1 / 7

Tema: segurança na comunicação

Tema: segurança na comunicação. EA - 253  - PROJETO EM ELETRÔNICA APLICADA Bruno Mourão Siqueira. SEGURANÇA NA COMUNICAÇÃO. TX. R X. OBJETIVO. RF LINK. TRANSMISSOR nRF24L01. RECEPTOR nRF24L01. CONTROLE SPREAD SPECTRUM. CONTROLE SPREAD SPECTRUM. DADO. DADO. MICROCON. MSP430.

duman
Download Presentation

Tema: segurança na comunicação

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Tema: segurança na comunicação EA-253 - PROJETO EM ELETRÔNICA APLICADA Bruno Mourão Siqueira

  2. SEGURANÇA NA COMUNICAÇÃO TX RX • OBJETIVO RF LINK TRANSMISSOR nRF24L01 RECEPTOR nRF24L01 CONTROLE SPREAD SPECTRUM CONTROLE SPREAD SPECTRUM DADO DADO MICROCON. MSP430 MICROCON. MSP430   DADO DADO

  3. MSP430-RFLINK • FEATURES: • MSP430F1232 microcontroller • nRF24L01 Nordic 2.Ghz low powertransciever • status LEDs • userbutton • JTAG connector • extension for allmicrocontroller pins • Dimensions: 74x20 mm (2.9x0.78")

  4. MSP430-RFLINK

  5. MSP430F1232 LowSupplyVoltage Range 1.8 V to 3.6 V Ultralow-Power Consumption: − Active Mode: 200 μA at 1 MHz, 2.2 V − StandbyMode: 0.7 μA − Off Mode (RAM Retention): 0.1 Μa Five Power SavingModes Wake-UpFromStandbyMode in lessthan6 μs Basic Clock Module Configurations: − VariousInternalResistors − Single External Resistor − 32-kHz Crystal − High Frequency Crystal − Resonator − ExternalClockSource 16-Bit RISC Architecture, 125 nsInstructionCycle Time 16-Bit Timer_AWithThree Capture/Compare Registers 10-Bit, 200-ksps A/D Converter WithInternalReference, Sample-and-Hold, Autoscan, andData TransferController Serial Communication Interface (USART0) With Software-SelectableAsynchronous UART orSynchronous SPI (MSP430x12x2 Only) Serial OnboardProgramming, No ExternalProgrammingVoltageNeededProgrammableCodeProtectionby Security Fuse SupplyVoltageBrownoutProtection MSP430F1232: 8KB + 256B Flash Memory 256B RAM Available in 28-Pin Plastic SOWB, 28-Pin Plastic TSSOP, and 32-Pin QFN Packages

  6. nRF24L01 Radio - Worldwide 2.4GHz ISM band operation - 126 RF channels - Common RX and TX pins - GFSK modulation - 1 and 2Mbps air data rate - 1MHz non-overlappingchannelspacingat 1Mbps - 2MHz non-overlappingchannelspacingat2Mbps Transmitter - Programmable output power: 0, -6, -12 or -18dBm - 11.3mA at 0dBm output power Receiver - Integratedchannelfilters - 12.3mA at 2Mbps - -82dBm sensitivity at 2Mbps - -85dBm sensitivity at 1Mbps - ProgrammableLNA gain RF Synthesizer - Fullyintegratedsynthesizer - No external loop filer, VCO varactordiodeorresonator - Accepts low cost ±60ppm 16MHz crystal EnhancedShockBurst™ - 1 to 32 bytes dynamic payload length - Automaticpackethandling - Auto packet transaction handling - 6 data pipe MultiCeiver™ for 1:6 star networks Power Management - Integratedvoltageregulator - 1.9 to 3.6V supply range - Idle modes with fast start-up times for advanced power management - 22uA Standby-I mode, 900nA powerdownmode - Max 1.5ms start-up from power down mode - Max 130us start-up from standby-I mode Host Interface - 4-pin hardware SPI - Max 8Mbps - 3 separate 32 bytes TX and RX FIFOs - 5V tolerantinputs Compact 20-pin 4x4mm QFN package

  7. MSP-FET430UIF • USB debugging interface (MSP-FET430UIF) connects a flash-based MSP430 MCU to a PC for real-time, in-systemprogramminganddebugging • Technicalspecifications: • Software configurablesupplyvoltagebetween 1.8 and 3.6 volts at 100mA • Supports JTAG Security Fuseblowtoprotectcode • Supportsall MSP430 boardswith JTAG header • Supportsboth JTAG andSpy-Bi-Wire (2-wire JTAG) debug protocols

More Related