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1、測試系統(tǒng)與模塊塊化化組組件`ú_Uμ?!33y!3"ELECTRONICMEASUREMENTTECHNOLOGY2010ó3?犆犘犔犇X]^_`?ab{y]01ijklmnoo(W′l]EáEFW′210094)^_:C??rsCPLD*~@èP`a_t)。X_FU?EPM240T100C3Qìa,yuvêaN?r?、`UFbb?,@<=_Vú*>p,òpùa,9êV??_N?8¥ê%;uXFbFU°±?q[VHDL$D?e,
2、}êaFb-?,@uX3?8¥êg#,1Cê3?#;O=LFU,k[CPLDjIˉ¢*kl
3、gZfDUARTù,RS232caêeiL。-é#?Fb*`a_N?ùG45SPHga`a*ù-,2?[sf2*=&~@èP_。`ab:CPLD;~@èP;`r)á′;`a_cd:ef:TP302.1?@ghi:A犛狋狅狉犲犱狋犲狊狋犻狀犵犪狀犱犿犲犪狊狌狉犻狀犵狅犳狋犺狉犲犲犪狓犻狊犪犮犮犲犾犲狉犪狋犻狅狀犫犪狊犲犱狅狀犆犘犔犇LiuXinKongDerenJiangDongdong(SchoolofMechanicalEngineering,NJUST,Nanjing210094)犃犫狊狋狉犪犮狋:Amethodofm
4、emorytestingofthreeaxisaccelerationbasedonCPLDisproposed.Thecomponentsofthesystem,designprinciplesofcircuitarebothamplyintroducedwithEPM240T100C3beusedasboreofhardware,theentiretestsystemisoptimizedfromtheperformanceandvolumeduetothespecialtyofthetestingobject;als
5、o;usingVHDL,theideaoftheCPLDcontrolproceduresisdescribedandthesimulationchartsaregiven;AnideathatthecomprehensivelogicunitcontainedinCPLDcanrealizeUARTfunction,thencompletedatacomunictionbyusingRS232.Itisdemonstratedbytheresultsthatthesystemcanmeettherequirementsof
6、highspeedsamplingandsiorageandcanbeusedforrealmissilebornethreeaxisaccelerationtest.犓犲狔狑狅狉犱狊:CPLD;threeaxisAcceleration;chargeamplifier;storagemeasurementLM¨?`U、A/DíA`U、?u`U、°±′、`a0jkjh??L`U?r?。?j,=
7、Q;*8、*¥|c?[1]。sj=·b*>p,a?jLM*_?¨h?J_*a?。z?*j=_t)Q±z$_μ?,3?)*
9、^êU/?ê??′,??t)V′N?§¨pàá,J?#2?·b??,O=?Kü,2àpBS[24]。ó£uú6£*`a_μ?,#1N?t.#Q??K*=&_t),(3,9、£`ü,ùsS?、SéZ、Só?RY·b0?>?,O£OòóZ[sz?′?#`?_U*@%??`rLM,}¨?`′N?_0。rs`a_N?*???QêSNU{a$C*`rLMí@Q3è`óLMiv?A/D?_h,+,Cê??rsCPLD*`a_
10、t),2íA`U,?u`U*?uLM3è*?"e,?°±[sj==
11、*~@èPSPHga`a?!鋥A/DíAi*O?LMv?`ajh。êei1±r:;L`Ua?°±′T,{`ajh0*O=L?a#1Q`a_N?*r?t.#,ùz?′、C,@8¥8?-*O=ˉ??!ぃ梗埂?33y789:;12、gPKàFM23MLD16,lj
13、?`zY`*SRAM,FM23MLD16S,`TQ29μA,ùG45`a_N?,9、?
14、`zl28¥O=?,pù?C2。cc`UFb£ü??4S&?ù-[5]。^H[z?*RS232caêei8¥L。?ê}2.1xtpqFbi,y?t?,??_N?*`UI