HT82B42RE datasheet(5/84 Pages) HOLTEK

5 / 84 page

Rev. 1.10

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HT82B42R/HT82B42RE

I/O MCU with USB Interface

Features

• Operatingvoltage:

fSYS=6M/12MHz:3.3V~5.5V

• Fullyintegrated6MHzor12MHzoscillator

• 4096×15programmemory

• 160×8datamemoryRAM

• EEPROMMemory:128×8(ForHT82B42REonly)

• USB2.0lowspeedfunction

• PS2andUSBmodessupported

• 3endpointssupported–endpoint0included

• Integrated1.5kΩresistorbetweenV33OandUDNpinsforUSBapplications

• InternalRegulatorwith3.3Voutput

• 8-levelsubroutinenesting

• 15bidirectionalI/Olines(max.)

• 8-bitprogrammabletimer/eventcounterwithoverflowinterrupt

• 16-bitprogrammabletimer/eventcounterwithoverflowinterrupt

• WatchdogTimer

• SerialSPIInterface

• AllI/Opinshavewake-upfunctions

• Power-downfunctionandwake-upfeaturereducepowerconsumption

• Upto0.33μsinstructioncyclewith12MHzsystemclockatVDD=5V

• Bitmanipulationinstruction

• 15-bittablereadinstruction

• 63powerfulinstructions

• Allinstructionsinoneortwomachinecycles

• Lowvoltageresetfunction

• 16-pinNSOP,20-pinSSOPand20-pinQFNpackages

General Description

TheHT82B42Ris8-bithighperformance,RISCarchitecturemicrocontrollerdevicesspecifically

designedformultipleI/Ocontrolproductapplications.Inaddition,theHT82B42REisembedded

withanEEPROMdevice.

Theadvantagesoflowpowerconsumption,I/Oflexibility,timerfunctions,integratedUSB

interface,serialSPIinterface,PowerDownandwake-upfunctions,Watchdogtimeretc.,makethe

devicesextremelysuitableforuseincomputerperipheralproductapplicationsaswellasmanyother

applicationssuchasindustrialcontrol,consumerproducts,subsystemcontrollers,etc..

EEPROMmemoryisincorporatedintotheHT82B42RE,whichisusefulforapplicationsthat

requireanareaofnon-volatilememory,perhapstostoreinformationsuchascalibrationparameters,

partnumbersetc..MostfeaturesarecommontotheHT82B42R,however,theydifferinthe

provisionofanEEPROM.

HT82B42RE Datasheet(PDF) 5 Page - Holtek Semiconductor Inc

HT82B42RE Datasheet(HTML) 5 Page - Holtek Semiconductor Inc

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