串行外设接口(spi)及其应用------毕业论文

学士学位论文（二八届）论文题目串行外设接口SPI及其应用论文作者学号专业方向通信工程指导老师二八年五月A1A2A0A4A5A3A6A7A92A10A1136A10本科毕业论文（设计）开题报告学生姓名学号专业通信工程年级论文题目串行外设接口SPI及其应用本课题的研究现状串行外设接口实质上是一个将串行传输数据位发送到其它SPI的移位寄存器，但在现实中应用的很广泛，由于许多芯片在数据交换时都应用了SPI技术，所以本文就显得有必要让大家更加了解SPI。研究目的、意义在数字技术高速发展的今天,有许多芯片被用作数据交换的核心器件,以起到承上启下数据交换的枢纽作用,或者是在集成电路之间进行数据的存储和显示等,如果需要,它G7094G2499以将数字信号进行G3D/AG17728换,以G1427进行G2163G10587G6930大和信G5699发送,G1075G2499以将外G18108G8181G6323信号进行A/DG17728换,以G1427于G2528数字G17935G17765电路进行数据交换,G1955G17743数字G17935G17765电路G3800G10714数据的G2399G2159。G17837G1135芯片G2528数字G17935G17765电路的接口很多G18331用G3SPISERIALPERIPHERALINTERFACE接口技术，所以G54G51G44G1039要用于外设和数据交换。G3研究G1881G4493、研究G7053G8873本文研究的G1881G4493G1039要以作者所G13475G2394的G20045目有G1863，所G18331集的G3247路G5332G1863G18339在G17947到G7041G5332时需通G17819CANG5647G13459等存储到FLASH中，G18039就是通G17819SPIG5647G13459传输的。本文G5194G993是G4448G1852通G17819文字G6563G17860的G7053G5347G1183G13473SPI，所G2027G1042的G1207G11733G4448G1852G13475G17819作者的G20576G16789G994应用。G1363论文更加有G16840G7393G2159。G5415G9994由于G20045目G5194G8821有G4448G1852G13479G7475所以，G6117所G1901的G1881G4493G17836是G8616G17751G12628G2345。论文G6788G1901G6564G13446一、G13007G13491G2010G7524G708一G709、G13007G13491G5332发G10627G3671及G1363用工G1867G708G1120G709、AT91SAM7X256G12628G1183G1120、工作G2419G10714G708一G709、SPIG5647G13459G12628G1183G989、实G19481应用G708一G709、AT91SAM7X256的串行外设接口G708SPIG709G8981程G3282G708G1120G709、AT45DB321CG12628G1183G708G989G709、AT45DB321CG16847G1901G1207G11733实现G708G3247G709、外设数据G6523G2058器PDCA8A12A13A14A15A16A17A18A193A20A2136A20G708G1128G709、通G17819SPI接口G16847G1901数据的G1207G11733实现G1039要G2454G13783文G104981A22A23A24A25ATMELARM7A26A27A28A29A30A31A32A26A33A34A35A36MA37A38A39A40A41A42A43A44A45A46A47A46A48A49A50A51A52A532008A544A55A561A522A22A23EASYARM2100A57A58A59A60A61A62A63A64A65MA66A67A68A69A70A712005A721A7328A743A75A76CPRIMERPLUSA65MA71A77A78A79STEPHENPRATAA75A80A81A82A83A84A85A86A87A88A89A90A912005A722A73A921A904A75A76A93A94A95A96A97CA98A99A90A100A101A65MA102A103A104A105A106A86A70A71A107A108A109A110A89A90A911997A724A73A921A905A75AT91SAM7X256A93A94A111A112HTTP/WWWAT91COM/6A75AT45DB321CA93A94A111A112HTTP/WWWAT91COM/论文进G5242G4445G6502G21G19G19G27年G21G7388G2033，G17885G4462课题，进行了大G18339的G17176G7021G6922集以及G7609G16822工作。G3G21G19G19G27年G22G7388G2033，G2058作了课题的大G13446，G5194G1000得到G6363G4560G13781G5084的通G17819。G3G21G19G19G27年G22G7388G14279G23G7388中G7104，进行了G1881G4493的G13546G17765和校对，在此期间，多次G994G6363G4560G13781G5084和课题小组G2528学沟通和商议，最终确G4462了G2033稿。G3G21G19G19G27年G23G7388下G7104，在G13781G5084以及G2528学的帮助下修改G2033稿，最终G4462稿。G3G21G19G19G27年5G7388G2033，通G17819了G6363G4560教G5084的审核，最终G4448成论文。G6363G4560教G5084意见G6363G4560G13781G5084签字年G7388日G13007审核意见负责人签字年G7388日A113A114A115A116A117A118A119A120A121A122A123A124A125A1264A127A12836A127本科毕业论文设计任务书姓G3G3G3名G3G3学G3号G3G3年G3级G3G3G13007G3G3G3别G3信G5699工程G2010院G3专G3业G3通信工程G3G6363G4560教G5084G3G3职G3称G3讲G5084G3G2345G3位G3通信教研室G3论文题目G3串行外设接口SPI及其应用论G3文G3G1039G3要G3G1881G3G4493G3本文所涉及的G1881G4493G1039要G994作者所G13475G2394的G20045目有G1863。G1039要G1881G4493对G54G51G44G2419G10714的G1183G13473和G54G51G44实G19481G20045目的应用，论文中有相G5415的G1207G11733都G13475作者作了论G16789。G3G3G1039G3要G3G2454G3G13783G3文G3G10498G31A75A76A129A130A131A132A133A134A135A131A136A137A138A139A140A141A142A143A144A145A139A146A147A148A65A149A137A150A151A152A153A154A155A156A157A158A159A160A161A160A162A109A110A89A90A91A163A164A164A165A72A166A73A92A167A90A149A163A150A75A76A168A169A170A171A131A136A137A163A167A164A164A57A58A59A60A61A62A63A64A65A149A137A150A66A67A68A69A70A71A163A164A164A172A72A167A73A163A165A74A149A173A150A75A76A174A175A176A177A133A134A176A175A135A178A170A65A149A137A150A71A77A78A79A179A132A134A180A181A134A182A183A175A176A169A132A169A75A80A81A82A83A84A85A86A87A88A89A90A91A163A164A164A172A72A163A73A92A167A90A149A166A150A75A76A93A94A95A96A97A174A98A99A90A100A101A65A149A137A150A102A103A104A105A106A86A70A71A107A108A109A110A89A90A91A167A184A184A138A72A166A73A92A167A90A149A172A150A75A131A185A184A167A179A131A137A138A186A163A172A187A93A94A111A112A181A132A132A180A188A189A189A190A190A190A183A169A132A184A167A183A191A192A133A1896A75AT45DB321CA93A94A111A112HTTP/WWWAT91COM/G3G1901G3作G3进G3G5242G3G4445G3G6502G3G3论文进G5242G4445G6502G21G19G19G27年G21G7388G2033，G17885G4462课题，进行了大G18339的G17176G7021G6922集以及G7609G16822工作。G3G21G19G19G27年G22G7388G2033，G2058作了课题的大G13446，G5194G1000得到G6363G4560G13781G5084的通G17819。G3G21G19G19G27年G22G7388G14279G23G7388中G7104，进行了G1881G4493的G13546G17765和校对，在此期间，多次G994G6363G4560G13781G5084和课题小组G2528学沟通和商议，最终确G4462了G2033稿。G3G21G19G19G27年G23G7388下G7104，在G13781G5084以及G2528学的帮助下修改G2033稿，最终G4462稿。G3G21G19G19G27年5G7388G2033，通G17819了G6363G4560教G5084的审核，最终G4448成论文。教研室审G4462意见G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3教研室G1039任签字G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3G3年G3G3G3G3G7388G3G3G3G3日G3A113A114A115A116A117A118A119A120A121A122A123A124A125A1265A127A12836A127A193A194A195A75引言7二、系统分析8（一）、系统开发环境及使用工具81ARM集成开发工具介绍82HJTAG介绍83开发板及周边硬件介绍9（二）、AT91SAM7X256简介10三、工作原理11（一）、SPI总线简介111SPI方框图（图31）112时钟产生（CLOCKGENERATION）123传输延迟（TRANSFERDELAYS）124工作模式125、数据传输方式15四、SPI接口实际应用16（一）、AT91SAM7X256的串行外设接口（SPI）流程图16（二）、1AT45DB321C简介171引脚说明（表2）182读写FLASH方框图193FLASH存储模块的设计与实现（AT45DB321C）194写操作205读操作21A118A119A120A121A122A123A124A125A1266A127A12836A127（三）、读写AT45DB321C的完整代码（详见附录1）23（四）、外设数据控制器PDCPERIPHERALDMACONTROLLER231PDC应用方框图（图413）242PDC配置243外设数据控制器PDC寄存器映射（图414）254PDC传输控制寄存器（图415）255PDC传输状态寄存器（图416）266PDC代码设置26（五）、通过SPI接口读写数据的代码实现（详见附录2）27五、总结27六、参考文献27七、注释27八、附录281读写FLASH的完整代码282通过SPI读写数据的代码343系统设计的硬件环境36九、致谢36A196A197A198A199A200A201A202A203A2047A205A20636A205串行外设接口SPI及其应用【摘要】SPISERIALPERIPHERALINTERFACE串行外设接口G5647G13459G13007G13491是一种G2528步串行外设接口,允许MCUG994各种外围设备以串行G7053G5347进行通信、数据交换。外围设备包括FLASH、A/DG17728换器、MCU等。SPIG13007G13491接口,一般G1363用4条G13459串行时钟G13459SCK、G1039机输入/从机输出数据G13459MISO、G1039机输出/从机输入数据G13459MOSI和低电平有效的从机G17885择G13459SS。A207ABSTRACTA208A209SPISERIALPERIPHERALINTERFACESPIBUSSYSTEMISAKINDOFSYNCHRONOUSSERIALPERIPHERALINTERFACE,ALLOWINGMCUWITHAVARIETYOFPERIPHERALDEVICESTOSERIALFORMOFCOMMUNICATION,DATAEXCHANGETHEPERIPHERALEQUIPMENTINCLUDINGFLASH,A/DCONVERTER,MCUANDSOONSPISYSTEMINTERFACE,THEGENERALUSEOFFOURLINESSERIALCLOCKLINESCK,MASTERINPUT/SLAVEOUTPUTDATAFROMTHEMACHINEMISO,MASTEROUTPUT/SLAVEINPUTDATAFROMTHEMACHINEMOSIEFFECTIVEANDLOWCHOICELINEFROMTHESS【关键词】SPI、FLASH、AT45DB321C、串行外设接口一、引言A210A211A212A213A214A215A216A217A218A219A220A221A222A220A223A224A225A219A226A227ITA228A229A230A231A232A233A234A235A236A237A238A239A229A240A233A241A242A243A244A229A245A246A247A248A249A250A251A241A245A246A252A253A254A255A156A67A162A0A1A2A3A165A4A2A5A71A167A250A6A7A248A169A8A9A10A11A173A12A13A248A6A140A9A14A140A15A228A16A17A173A18A5A234A242A151A19A20A21A22A23A24A25A252A26A27A28A248A235A236A237A29A30A31A16A234A193A194A32A33A250A250A34A35A252A36A37A3PDAA3A25A62A38A39A3A203A40A25A41A3VCD/DVD/MP3PLAYERA3A63A38A42A37A67DCA71A3A63A38A43A193A37DVA3A37A199A44SETTOPBOXA3A18A180A25A40HDTVA3A210A45A37A3A26A27A187A46A3A214A47A37A3A216A48A2A5A5A49A19A39A50A252A235A236A237A238A239A234A220A51A52A53A252A54A55A56A19A167A250A57A58A252A67A220A51A52A53A59A203A60A61A235A236A237A64A65A71A248A230A66A68A69WINDOWSA234A252DDKA70A72A73A74A75WDMA220A51A52A53A234A238A76A77A140A77A78A49A16A79A80A81A82A83A248A77A233A240A81A82A83A80A84A248A248A16A27A178A85A86A238A239A87A88A229A248A19A134A89A90A220A51A52A53A252A234A240A63A38A91A92A18A93A72A94A252A95A96,A6A97A98A99A100A178A229A86A63A249A214A47A252A101A102A2A254,A103A104A35A105A247A106A107A63A249A214A47A252A108A109A86A229,A110A111A19A240A112A10A25A216A232A113A114A115A63A249A252A165A4A75A30A116A5,A162A117A118A16,A119A120A203A103A121A63A38A122A123A114A115D/AA124A47,A103A125A114A115A126A127A128A129A75A122A130A72A131,A59A203A103A121A132A133A135A136A122A123A114A115A/DA124A47,A103A125A61A137A63A38A138A139A25A216A114A115A63A249A214A47,A141A142A63A38A138A139A25A216A0A1A63A249A252A143A144A234A251A241A99A100A137A63A38A138A139A25A216A252A145A146A173A98A147A229SPISERIALPERIPHERALINTERFACEA145A146A91A92A234SPIA248A19A148A149SERIALPERIPHERALINTERFACEA252A150A90A248A152A153A154A155A157A19A158A115A132A159A245A246A145A146A234A19MOTOROLAA160A161A240A163MC68HCXXA238A164A0A1A2A247A243A155A252A234SPIA145A146A166A16A228A229A240EEPROMA248FLASHA248A14A140A140A168A248ADA124A47A2A248A170A6A63A38A122A123A0A1A2A75A63A38A122A123A171A172A2A232A113A234SPIA248A19A233A174A18A93A252A248A175A176A177A248A137A179A252A249A122A181A182A248A169A8A240A99A100A252A183A184A247A185A186A229A188A189A182A248A190A191A248A99A100A252A183A192A195A196A197A198A200A201A202A2048A205A20636A205A184A248A137A140A207PCBA252A208A209A247A190A211A212A113A248A213A215A217A125A248A218A19A80A61A251A174A219A221A222A229A252A242A223A248A224A240A225A84A225A98A252A99A100A112A10A248A251A174A249A122A226A227A248A228A229AT91RM9200A231二、系统分析（一）、系统开发环境及使用工具A232A233A235A236A237A239A241A242A243A237A244A245A246A246A246A244A247A250A251A252A253A254A255A19A252A0A1A87A2A3A20A172A254A255A4A5A254A255A19A252A0A101A102A103A119A87A104A57A83A6A7A8A9A10A39A148A159A39A89A233A19A252A0A1ARM7A233A11A12AT91SAM7X256A13A14A19ADA32A215A40A15A252A0A1A111A16A13A17A18A21A12CS1180A13A14A19FLASHA165A22A13A14A23A0A1ATMELA18A21A12AT45DB321CA19A113A24A39A12A115A25A117A26A27A149A49A28A247A29A30A31A33A34A35A36A37A381ARM集成开发工具介绍ARMA41A42A43A44A45A46A67ARMDEVELOPERSUITEA71A47A91A48ADSA47A134A50A51A41IDEA47A105A52A53A54A55A188A56A50A124A143A41A42A45A46A47A70A58A59A143A43A44A125A222A60A61A62A143A134A6312A64A70A47A126A64A70A65A66A68WINDOWSNTA47WINDOWS2000A47WINDOWSXPA69A72A246A73A74A58A59A75A61A62A762HJTAG介绍A135A77A78A79A80A81A82A84A127A85A86A128A88A129A85A90A92A93A94A131A95A81A133A96A175A88A97A98A164A99A100A106A77A78A81A82A84A107A108A109A110A112A114A81A137A116A118A156A120A97A98A164A88A99A100A121A107A108A122A199A155A139A123A130A140A132A176A136A138A141A127A85A142A144A145A127A85A142A146A147A142A150A151A152A153A154A88A99A100A157A158A160A161A162A163A81A166A167A168A169A164A81A170A237A169A171A164A81A162A173A118A174A177A97A98A164A88A174A178A179A128A180A181A182A183A184A185A186A88A187A189A190A79A80A86A99A191A81A82A84A88A99A100A192A1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