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????1?????
????1.1??????????
????????????LED?????????????????????????1?????
????????п?????????????????????4?????????
????1)??λ???????????????????????????????????????????????????;
????2)????ARM?????????????????????????λ????????????λ?????????????????????;
????3)????CPLD??ARM??????????????????????????????????;
????4)??????????????·???????????????LED??????????????????
???????2?????????????????
????1.2????????
??????????????????????????????????????????????ARM?????????ATMEL?????????89055?????ARM????????????????????????????????????????????LED??????????????????????????й???????????????????а???????????????????????????г???????????????????ARM?????????????????
????1.2.1?????????
????????LED????????????У??????????????????????????????????????????????????o??????LED???????????????б???????е?????????????LED?????????λ???????????????????о????????????????????????????????????????????????????????3????????????????????????????????????????????3?????????????????????????????????????????á?
????1.2.2?????????????
????????????·??LED????????????е????????????????????????????·?????д??????????????????????????????????????????????????????????????LED??????????????????????????/д?????????????????????/д????????????/д?????????/д????????????λ????????????????????????ɡ?
???????LED?????????????????????????CPLD??ARM?????Э???1????????????洢??????????????????????????????Ч?????????????????????????????????????????????????????????????????????3?????
??????????·?У??????????CPLD??ARM?????????????S3C44B0X???о?2??CPLD?е????????????????ARM?????????????0x40000000??ARM?????FLASH?б???????????????SDRAM?У???????????????ò?????????Ч??????SDRAM?е???????????д??CPLD????????CPLD??????????????????????????LED??????·??
????2.LED??????????????????????
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??????????ó??????????????????????????????????????????????????????????????????????沢????????????????????????????VisualC++???????ó?????????????????ó??????MSComm(MicrosoftCommunicationsControl)???????д??MSComm????????????????Window???′??е??????ActiveX?????MSComm?????????豸????ж?????????????????????????ó????????е????????????MSComm??????д????????????????MSComm???????????????????????????£???????????????????????????????У???????OnComm???????????м????????д????????OnComm??????????????????????????????й????г?????????OnComm????????????????????????????????????????MSComm???????????ж???????????ó???????????????ж??????????MSComm?????MSComm?????????????????????????????VC++?п?????????е?????????????Щ??????????????п?????????????????????????????VC++?У?MSComm????????CWND??????????????????????????????????????????ó????????????????????????λ??????????????????????????????????????????
????3.????
???????????е?LED????????????У????к???????8λ????16λ????????????????????????????????????????洢????С???????????????????????????????????????????????????????????μ?LED???????????????????ARM?????????????????????????????????????????·?????????LED????????????????????????????
???????
- 2016???????????????????
- 2016???????????????????????????
- ????????????е??????
- 2016???????й?(????)???????????豸???????????
- ??????????????????????1??
- ??????????????????????????
- 2016?????????????磬L-Acoustics??DiGiCo??????
- ???????2015???й?????г????????????????
- ????????? 2016????????????"????"???
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- ????????? ??????Σ?????????
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