外文翻译-单片机.doc

英 文 翻 译 系 别 专 业 班 级 学生姓名 学 号 指导教师 Single-chip SCM?is?also?known?as?micro-controller?(Microcontroller?Unit),?commonly?used?letters?of?the?acronym?MCU?that?it?was?first?used?in?industrial?control. Only?a?single?chip?by?the?CPU?chip?developed?from?a?dedicated?processor.?The?first?design?is?by?a?large?number?of?peripherals?and?CPU?on?a?chip?in?the?computer?system,?smaller,?more?easily?integrated?into?a?complex?and?demanding?on?the?volume?control?device?which.?INTELsZ80?is?the?first?designed?in?accordance?with?this?idea?processor,?then?on?the?development?of?microcontroller?and?dedicated?processors?have?parted?ways.? Are?8-bit?microcontroller?early?or4?bits.?One?of?the?most?successful?is?the?INTEL?8031,?for?a?simple,?reliable?and?good?performance?was?a?lot?of?praise.?Then?developed?in?8031?out?of?MCS51?MCU?Systems.?SCM?systems?based?on?this?system?until?now?is?still?widely?used.?With?the?increased?requirements?of?industrial?control?field,?began?a?16-bit?microcontroller,?because?the?cost?is?not?satisfactory?but?have?not?been?very?widely?used.?After?90?years?with?the?great?development?of?consumer?electronics,?microcontroller?technology?has?been?a?huge?increase.?With?INTEL?i960?series,?especially?the?later?series?of?widely?used?ARM,?32-bit?microcontroller?quickly?replace?high-end?16-bit?MCU?status?and?enter?the?mainstream?market.?The?traditional?8-bit?microcontroller?performance?have?been?the?rapid?increase?capacity?increase?compared?to?80?the?number?of?times.?Currently,?high-end?32-bit?microcontroller?clocked?over?300MHz,?the?performance?catching?the?mid-90s?dedicated?processor,?while?the?average?model?prices?fall?to?one?U.S.?dollars,?the?most?high-end?[1]?model?only?10?dollars.Modern?SCM?systems?are?no?longer?only?in?the?development?and?use?of?bare?metal?environment,?a?large?number?of?proprietary?embedded?operating?system?is?widely?used?in?the?full?range?of?SCM.?The?handheld?computers?and?cell?phones?as?the?core?processing?of?high-end?m