语音播报数控直流电流源的设计

3(136)20066MECHANICALENGINEERING&AUTOMATIONNo13Jun1:167226413(2006)0320123202,,(,650051):SPAE061A,DöAAöD,SPAE061A:SPAE061A;DöA;AöD;:TN912TP36811:A:2005211218;:2006201217:(19842),,,0,,,LEDLCD,[1],;,,,,,,,,,,1111DöAAöD(1):SPAE061ADöA,(2)DöA:,SPAE061A,SPAE061ADöA,(3)AöD:AöD,,1121121111DöA,,[2],20mA2000mA,180011(102048)DöA,SPAE061ADöA10,DAC1DAC211DAC16DAC26,12DAC16,DAC26,1211DAC,(DAC1DAC2R0R6),DöA,,,22,,,,,,IC2C,IC2CUout1,,R16R16R16RL,,[3],11212SPAE061A,,,DAC,IOA818,IOB8,8,LEDSPAE061A810AöD,7(),(IOA0IOA6)IOA7,(MIC_IN)AöD(ADC,AnalogtoDigitalConverter)AöDADC,DöADAC0SARAöDP_ADC_Ctrl(7015H)0(ADE)1ADCADE=0,ADCSPAE061ADAC[4],DAC1DAC2AUD1AUD2,P_DAC1(7017)P_DAC2(7016)MIC_INAGCMIC_IN,-AöD,P_ADC(7014H)2C,Windows2000SPAE061AunSPIDE111611,211LED3212,44213(127)421200633,28V,3,,,,,,:[1],.[M].:,1998.[2].[M].:,2001.DesignandResearchofEssentialSafetyMineralPowerSupplyGAOLi-zhen(Dept.ofAutomaticControl,NorthUniversityofChina,Taiyuan030051China)Abstract:Basedonspecialsurroundingofcoalmine,anewtypeofmonolithicswitchpowersupplyisstudied,appliedinthedesignofessentialsafetymineralpowersupply.TheswitchpowersupplyadoptsseriesofTopSwitchII,andhascharacteristicsofsimplifyingcircuit,highaccuracy,andsoon.Theelectricprotectionusesvariouskindsofprotection,includingdualsurplusvoltage,dualsurpluscurrent,highspeedandchainreaction,thusguaranteesrationalparametersofessentialsafety.Keywords:mineralpowersupply;essentialsafety;switchpowersupply(124)55:[1].[M].:,2005.[2],.C[M].:,2004.[3].(1994)(2003)[M].:,2004.[4],.[M].:,2004.PronounceableNumericalControlDirectCurrentPowerSupplyZHANGGuang,ZHANGYing-yao,TANGJun-quan(SchoolofInformationandAutomation,KunmingUniversityofTechnology,Kunming650051,China)Abstract:Thispaperintroducedanumericalcontrolsystemcomposedofthefollowingmolds:DöAconversion,AöDconversion,LED,theelectriccurrentoutputspartandthepronunciationpart.ThissystemusessinglechipSPAE061Aascontrollingunit,canpronouncethevalueoftheactualcurrent.Keywords:SPAE061A;DöAconversion;AöDconversion;pronunciationpart72120063