芯片解密

下面是关于at90usb1287芯片的主要技术特征介绍，供大家做技术参考和分析。如果客户有at90usb1287芯片解密等atmel系列单片机解密需求，欢迎与科技联系咨询更多解密详情

–135powerfulinstructions–mostsingleclockcycleexecution

highperformance,lowpoweravr?8-bitmicrocontroller

–32x8generalpurposeworkingregisters

–upto16mipsthroughputat16mhz

non-volatileprogramanddatamemories

–32/64/128kbytesofin-systemself-programmableflash

endurance:0,000write/erasecycles

usbbootloaderprogrammedbydefaultinthefactory

in-systemprogrammingbyon-chipbootprogramhardwareactivatedafter

reset

trueread-while-writeoperation

allsuppliedpartsarepreprogramedwithadefaultusbbootloader

–1k/2k/4k(32k/64k/128kflashversion)byteseeprom

endurance:0,000write/erasecycles

–5k/4k/8k(32k/64k/128kflashversion)bytesinternalsram

–upto64kbytesoptionalexternalmemoryspace

–programminglockforsoftwaresecurity

jtag(ieeestd.1141compliant)interface

–boundary-scancapabilitiesaccordingtothejtagstandard

–extensiveon-chipdebugsupport

–programmingofflash,eeprom,fuses,andlockbitsthroughthejtaginterface

usb0full-speed/low-speeddeviceandon-the-gomodule

–compliesfullywith:

–universalserialbusspecificationrev0

–on-the-gosupplementtotheusb0specificationrev0

–supportsdatatransferratesupto12mbit/sand5mbit/s

usbfull-speed/lowspeeddevicemodulewithinterruptontransfercompletion

–endpoint0forcontroltransfers:upto64-bytes

–6programmableendpointswithinoroutdirectionsandwithbulk,interruptor

isochronoustransfers

–configurableendpointssizeupto256bytesindoublebankmode

–fullyindependant832bytesusbdpramforendpointmemoryallocation

–suspend/resumeinterrupts

–power-onresetandusbbusreset

–48mhzpllforfull-speedbusoperation

–usbbusdisconnectiononmicrocontrollerrequest

usbotgreducedhost:

–supportshostnegotiationprotocol(hnp)andsessionrequestprotocol(srp)

forotgdual-roledevices

–providestatusandcontrolsignalsforsoftwareimplementationofhnpandsrp

–providesprogrammabletimesrequiredforhnpandsrp

peripheralfeatures

–two8-bittimer/counterswithseparateprescalerandcomparemode

–two16-bittimer/counterwithseparateprescaler,compare-andcapturemode–realtimecounterwithseparateoscillator

–four8-bitpwmchannels

–sixpwmchannelswithprogrammableresolutionfrom2to16bits

–outputcomparemodulator

–8-channels,-bitadc

–programmableserialusart

–master/slavespiserialinterface

–byteoriented2-wireserialinterface

–programmablewatchdogtimerwithseparateon-chiposcillator

–on-chipanalogcomparator

–interruptandwake-uponpinchange

specialmicrocontrollerfeatures

–power-onresetandprogrammablebrown-outdetection

–internalcalibratedoscillator

–externalandinternalinterruptsources

–sixsleepmodes:idle,adcnoisereduction,power-save,power-down,standby,andextendedstandby

i/oandpackages

–48programmablei/olines

–64-leadtqfpand64-leadqfn

operatingvoltages

–7-5v

operatingtemperature

–industrial(-40°cto+85°c)

maximumfrequency

–8mhzat7v-industrialrange

–16mhzat5v-industrialrange

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