Power Modes Interrupt driven performance on-demand with <1s wakeup time Always-On, Zero-Power Brownout Reset (BOR) 5

6 Cómo trabaja un sistema en Ultra Low Power? = LPM3 + RTC_Function 0.60µA + 130µA * 100µs µs 0.60µA µA = 0.613µA 1mA 100µA 10µA 1µA // Partial RTC_Function incrementseconds(); incrementminutes(); incrementhours(); // Time 6

7 Vida de la batería vs. Ciclo de actividad 7

8 Puntos Clave Performance de la CPU Modos de bajos consumo Sistema de Clock Consumo y posibilidades de los periféricos Sistemas de seguridad del chip Consumo de corriente de la memoria

9 Ultra-Low Power Is In Our DNA MSP430 designed for ULP from ground up Peripherals optimized to reduce power and minimize CPU usage Intelligent, low power peripherals can operate independently of CPU and let the system stay in a lower power mode longer Multiple operating modes 100 na power down (RAM retained) 0.6 µa standby 60 µa / MIPS from RAM 100 µa / MIPS from Flash Instant-on stable high-speed clock V single-supply operation Zero-power, always-on BOR <50nA pin leakage CPU that minimizes cycles per task Low-power intelligent peripherals ADC that automatically transfers data Timers that consume negligible power 100 na analog comparators Performance over required operating conditions 9

10 MSP430 Orthogonal CPU C-compiler friendly Memory address increased up to 1MB CPU registers increased to 20-bits Address word instructions Direct 20-bit CPU register access Atomic (memory to memory) Instructions Cycle count optimization Extension word allows all instructions Direct access to 1MB address space Bit, byte, word and address-word data Repeat instruction function 10

11 Modos de funcionamiento y bajo consumo!!* *+ "!#"!$$ " %&!!'( $) Active Mode 100 A/MHz! CPU active Fast Peripherals Enabled 32 khz Peripherals Enabled - RTC LPM0 40 A CPU disabled, Fast Peripherals Enabled Fast Wake up HF clock sources available LPM3 0.6 A CPU disabled, Fast Peripherals Disabled 32 khz Peripherals Enabled (RTC, Wd & SVS) LPM4 0.5 A All clocks disabled Wake on interrupt from port LPM A Regulator & all system clocks disabled except for RTC (32768Hz LFXT) Complete FRAM retention BOR on nrst/nmi or Port I/O or RTC LPM A With SVS enabled With SVS disabled 10nA 11

12 Clock System Five independent clock sources Low Freq LFXT Hz crystal Special low power option VLO 10 khz LFMODCLK MODCLK/128 High Freq XT1, 4 24 MHz crystal XT2, 4 24 MHz crystal DCO Specific CAL range MODCLK Internal 5MHz Default DCO = 1MHz ACLK = Only LF sources MODOSC provided to ADC12 12

13 Review of available clocks Clock Frequency (nominal) DCO 100kHz 32MHz Precision Current Draw Crystal Required High-Frequency Low 60uA HFXT1/2 4-32MHz High 12MHz X MODOSC 5MHz n/a n/a Low-Frequency LFXT1 32kHz High 300nA X VLO 12kHz Low 0nA* * Included in I LPM3, VLO spec (~1.2uA) 13

14 Periféricos Inteligentes ADC12B 8, 10 o 12 bits Up to 200Ksps SNR>64dB; ENOB 11 bits Sample & hold programable Window comparator Differential or single-ended Up to 32 channels Auto power down Ultra low current consumption SE 1,8V 200Ksps Diff. 1,8V 200Ksps Temperature sensor 14

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16 MSP430 Portfolio 16

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18 MSP430 with FRAM Future of MCU Memory FRAM is Universal Memory Superior Endurance Proven data retention to C Over 100 Trillion write/read cycles Write Guarantee in case of power loss Fast write times (like SRAM) ~50ns per byte 1,000x faster than Flash/EEPROM Non-Volatile, Reliable Low Power Only 1.5v to write & erase >10-14v for Flash/EEPROM Secure Fast access times No charge pump No perceptible difference in read/write processes Photo: Ramtron Corp FRAM is Programmed by flip of a Ferro Electric Dipole. FRAM Applications: Battery Backed SRAM Replacement Digital rights management Data logging, remote sensing Low Power Electronics Energy harvesting Radiation Resistance - Terrestrial Soft Error Rate (SER) is below detection limits Immune to Magnetic Fields - FRAM does not contain iron TI s FRAM technology 18

19 Memoria Flash en diferentes marcas Flash Kinetis MC9S08QE PIC24HJ128 PIC24FJ2455 ATtiny24A MSP430 Write Time 20uS a 50uS 20 a 50uS 56uS 2mS 4,5mS 36 a 70uS Sector Erase 20mS 20mS 26mS 26ms 9mS 10mS Erase All 160mS 100mS 40mS 22ms a 32mS Idd_PGM 10mA Max 4mA 10mA 10mA 18mA 1mA Cycling endurance 10K min 10Kmin 10K min 10K min 10K min (80K EEPROM) 10K min Access Time 40nS 40nS? Max 12Mhz 40nS? 40nS Operating Voltage 1,7V a 3,6V 1,8v a 3,6V 1,8V a 5,5V 2V a 5,5V 2 a 5V 12V 1,8 a 3,6V RAM retention 1,2V 0,6-1V 1,6V Idd Run 3V 420uA/Mhz 640mA/Mhz 1,8mA 480uA 800uA/Mhz 230uA/Mhz 19

20 All-in-one: FRAM MCU delivers max benefits FRAM SRAM EEPROM Flash Non-volatile Retains data without power Yes No Yes Yes Write speeds 100ns <100ns 6ms 85uS Average active Power [µa/mhz] 110 < Write endurance 100 Trillion+ Unlimited 100,000 10,000 Dynamic Bit-wise programmable Yes Yes No No Unified memory Flexible code and data partitioning Yes No No No Data is representative of embedded memory performance within device

21 Unified memory: Another dimension of freedom for software developers Before FRAM Multiple device variants may be required With FRAM One device supporting multiple options slide the bar as needed 16kB Flash (Program) 2kB SRAM 16kB Universal FRAM Often an additional 1kB chip EEPROM is needed 24kB Flash 14kB Flash To get more SRAM you may have to buy 5x the needed FLASH ROM 2kB SRAM 5kB SRAM Data vs. program memory partitioned as needed Easier, simpler inventory management Lower cost of issuance / ownership Faster time to market for memory modifications

22 FRAM = Ultra-fast Writes Use Case Example: MSP430F2274 Vs MSP430FR5739 Both devices use System clock = 8MHz Maximum Speed FRAM = 1.5MBps [100x faster] Maximum Speed Flash = 12kBps

23 FRAM = Low active write duty cycle Use Case Example: MSP430F2274 Vs MSP430FR5739 Both devices write to NV 12kBps FRAM remains in standby for 99% of the time Power savings: >200x of flash

24 FRAM = Ultra-low Power Use Case Example: MSP430F2274 Vs MSP430FR5739 Average power FRAM = 1.5Mbps Average power Flash = 12kBps 100 times faster in half the power Enables more unique energy sources FRAM = Non-blocking writes CPU is not held Interrupts allowed

25 FRAM = Increased flexibility Use Case Example: EEPROM Vs MSP430FR5739 Many systems require a backup procedure on power fail FRAM IP has built-in circuitry to complete the current 4 word write Supported by internal FRAM LDO & cap In-system backup is an order of magnitude faster with FRAM Write comparison during power fail events + + Source: EE Times Europe, An Engineer s Guide to FRAM by Duncan Bennett

26 FRAM = High Endurance Use Case Example: MSP430F2274 Vs MSP430FR5739 FRAM Endurance >= 100 Trillion [10^14] Flash Endurance < 100,000 [10^5] Comparison: write to a 512 byte memory a speed of 12kBps Flash = 6 minutes FRAM = 100+ years!

27 Ultra-low-power data logging 10,000 cycles Write Endurance > 100,000,000,000,000 cycles Trillions Supports more than 150,000 years of continuous data logging (vs. less than 7 minutes with Flash) 27

28 Target Applications Data logging, remote sensor applications (High Write endurance, Fast writes) Digital rights management (High Write Endurance need >10M write cycles) Battery powered consumer/mobile Electronics (low power) Energy harvesting, especially Wireless (Low Power & Fast Memory Access, especially Writes) Battery Backed SRAM Replacement (Non- Volatility, High Write Endurance, Low power, Fast Writes)

29 Value Line Portfolio & Roadmap Available now In Development UART MSP430G25X3 SC ADC UART ADC MSP430G24X2 SC ADC MSP430G24X3 SC ADC UART SC MSP430G23X2 SC ADC MSP430G23X3 SC ADC UART MSP430G22X2 MSP430G22X1* SC ADC SC ADC MSP430G22X3 SC ADC UART MSP430G21X2 SC ADC MSP430G21X1* SC ADC MSP430G21X3 SC ADC UART MSP430G2001* * 8-pin SOIC package under evaluation TI Confidential Maximum Restrictions! 29

30 Meet the new MSP430 LaunchPad "#$% & '(! #)*+,!-#. $/ " "# $,!!0,! %&'( ) * ')$')% )*+#$ )-* 123% ($$$4 )*5(" +,$ 30

31 MSP430 with RF CC430 CC430 Low Power RF Radio frequency Low Power RF Transceiver High sensitivity Low current consumption Excellent blocking performance Flexible data rate & modulation format Backwards compatible Small Package: MSP430 MCU Application and protocol processor The Best of Both Worlds 9.1mm x 9.1mm MSP430 MCU Lowest Power Monolithic RF SoC Market s lowest power MCU High analog performance High level of integration Ease of development Sensor interface Wireless Made Easy Free RF libraries and stacks SimpliciTI (Star Network protocol) - TIMAC IEEE Medium Access Control (MAC) Z-Stack Free ZigBee Stack. Compliant with 2006 ZigBee spec ( Third party partners with mesh network stacks coming soon! SmartRF Studio - Automatically generates register values ez430-chronos Development tool Based on CC430, MSP430 w/ integrated <1GHz RF Integrated 3-axis accelerometer, altimeter, & temperature sensor Includes USB RF access point Low cost ($49) 31

32 MSP430 : It s Easy to Get Started Embedded Emulation enables powerful, low cost development tools Real-time, in-system debug No application resources Full speed execution H/W Single stepping Complex triggering Trace capability Powerful, easy to use tools Development Software Free IDEs available CCS4 $495 for MCU Edition ez430 Development Tools Complete development Tool USB Stick form factor Real-time, in-system debug Removable target board Available for wireless development Starting at $20 Solar Energy Harvesting Kit Based on ez430-rf2500 Works in low ambient light; 400+ transmissions in dark Adaptable to any sensor or RF network $149 for complete tool MSP430 Flash Emulation Tool 1 programming tool for all devices $99 for USB FET $49 target boards available for all devices MSP430 Experimenter Boards Fully features prototyping system Available for FG4618 & F5438 Starting at $99 32