低成本的USB单片机编程的PICkit™1闪存入门工具包

ThePICkit™1FLASHStarterKitisalowcost

programmerforMicrochip's8/14-pinFLASH

microcontrollers.Onthesurface,thePICkit1isan

easytouseprogrammer.Whatmaynotbesoobvious

toitsuseristhePICkit1isalsoausefuldesign

exampleillustratingprimarilytwothings:(1)a

Windows

®

-basedlowspeedUSBapplicationand(2)

asimpleboostpowersupplydesign.Thisapplication

notediscussesallaspectsofdesignthatwentinto

creatingthePICkit1.Thisapplicationnotewillexplore

indetailthehardwaredesign,Windows-basedsoft-

ware,andPIC16C745firmware.Thefollowingisalist

offeaturesthatmakethePICkit1ausefuldesign

example.AN258LowCostUSBMicrocontrollerProgrammerThebuildingofthePICkit1FLASHStarterKitAuthors:RestonConditFIGURE1:PICkit1FLASHSTARTERKITDanButlerPRINTEDCIRCUITBOARDMicrochipTechnologyInc.INTRODUCTIONThePICkit1FLASHStarterKitisalowcostprogrammerforMicrochip's8/14-pinFLASHmicrocontrollers.Onthesurface,thePICkit1isaneasytouseprogrammer.WhatmaynotbesoobvioustoitsuseristhePICkit1isalsoausefuldesignexampleillustratingprimarilytwothings:(1)aWindows-basedlowspeedUSBapplicationand(2