[毕业设计精品]多功能函数发生器毕业设计

A1A0A2A3A4A5A6A7A8A9A8A10A11A12A13A14A15A16A181A19A2018A19目录第一章绪论2第二章外围设备321复位电路322系统时钟5第三章单片机内部结构及其资源分配631单片机的内部结构632ADC0832内部结构及配置7第四章编写程序及其对程序的简易分析10第五章与同波波类形发生器作比较1351几种简单的占空比可调脉冲电路1352单片多波形发生器14结论16致谢17文献参考18A21A17A22A23A24A25A26A27第一章绪论单片机一直被视为难学的课程之一，“难”的方面是多方面的，如涉及知识面广，该念难于理解，但是一个不可忽略的原因就是“单片机”难以自学，且没有足够的实验实践机会。单片机是将CPU，定时器，计数器，接口等集中到一块芯片上的计算机。时至今日，单片机已由8位机发展成为32位机甚至更高。其性价比更加优异，集成度更高，体积更小,可靠性更高，控制功能更强，需求电压低，耗能更低，更重要的是他引用与航天航空，国防军事，工业G8991控等G20058G3507。G7424G7003G1183G13473一G12193用8G26G24G20单片机G7512成的G8886G5430发G10995器，可G1147G10995G989G16294G8886G451方G8886G451G19203G21843G8886G2656G8503G5370G8886等多G12193G8886G5430，G8886G5430的G2620G7411可用程G5219G6925G2476，G5194可G7693G6466需要G17885G6333单G7509性G17767G1998G6122G2464G7509性G17767G1998，G1867有G13459G17347G12628单G451G13479G7512G13051G1957G451性能优G17246等G10317G9869。其G3818G3272G13479G7512G16786G13634如G3282G20A28A18A29A19A20A31A32A19A1A0A2A3A4A5A6A7A8A9A8A10A11A12A13A14A15A16A183A19A2018A19第二章外围设备21复位电路G2528G1231G1321G5506G3423计算机G5224用G13007G13491一G7691，G48CG54G16G24G20G13007G2027单片机8G26G24G20的G3809位功能是不可G13582G4581的，G3809位G2375是G6164G16871的G1931G9921G2563G2172，8G26G24G20一G7098G3809位，其CPU就会自G2172G3332G1363其G1881G18108G2033G3999G2282，G5194自G2172G16025G2033G1552。重G7044G5332G3999G1186PCG32G19G19G19G19G43G6203G15904G17G708G20G709G4557G3809位G1461G2507的要求。G85048G26G24G20单片机是G17902G17819G3818G18108G3809位电G17347G13485其G3809位G1461G2507G12483G4388G53G54G55G18G57PG39G6564G1391一个强制性电G5191G1461G2507G7481实G10628的，G2375G3324CPU时G19059G6403G14645G13007G13491G8503G5132工G1328G5785G1929G991，G14521G13485G1998G53EG55G12483G17767入一个至G4581有两个机器G2620G7411时间长的高电G5191G1461G2507就可实G10628G3809位，CPUG1881G18108G3809位是G3324G53G54G55G53EG54EG55G12483G2476成高电G5191的第二个机器G2620G7411时间G1881进G15904的，G5194G3324G53G54G55G12483G1461G2507由高电G5191G2476为低电G5191时，CPU将自G2172的G1186程G5219存储器G19G19G19G19G43G3332址单元G5332G3999取指令G5194G6203G15904程G5219，如果G53G54G55G12483一直保持高电G5191，则单片机就会一直保持循环G3809位的状态，一般G5785G1929G991这G12193状态是不允许的。G7082G709G3809位电G17347G7693G6466以上8G26G24G20单片机G4557G3809位电G17347的要求以及G17902G5132采用的上电G3809位G2656手G2172上电G3809位两G12193方法，G48CG54G16G24G20单片机典G3423的既G1867有上电G3809位功能又G1867有手G2172G3809位功能的G3809位电G17347如G32822G6164示。上电G3809位G17902G5132用于单片机的G1931G2563G2172，G2375单片机的G2033G3999G3809位，其工G1328原理是G32822电源G5332关接G17902瞬间，由于电容C两G12483的电压不能突G2476，G5194经G17819反相器倒向后，G1363得G53G54G55G18G57PG39为高电G5191，G8504后，UA30A30经G53A33G13485电容C不断充电，电容上的压降不断升高，G2375反相器G17767入G12483电位不断升高，这G7691经反相器倒向后，G1363得G53G54G55G18G57PG39G12483电位不断降低，只要G53A33C充电时间G5132数足够大，就可以保证G53G54G55G18G57PG39G12483有足够的至G4581是两个机器G2620G7411时间的G55G55L高电G5191G1461G2507G1363单片机可靠G3809位，随着电容C充电时间的延长，G53G54G55G18G57PG39G12483电位将逐步G991降与G55G55L电G5191G1363单片机脱离G3809位状态。手G2172G3809位G17902G5132用于G8504单片机的G9921G2563G2172，G2375单片机G3324工G1328状态的G3809位，G3324G32822中，将G5332关用手压合一次G2375可G1363单片机G3809位，其工G1328原理是用手压合一次G5332关A21A17A22A23A24A25A26A27G54A34,G54A34的闭合时间一般约为几毫秒到几十毫秒，G54A34如G8504长的闭合时间能保证电容充分放电后，反相器的G17767入G12483仍有充分长的时间处于低电G5191，这G7691，G2375保证了G53G54G55G18G57PG39G12483有足够长的时间处于高电G5191，G1363单片机可靠G3809位，当手松G5332时，G54A34打G5332，UA30A30经G53A33G13485电容C不断充电，反相器G17767入G12483电位不断上升，G53G54G55G18G57PG39G12483电压不断G991降，当G53G54G55G18G57PG39G12483电位G991降到G55G55L电G5191时，单片机也就脱离了G3809位状态。G7083G709G3809位电G17347的G1328用G3809位电G17347的G1328用是G1363单片机G2033G3999G2282，G2375G17902G17819G3809位把单片机G1881G18108的各个G18108分恢G3809到预先已知的G10317定状态，G1363之成为编制程G5219G451G6203G15904程G5219G2656调试程G5219的起G9869。G48CG54G16G24G20单片机G3809位的G1328用是G1363控制G1461G2507G2656ALEG16786G13634为G17767入状态，G2375G32G20，ALEG32G20，G5194G1363CPU中的G10317殊功能寄存器处于如G991表G20G6164示的G10317定G2033G3999G3809位状态，如G3809位后，PA35G16PA35G17767G1998高电G5191，G54P指针重G7044赋G1552为G19G26G43，其他G10317殊功能寄存器G2656程G5219寄存器G451PC均被清零。表G20G48CG54G16G24G20G13007G20278G26G24G20单片机G3809位后G1881G18108寄存器的状态G3809位G4557单片机G1881G18108G53AG48的状态没有影响，一般G3324G1931G2563G2172G5785G1929G991，G1881G18108G53AG48的G1881容是不确定的随机数，G3324G9921G2563G2172G5785G1929G991，G1881G18108G53AG48的G1881容不会G6925G2476。22系统时钟A18A36A19A20A31A32A19A1A0A2A3A4A5A6A7A8A9A8A10A11A12A13A14A15A16A185A19A2018A19G13007G13491时G19059是CPUG5430成G13007G13491控制G1461G2507的时间基准，协调8G26G24G20各功能G18108件的G8503G5132逻辑运G15904，G85048G26G24G20单片机的时G19059是由时G19059电G17347G1147G10995的，其G12483G4388共有两个XAG55LA33G209G12483G4388是其芯片G1881G18108G6403G14645电G17347G708单G7509反相放大器G709的G17767入G12483；XAG55LA34G208G12483G4388是其芯片G1881G18108G6403G14645电G17347G708单G7509反相放大器G709的G17767G1998G12483，G48CG54G16G24G20G13007G2027单片机的G13007G13491时G19059可由G1881G18108时G19059G2656G3818G18108时G19059两G12193方式G1147G10995。G708G20G709G1881时G19059方式G8504G48CG54G16G24G20单片机G1881G18108时G19059G1147G10995方式是利用芯片G1881G18108的单级反相器G6403G14645电G17347G3324XG55ALA33G2656AG55ALA34两G12483G4388上G3818接定时元件G1147G10995自激G6403G14645G7481G5430成G13007G13491时G19059的。用示G8886器G3324AG55ALA34G12483可观察到G6164G1147G10995的G13007G13491时G19059G1461G2507。G1881G18108时G19059G1147G10995方式的G3818接电G17347如右G32823G6164示A37定时元件一般采用石英晶G6403G708G12628称晶G6403G709G2656电容组成G5194联谐G6403电G17347，这G7691G3324芯片G1881G18108G1427可G1147G10995与G3818加晶G6403G2528G20069G10587的G6403G14645时G19059G1461G2507，一般晶G6403G20069G10587可以G3324G20G172G48G43G93G2656G202G48G43G93之间G1231G5859G17885G6333，电容CA33,CA34可以G33242G19G16G25G19G83G41之间G1231G5859G17885G6333，G7424单片机G17885G63333G19G83G41，电容CA33,CA34G4557G6403G14645G20069G10587可起G5506调G1328用，G7082G709G3818时G19059方式G48CG54G16G24G20G13007G2027单片机G3818G18108时G19059G1147G10995方式是利用G3818G18108G6403G14645器G1147G10995的G6403G14645G19059G1461G2507G5430成G13007G13491时G19059的，如G991G3282G23G6164示G17A21A17A22A23A24A25A26A27G3818G18108G6403G14645器的G17767G1998G1461G2507G5224接G3324XG55ALA33G12483G4388上，且XG55ALA34G12483G4388G5224接G3332，G6403G14645G1461G2507的G20069G10587G5224低于G202G48G43G93，由于XG55ALA33G12483G4388的电G5191不是G55G55L电G5191，G6937G5224接上一位G6301电G19471，该时G19059G1147G10995方式G1177G3324G6984个单片机G13007G13491已有时G19059源G6122G13785为了取得时G19059上的G2528步时G6177G1363用A28第三章内部结构及资源分配31使用单片机的内部结构G208G26G24G20单片机的G1039要功能G10317G9869；G798位CPUG79G24G20G13007G2027的单片机片G1881G53AG48为G2028G4395G14422G708G2265G63368G26G24G20G709G79片G1881有G23G46EPG53G50G48G79有2个优先级的G24个中断源G13479G7512G79有G23个G17767入G18G17767G1998接口G708PA35,PA33,PA34,PA38均为8位G5194G15904口G709G79有2个G20G25位定时G18计数器G79G5079G4584处理器2单片机的G13479G7512组成A18A39A19A20A31A32A19A1A0A2A3A4A5A6A7A8A9A8A10A11A12A13A14A15A16A187A19A2018A19G48CG54G16G24G20G13007G2027单片机的G1881G18108组成及G13479G7512G7706G3282如G991G3282G24G6164示32ADC0832内部结构及配置G4448成G39G18AG17728G6454G6122AG18G39G17728G6454的G13459G17347有多G12193，G10317G2047是单片大G16280G8181集成AG18G39G451G39G18AG19394G1002，为实G10628这G12193G17728G6454G6564G1391了G7509大的方G1427。G1523G2173手G1888G6564G1391的器件性能指G7643及典G3423G5224用电G17347，G2375可G8503确G1363用这G1135器件。G7424G16786计将采用大G16280G8181集成电G17347G39ACG19832实G10628G39G18AG17728G6454。G708一G709G39G18AG17728G6454器G39ACG19832G39ACG19832是采用CG48G50G54工G14414制成的单片直G8981G17767G1998G34238位数G18G8181G17728G6454器。如G3282G25G6164示，G4439由倒G55G3423G53G162G53电G19471G13605G13488G451G8181G6323G5332关G451运算放大器G2656G2454G13783电压G57G53EG41G3247大G18108分组成。运算放大器G17767G1998的G8181G6323G18339G57G19为由上式可G16277，G17767G1998的G8181G6323G18339与G17767入的数G4395G18339G708G39A40A41A42G172A40A41A42G14AG14G39A43G172A43G709成G8503比，这就实G10628了G1186数G4395G18339到G8181G6323G18339的G17728G6454。一个8位G39G18AG17728G6454器有8个G17767入G12483G708其中G8611个G17767入G12483是8位二进制数的一A44A45A46A47A48A49A50A51位G709，有一个G8181G6323G17767G1998G12483。G17767入可有2A52G322G24G25个不G2528的二进制组态，G17767G1998为2G24G25个电压之一，G2375G17767G1998电压不是G6984个电压G14551G3272G1881G1231G5859G1552，G13792只能是2G24G25个可能G1552。G3282G26是G39ACG19832的逻辑G7706G3282G2656引G14062G6502G2027。G39G19G16G39G26数G4395G1461G2507G17767入G12483。G44LEG17767入寄存器允许，高电G5191有G6940。CG54片G17885G1461G2507，低电G5191有G6940。G58G53G20G1901G1461G2507G20，低电G5191有G6940A53A54A55A56A57A58A59A60A61A62A63A64A65A66A67A68A69XG41EG53G1268G17877控制G1461G2507，低电G5191有G6940。G58G532G1901G1461G25072，低电G5191有G6940。G44G50UG55G20G451G44G50UG552G39AC电G8981G17767G1998G12483。G53G73G69是集成G3324片G1881的G3818接运放的反G20316电G19471A70A53A71A72A73A74A75A62A76A77A78A79A80A81A53A82A83A84A85A86A87A88A89A90A91A88A89A92A93A94A95A96A97A98A99A100A101A100A102A103A104A105A106A107A108A879A89A9018A89G57G85G72G73基准电压G708G16G20G19G16G14G20G19G57G709。G57G70G70是源电压G708G14G24G16G14G20G24G57G709。AG42G49G39G8181G6323G3332G49G42G49G39数G4395G3332，可与AG42G49G39接G3324一起G1363用。G39ACG19832G17767G1998的是电G8981，一般要求G17767G1998是电压，G6164以G17836G5529G20047经G17819一个G3818接的运算放大器G17728G6454成电压。G44G49G19G16G44G49G268G17347G8181G6323G1461G2507G17767入G12483。AG20G451A2G451AG19G3332址G17767入G12483。ALEG3332址G19157存允许G17767入G1461G2507，G3324G8504G14062G7057加G8503G14045G1926，上升G8851有G6940，G8504时G19157存G3332址G11733，G1186G13792G17885G17902相G5224的G8181G6323G1461G2507G17902G17959，以G1427进G15904AG18G39G17728G6454。G54G55AG53G55G2563G2172G1461G2507G17767入G12483，G5224G3324G8504G14062G7057加G8503G14045G1926，当上升G8851到G17810时，G1881G18108逐次G17936G17829寄存器G3809位，G3324G991降G8851到G17810后，G5332G3999AG18G39G17728G6454G17819程。EG50CG17728G6454G13479G7475G17767G1998G1461G2507G708G17728G6454接G2475G7643G5547G709，高电G5191有G6940。G50EG17767入允许G1461G2507，高电G5191有G6940。CLG50CG46CP时G19059G1461G2507G17767入G12483，G3818接时G19059G20069G10587一般为G25G23G19G78G43G93。G57G70G70G14G24G57单电源G1391电。G451G57G85G72G73G14,G57G85G72G73G16基准电压的G8503G7509G451G17139G7509。一般G57G85G72G73G14接G14G24G57电源，G57G85G72G73G16接G3332。G39G26G16G39G19数G4395G1461G2507G17767G1998G12483。由A2G451AG20G451AG19G989G3332址G17767入G12483G17885G179028G17347G8181G6323G1461G2507中的G1231G1321一G17347进G15904AG18G39G17728G6454。A44A45A46A47A48A49A50A51第四章编写程序及简易分析G13007G13491G17731件G2265G6336延时G4388程G5219G3324G1881的G8886G5430发G10995程G5219组成，采用G7609G16822方式G6205展中断源控制程G5219G1147G10995的G8886G5430，G7693G6466G3282G20中的G3818G3272G16786G13634G13479G7512G3282，编G1901G2454G13783程G5219如G991G50G53G42G19G19G203G43LG45G48PEXG44G49G55G50G53G42G20G19G19G43EXG44G49G55G29G50G53LPG20,G6G19G41G43；PG20口低G23位为G17767G1998G45G37PG20G17G19,G54EG53G57G20；G17885G6333G19203G21843G8886G45G37PG20G17G20,G54EG53G572；G17885G6333G989G16294G8886G45G37PG20G172,G54EG53G573；G17885G6333G11709G5430G8886G45G37PG20G173,G54EG53G57G23；G17885G6333G8503G5370G8886G53EG55G44；中断G17832G3250G54EG55G57G20G29G48G50G57A,G6G19G19G43；G2033G3999G2282G48G50G57G533,G6G19G41EG43G48G50G57G39PG55G53,G6G26G41G41G41G43；取入口G3332址G48G48G29G48G50G57XG35G39PG55G53,A；G17877G17728G6454G44G49CALCALLLG50G50P2；G1927定G8886G5430G3381度G39G45G49G61G533,G48G48；G2040断G17728G12239G54G45G48PEXG44G49G55G54EG53G572G29G48G50G57A,G6G19G19G43；G2033G3999G2282G48G50G57G39PG55G53,G6G26G41G41G41G43；取入口G3332址G54G54G20G29G48G50G57XG35G39PG55G53,A；G17877G17728G6454LCALLLG50G50P2；G1927定G8886G5430G3381度G54G542G29G44G49CACG45G49EA,G6G19G41G41G43,G54G54G20；G2040断G8886G5430是G2554G17810到G4804G1552G54G543G29G39ECA；G8886G5430G5332G3999G991降G48G50G57XG35G39PG55G53,A；G17877G17728G6454LCALLLG50G50P2；G1927定G8886G5430G3381度G45G49G61G54G543；G2040断G8886G5430是G2554G17810到G16907G1552G54G45G48PEXG44G49G55；G1147G10995G991一个G2620G7411G54EG53G573G29G48G50G57A,G6G19G19G43；G2033G3999G2282G48G50G57G39PG55G53,G6G26G41G41G41G43；取入口G3332址G48G50G57XG35G39PG55G53,A；G17877G17728G6454LCALLLG50G50PG20；调用G4388程G5219G48G50G57A,G6G19G41G41G43G48G50G57XG35G39PG55G53,A；G17877G17728G6454LCALLLG50G50P2；调用G4388程G5219G54G45G48PEXG44G49G55；G1147G10995G991个G2620G7411G8886G5430G54EG53G57G23G29G48G50G57G53G24,G6G19G41EG43；G13634G1571G12239G18339A87A91A109A89A90A91A88A89A92A93A94A95A96A97A98A99A100A101A100A102A103A104A105A106A107A108A8711A89A9018A89G54G44G49G29G48G50G57A,G53G24G48G50G57G39PG55G53,G6G24G19G19G43；G1186表G7696中取数G48G50G57CA,G35AG14G39PG55G53；G17877入寄存器中G48G50G57G39PG55G53,G6G26G41G41G41G43；取入口G3332址G48G50G57XG35G39PG55G53,A；G17877G17728G6454LCALLLG50G50P2G44G49CG53G24；G1571G12239G18339加一CG45G49EA,G6G19G399G43,G54G44G49G54G45G48PEXG44G49G55G50G53G42G24G19G19G43；G8503G5370G8886表G7696G39G37G298G19G43,83G43,8G25G43,89G43,8AG43,8G39G43,9G19G43,93G43,9G25G43,99G43,9EG43,G19A2G43,G19AG24G43,G19A8G43,G19AG37G43,G19AEG43G39G37G29G19G37G20G43,G19G37G23G43,G19G37G26G43,G19G37AG43,G19G37CG43,G19G37G41G43,G19C2G43,G19CG24G43,G19CG26G43,G19CAG43,G19CCG43,G19CG41G43,G19G39G20G43,G19G39G23G43,G19G39G25G43,G19G398G43G39G37G29G19G39AG43,G19G39G39G43,G19G39G41G43,G19EG20G43,G19E3G43,G19EG24G43,G19EG26G43,G19E9G43,G19EAG43,G19ECG43,G19EEG43,G19EG41G43,G19G41G20G43,G19G412G43,G19G41G23G43,G19G41G24G43G39G37G29G19G41G25G43,G19G41G26G43,G19G418G43,G19G419G43,G19G41AG43,G19G41G37G43,G19G41CG43,G19G41G39G43,G19G41G39G43,G19G41EG43,G19G41G41G43,G19G41G41G43,G19G41G41G43,G19G41G41G43,G19G41G41G43,G19G41G41G43A87A91A109A89A90A91A88A89G39G37G29G19G41G41G43,G19G41G41G43,G19G41G41G43,G19G41G41G43,G19G41G41G43,G19G41G41G43,G19G41G41G43,G19G41G39G43,G19G41G39G43,G19G41CG43,G19G41G37G43,G19G41AG43,G19G419G43,G19G418G43,G19G41G26G43,G19G41G25G43G39G37G29G19G41G24G43,G19G41G23G43,G19G412G43,G19G41G20G43,G19EG41G43,G19EEG43,G19ECG43,G19EAG43,G19E9G43,G19EG26G43,G19EG24G43,G19E3G43,G19EG20G43,G19G39G41G43,G19G39G39G43,G19G39AG43G39G37G29G19G398G43,G19G39G25G43,G19G39G23G43,G19G39G20G43,G19CG41G43,G19CCG43,G19CAG43,G19CG26G43,G19CG24G43,G19C2G43,G19G37G41G43,G19G37CG43,G19G37AG43,G19G37G41G43,G19G37G23G43,G19G37G20G43G39G37G29G19AEG43,G19AG37G43,G19A8G43,G19AG24G43,G19A2G43,9G41G43,9CG43,99G43,9G25G43,93G43,9G19G43,8G39G43,89G43,8G25G43,83G43,8G19G43G39G37G298G19G43,G26CG43,G269G43,G26G25G43,G262G43,G25G41G43,G25CG43,G259G43,G25G25G43,G253G43,G25G19G43,G24G39G43,G24AG43,G24G26G43,G24G24G43,G24G20G43G39G37G29G23EG43,G23CG43,G238G43,G23G24G43,G233G43,G23G19G43,3G39G43,3AG43,38G43,3G24G43,33G43,3G19G43,2EG43,2G37G43,29G43,2G26G43G39G37G292G24G43,22G43,2G19G43,G20EG43,G20CG43,G20AG43,G208G43,G20G25G43,G20G24G43,G203G43,G20G20G43,G20G19G43,G19EG43,G19G39G43,G19G37G43,G19AG43G39G37G29G199G43,G198G43,G19G26G43,G19G25G43,G19G24G43,G19G23G43,G193G43,G192G43,G192G43,G19G20G43,G19G19G43,G19G19G43,G19G19G43,G19G19G43,G19G19G43,G19G19G43G39G37G29G19G19G43,G19G19G43,G19G19G43,G19G19G43,G19G19G43,G19G19G43,G19G20G43,G192G43,G192G43,G193G43,G19G23G43,G19G24G43,G19G25G43,G19G26G43,G198G43,G199G43G39G37G30G19AG43,G19G37G43,G19G39G43,G19G41G43,G20G19G43,G20G20G43,G203G43,G20G24G43G53EG55G44LG50G50PG20G29G48G50G57G53G26,G6G20G23G43；G16025入计数G2033G1552G39ELG20G29G48G50G57G53G25,G6G26G37G43；G16025单循环延时G1552G49G50PG39EL2G29G39G45G49G61G53G25,G39EL2；2G104G2023G142G322G238G88G86G39G45G49G61G53G26,G39ELG20；2G238G142G1042G19G14G20G32G24G17G19G19G20G80G86G53EG55LG50G50P2G29G48G50G57G53G24,G6G19AG43；G16025入计数G2033G1552G39EL3G29G48G50G57G53G23,G6G26G37G43；G16025单循环延时G1552G49G50PA44A45A46A47A48A49A50A51G39ELG23G29G39G45G49G61G53G23,G39ELG23；2G104G2023G142G322G238G88G86G39G45G49G61G53G24,G39EL32G238G142G104G20G19G14G20G322G17G24G19G19G20G80G86G53EG55EG49G39该G2454G13783程G5219是由G3282G20G3818G3272G16786G13634的G11840件G6164G1927定的G1852G18108程G5219G1363用2个G4388程G5219，G2375LG50G50PG20，LG50G50P2。LG50G50PG20延时G24G80G86，LG50G50P2延时2G17G24G80G86，G3324G11709G5430G8886中G2375G1582G2356空比调G14422，又可控制其G2620G7411，LG50G50P2用于G54EG53G57G20，G54EG53G572，G54EG53G57G23均G1328调G14422G20069G10587G708G2620G7411G709之用。LG50G50PG20，LG50G50P2延时G4388程G5219，均采用多循环延时G4388程G5219G16786定，因G11840件G1363用G202G48G43G93晶G6403，G6937不难得G1998延时时间。A87A91A110A89A90A91A88A89A92A93A94A95A96A97A98A99A100A101A100A102A103A104A105A106A107A108A8713A89A9018A89第五章与同类型波形发生器作比较51几种简单的占空比可调脉冲电路实用的PG54G58电G17347的实G17148就是一个方G8886G2620G7411一定G2356空比可调电G17347。G4439的基G7424工G1328原理是将一个G20069G10587一定的G19203G21843G8886G5430与一个直G8981控制电压G3324比G17751器上进G15904比G17751，当直G8981控制电压G6925G2476时，G17767G1998G2356空比就G17331随G6925G2476。G3324没有G999用PG48G58电G17347的G5785G1929G991，可以G1363用以G991G1183G13473的电G17347。G20G451G1363用G2464比G17751器G7512成的G2356空比可调电G17347A87A91A110A89A90A91A88A89G32828上G2334G18108分是G2464比G17751器G7512成的G2356空比可调电G17347，电G17347G1363用一片G2464比G17751器，比G17751器G708G20G709为一个方G8886G6403G14645器，G3324其G6403G14645电容上引G1998G19203G21843G8886G17877到比G17751器G7082G709的反相G17767入G12483，比G17751器G7082G709的G2528相G17767入G12483控制电压，调G14422G53A111G2375可调G14422G17767G1998的G2356空比G708G2375G17767G1998G14045G4497G709。G2356空比G17246大；反之，G14045G4497G2476G12376，G2356空比G2476小，G13792G17767G1998G20069G10587由G19203G21843G8886的G20069G10587G1927定。2G451G1363用G24G24G24定时器的G2356空比可调电G17347A44A45A46A47A48A49A50A51A112A113A114A53A115A116A117A118A119A53A120A121A122A123A123A123A124A125A69A126A127A78A128A61A78A129A130A131A132A112A113A118A120A133A134A135A136A137A138A139A140A141A142A143A144A72A118A145A146A147A148A149A150A151A152A153A154A150A155A156A157A158A159A160A161A162A161A152A163A164A150A155A156A157A152A161A158A159A165A161A166A166A166A153A167A168A169A170A171A172A173A174A175A176A177A178A179A180A181A158A159A160A182A158A159A183A184A185A185A179A186A187A158A159A188A147A186A187A189A190A191A192A16952单片多波形发生器A147A193A194A195A196A197A198A199A200A201A198A199A202A203A198A199A204A205A206A207A198A208A200A205A206A207A198A149A209A200A201A198A210A211A212A213A214A215A149A170A216A198A210A217A218A169A147A219A220A196A221A222A223A149A224A173A217A225A226A227A228A229A191A230A150A156A222A223A169G3282G20G19中AA231组成的是比G17751器，AA232组成的是反向积分器，AA231,AA232又共G2528组成G8503反G20316电G17347，G5430成自激G6403G14645器，AA231G17767G1998为G8503G17139G4557称的方G8886，其G17767G1998电压由G53A233分压后G1328A234A235A236A237A238A235A239A237A240A241A242A243A244A245A246A247A248A249A248A250A251A252A253A254A255A1A23415A237A23818A237为AA232的反向G12483G17767入电压,经AA232积分运算后，G17767G1998为G989G16294G8886。AA232积分运算后G17767G1998G989G16294G8886经G53A12,CA232G2656G53A12,CA6两次积分后G2476为G17829似的G8503G5370G8886,G1186UA4A6处G17767G1998。AA13及G53A231A2G53A231A12组成反响比例运算放大器，AA15G32G16G53A231A0G18G53A231A2G32G16G20G2375G17767G1998将G17767入倒向后G17767G1998，G2375UA4A2G17767G1998一G8503向G19203G21843G8886电压。AA6及G37G42组成的电G4388G5332关组成G17139向G19203G21843G8886发G10995器G6925G2476方G8886的G6403G14645G20069G10587G73，调G53A233G2375可G6925G2476G989G16294G8886，G8503G5370G8886及G8503G17139向G19203G21843G8886的G20069G10587，可G3324G19G16G16G16G20G23G17G26G78G43G93间连续可调，G989G16294G8886G2656G8503G5370G8886的幅G1552基G7424上为3G57，G17139向G19203G21843G8886G17767G1998幅G15528G17G26G57G17调G14422G53A233G2375可调G14422G20069G10587G17836将影响G19203G21843G8886电压幅度，G7424电G17347G1328为G17751典G3423的G2033G7411单片多G8886G5430发G10995器G17836可用G7481G1147G10995G8503G17139向梯G5430G8886及时只需G3324CG54上串联一只