Intro. MEB/ Texas Instruments Inc, Slide 1

Transcription

1 Intro MEB/ Texas Instruments Inc, Slide 1

2 MSP430 Agenda Core Architecture Integrated Peripherals Device Roadmap Ideal Applications Development Tools MEB/ Texas Instruments Inc, Slide 2

3 TI Microcontroller Portfolio DSP 16/32-bit TMS470 ARM7TDMI C DSP MIPS High-Performance Motor Control Digital Power Supply Industry Standard Automotive General Purpose 8-bit MSP430 Ultra-low Power Measurement Utility Metering Portable Instrumentation Performance MEB/ Texas Instruments Inc, Slide 3

4 MSP430 Features & Applications Clock FLASH RAM... RISC CPU 16-bit JTAG/Debug MAB 16 MDB 16 ACLK SMCLK Digital Peripheral... Analog Peripheral MEB/ Texas Instruments Inc, Slide 4

5 Modern 16-bit RISC CPU No accumulator bottleneck Single-cycle operations Silicon area 30% smaller than 8051 lowers cost Industries most efficient C-code density Write Less Code, Use Fewer Cycles R0/PC R1/SP R2/SR R3/CG R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 R bit ALU MEB/ Texas Instruments Inc, Slide 5

6 Write Less Code 10-bit ADC Memory 10-bits Other MCU movf ADCRESH,W movwf RAMH bsf STATUS 0x20 movf ADCRESL,W bcf STATUS 0x20 movwf RAML 84 bits / 24 cycles MSP430 mov ADC10MEM,RAM 48 bits / 6 cycles MEB/ Texas Instruments Inc, Slide 6

7 Ultra-low Power Activity Profile <1us Operate in Standby as long as possible Fast Wake-Up from Interrupt-driven activity MEB/ Texas Instruments Inc, Slide 7

8 Multiple Oscillator Clock System Always-on On demand In < 1us the DCO is active and stable! MEB/ Texas Instruments Inc, Slide 8

9 DCO Allows Fast Reaction to Events Interrupt Oscillator <1us 2-Speed Startup MEB/ Texas Instruments Inc, Slide 9

10 Multiple Internal Crystal Oscillators LF approximately 32kHz HF - 400k-16MHz OSCOFF XTS LFXT1S Clock or Resonator Input Integrated & softwareselectable load capacitors Automatic LF/HF OSC Fault Detection XIN XOUT 0 V 0 V LF XT LFOff XT1Off LFXT1 Oscillator XCAP MEB/ Texas Instruments Inc, Slide 10

11 Brown Out Reset Protection Battery Insertion VCC/BOR MCU Brown-out VSS MSP430 BOR is always-on and zero-power MEB/ Texas Instruments Inc, Slide 11

12 High Performance 12-bit ADC 12-bit monotonic 200KSPS+ Single sequence repeat-single repeat-sequence CPU-free data-handling T S/H Channel 12-bit SAR + - Ref 1.5 or 2.5V Software Timer_A Timer_B CONSEQx 16 x 12 Memory Buffer 16 x 8 Input Ref Control MEB/ Texas Instruments Inc, Slide 12

13 High-Precision 16-bit ADC V REF 1.2V 16-bit ΣΔ ADC Differential inputs 4.096KSPS 85dB SINAD 32x PGA 8x PGA 16-bit SD16MEM0 18ppm 1.2V ref Temp Temp sensor Battery input Batt MEB/ Texas Instruments Inc, Slide 13

14 Precision Operational Amplifiers Rail-to-rail input/output 0.5nA bias 10mV offset 10uV/C 70dB CMRR 70dB PSRR 2.5MHz UGB Three very flexible amplifier blocks OA0I0 OA0I1 DAC12_0 DAC12_1 OA0I0 OA0I1 DAC12_0 DAC12_1 + OA0 OA2TAP - OA0TAP OA0R BOTTOM OA1 OA2 A12 int. A1 int./ext. OA1R BOTTOM Vss Vcc Vss OA0I0 OA0I1 OA2OUT MEB/ Texas Instruments Inc, Slide 14

15 DAC + DMA Completes SCoC Two 12-bit DACs Three DMA Channels DMAREQ Timer_A Timer_B USART0 USART1 DAC12 ADC12 MPY DMA2 External DMA0 DMA1 Software Timer_A Timer_B Group Load Complete Address Space DAC12_0 DAC12_1 DMA2 2 MCLK MEB/ Texas Instruments Inc, Slide 15

16 Integrated Pull-Up/Down Resistors MEB/ Texas Instruments Inc, Slide 16

17 Performance MSP430 Portfolio 20PIN F201x 38PIN F21x1 F21x1 Low Pin Count F1xx1 F1xx2 F22x x13x/14x 16MIPS x23x/24x 1xx Catalog 8MIPS F15x/16x F26xx DAC DMA 2xx (2005) FW42x FE43x F42x x5xx 5xx 25MIPS (2006) USB Zigbee 128KB FG43x FE42x FE41x F42x0 FG46x F43x/44x 4xx w/lcd 8MIPS F48x OPAMP Sigma Delta $0.49 x41x Integration MEB/ Texas Instruments Inc, Slide 17

18 Low-End MSP430 Devices MEB/ Texas Instruments Inc, Slide 18

19 Mid-Range MSP430 Devices Basic Clock+ VLO DCO FLASH 8kB kB kB 2274 RAM 512B B kB 2274 Brownout Reset (BOR) Port 1 8 I/O IRQ Pullup/Down Resistors Port 2 8 I/O IRQ Pullup/Down Resistors Port 3 8 I/O s Pullup/Down Resistors Port 4 8 I/O s Pullup/Down Resistors 16MHz 16-Bit RISC CPU JTAG Debug MAB MDB JTAG/ Spy Bi-Wire Watchdog Timer+/ 16-Bit Interval Timer Timer_A3 16-Bit 3 CC Reg Timer_B3 16-Bit 3 CC Reg ADC10 10-Bit 200ksps Autoscan DTC OA0, OA1 2 Op Amps USCIA/B UART/LIN, IrDA, SPI SPI, I2C MEB/ Texas Instruments Inc, Slide 19

20 High-End MSP430 Devices MEB/ Texas Instruments Inc, Slide 20

21 Ordinary Motion Detector 5V MCU + - PIR Px.x 20µA 2mA Complicated Fixed function MEB/ Texas Instruments Inc, Slide 21

22 MSP430F20x3 Improved Motion Detector <10µA total system power ~6µA PIR ~3µA measurement ~0.5µA LPM3 using VLO No crystal needed VLO Enhanced watchdog Fully programmable SoC Very low cost MEB/ Texas Instruments Inc, Slide 22

23 MSP430F22x4 For Sensor Applications 32KB Flash / 1KB RAM 16 MIPS, <1µA LPM3 10-bit 200ksps ADC 2 Op Amps USCI Timer_A3 / B3, WDT+ 32 GPIO 38-pin F1xx2 upgrade ideal for sensor apps TEST 1 38 P1.7 DVCC 2 37 P1.6 P2. 5/ Rosc 3 36 P1.5 DVSS 4 35 P1.4 XOUT/P P1.3 XIN/P P1.2 RST/NMI 7 32 P1.1 P P1.0 P P2.4 P P2.3 P P3.7 P P3.6 P P3.5 P P3.4 AVSS P4.7 AVCC P4.6 P P4.5 P P4.4 P P4.3 MEB/ Texas Instruments Inc, Slide 23

24 MSP430F2274 Fire Detector 3V MSP430F2274 Alarm Smoke Temperature + - Ref ADC10 SPI/UART/IrDA SPI/I2C Status Ultra-low Power Fully programmable SoC No crystal needed - VLO Enhanced watchdog Very low cost MEB/ Texas Instruments Inc, Slide 24

25 MSP430FG43x Portable Medical Device Permanent battery All features integrated AM/PM mg/dl <2uA Sensor I_sensor SVS ISP Flash RTC - OA + OA FG439 ADC12 DAC12 DMA COM MEB/ Texas Instruments Inc, Slide 25

26 MSP430 Development Kit IAR Systems EW430 IDE Same set of tools for all MSP430 s JTAG Interface Target Board MEB/ Texas Instruments Inc, Slide 26

27 Embedded Emulation Module (EEM) MCU emulates itself real-time in application Implemented in silicon, not by debug monitor No application resources used Full speed Breakpoint Single step Trace Code Security MEB/ Texas Instruments Inc, Slide 27

28 In System Programming Options Self Programming Any Flash location Use any interface Hardware controlled As fast 22us/byte JTAG IEEE 1149 interface Programming and emulation Permanent security fuse 60KB <3s Bootstrap Loader 9600/38400 BPS UART format 256 bit password protected MEB/ Texas Instruments Inc, Slide 28

29 MSP430 Security Features Lockable Flash Info Segments Permanent Security Fuse Option 256-bit Password Protection Hacker Detection & Prevention Benefits Permanently shut down access to internal memory by blowing security fuse Trying random passwords would take billions of years Can automatically erase all internal memory if incorrect password is attempted 3 times in a row MEB/ Texas Instruments Inc, Slide 29

30 Sales & Support New! User s Guides Architecture and peripheral info Datasheets Electrical, packaging and pinning Application reports Complete design examples Code examples Downloadable code MEB/ Texas Instruments Inc, Slide 30

31 Ultra-low Power MCU Checklist Multiple operating modes 0.1uA power down 0.8uA standby mode 250uA / 3V Zero-power BOR 50nA pin leakage Modern CPU Minimum cycles per task Instant-on stable high-speed clock Intelligent peripherals MEB/ Texas Instruments Inc, Slide 31

32 Time to Use the MSP430! Use Less Power Write Less Code Get to Market Faster The Perfect Fit MEB/ Texas Instruments Inc, Slide 32