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IC解密白小姐四肖必选一肖 > 半导体行业 > 介绍8051单片机CPU的内部结构及性能
介绍8051单片机CPU的内部结构及性能
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ZHUANYEXINPIANJIEMIGONGSI

时间 : 2019-05-09 10:56 浏览量 : 298

YI、YUNSUANQI

白小姐四肖必选一肖YUNSUANQIYIWANCHENGERJINZHIDESUANSHU/LUOJIYUNSUANBUJIANALUWEIHEXIN,ZAIJIASHANGZANCUNQITMP、LEIJIAQIACC、JICUNQIB、CHENGXUZHUANGTAIBIAOZHIJICUNQIPSWJIBUERCHULIQI。LEIJIAQIACCSHIYIGEBAWEIJICUNQI,TASHICPUZHONGGONGZUOZUIPINFANDEJICUNQI。ZAIJINXINGSUANSHU、LUOJIYUNSUANSHI,LEIJIAQIACCWANGWANGZAIYUNSUANQIANZANCUNYIGECAOZUOSHU(RUBEIJIASHU),ERYUNSUANHOUYOUBAOCUNQIJIEGUO(RUDAISHUHE)。JICUNQIBZHUYAOYONGYUCHENGFAHECHUFACAOZUO。BIAOZHIJICUNQIPSWYESHIYIGEBAWEIJICUNQI,YONGLAICUNFANGYUNSUANJIEGUODEYIXIETEZHENG,RUYOUWUJINWEI、JIEWEIDENG。QIMEIWEIDEJUTIHANYIRUXIASUOSHI。PSW CY AC FO RS1 RS0 OV - PDUIYONGHULAIJIANG,ZUIGUANXINDESHIYIXIASIWEI。

1?JINWEIBIAOZHICY(PSW?7)。TABIAOSHILEYUNSUANSHIFOUYOUJINWEI(HUOJIEWEI)。RUGUOCAOZUOJIEGUOZAIZUIGAOWEIYOUJINWEI(JIAFA)HUOZHEJIEWEI(JIANFA),ZEGAIWEIWEI1,FOUZEWEI0。

2?FUZHUJINWEIBIAOZHIAC。YOUCHENGBANJINWEIBIAOZHI,TAFANYINGLELIANGGEBAWEISHUYUNSUANDISIWEISHIFOUYOUBANJINWEI,JIDISIWEIXIANGJIA(HUOJIAN)YOUFOUJINWEI(HUOJIEWEI),RUYOUZEACWEI1ZHUANGTAI,FOUZEWEI0。

3?YICHUBIAOZHIWEIOV。MCS-51FANYINGDAIFUHAOSHUDEYUNSUANJIEGUOSHIFOUYOUYICHU,YOUYICHUSHI,CIWEIWEI1,FOUZEWEI0。

4?QIOUBIAOZHIP。FANYINGLEIJIAQIACCNEIRONGDEQIOUXING,RUGUOACCZHONGDEYUNSUANJIEGUOYOUOUSHUGE1(RU11001100B,QIZHONGYOU4GE1),ZEPWEI0,FOUZE,P=1。

PSWDEQITAWEI,JIANGZAIYIHOUZAIJIESHAO。YOUYUPSWCUNFANGCHENGXUZHIXINGZHONGDEZHUANGTAI,GUYOUJIAOCHENGXUZHUANGTAIZI?YUNSUANQIZHONGHAIYOUYIGEANWEI(bit)JINXINGLUOJIYUNSUANDELUOJICHULIJI(YOUCHENGBUERCHULIJI)。QIGONGNENGZAIJIESHAOWEIZHILINGSHIZAISHUOMING。

C8051单片机解密

ER、KONGZHIQI

KONGZHIQISHICPUDESHENJINGZHONGSHU,TABAOKUODINGSHIKONGZHILUOJIDIANLU、ZHILINGJICUNQI、YIMAQI、DIZHIZHIZHENDPTRJICHENGXUJISHUQIPC、DUIZHANZHIZHENSPDENG。ZHEILICHENGXUJISHUQIPCSHIYOU16WEIJICUNQIGOUCHENGDEJISHUQI。YAODANPIANJIZHIXINGYIGECHENGXU,JIUBIXUBAGAICHENGXUANSHUNXUYUXIANZHUANGRUCUNCHUQIROMDEMOUGEQUYU。DANPIANJIDONGZUOSHIYINGANSHUNXUYITIAOTIAOQUCHUZHILINGLAIJIAYIZHIXING。YINCI,BIXUYOUYIGEDIANLUNENGZHAOCHUZHILINGSUOZAIDEDANYUANDIZHI,GAIDIANLUJIUSHICHENGXUJISHUQIPC。DANGDANPIANJIKAISHIZHIXINGCHENGXUSHI,JIPCZHUANGRUDIYITIAOZHILINGSUOZAIDIZHI,TAMEIQUCHUYITIAOZHILING(RUWEIDUOZIJIEZHILING,ZEMEIQUCHUYIGEZHILINGZIJIE),PCDENEIRONGJIUZIDONGJIA1,YIZHIXIANGXIAYITIAOZHILINGDEDIZHI,SHIZHILINGNENGSHUNXUZHIXING。ZHIYOUDANGCHENGXUYUDAOZHUANYIZHILING、ZICHENGXUDIAOYONGZHILING,HUOYUDAOZHONGDUANSHI(HOUMIANJIANGJIESHAO),PCCAIZHUANDAOSUOXUYAODEDIFANGQU。8051 CPUTUOCZHIDINGDEDIZHI,CONGROMXIANGYINGDANYUANZHONGQUCHUZHILINGZIJIEFANGZAIZHILINGJICUNQIZHONGJICUN,RANHOU,ZHILINGJICUNQIZHONGDEZHILINGDAIMABEIYIMAQIYICHENGGEZHONGXINGSHIDEKONGZHIXINHAO,ZHEIXIEXINHAOYUDANPIANJISHIZHONGZHENDANGQICHANSHENGDESHIZHONGMAICHONGZAIDINGSHIYUKONGZHIDIANLUZHONGXIANGJIEHE,XINGCHENGANYIDINGSHIJIANJIEPAIBIANHUADEDIANPINGHESHIZHONG,JISUOWEIKONGZHIXINXI,ZAICPUNEIBUXIEDIAOJICUNQIZHIJIANDESHUJUCHUANSHU、YUNSUANDENGCAOZUO。

SAN、CUNCHUQI

CUNCHUQISHIDANPIANJIDEYOUYIGEZHONGYAOZUCHENGBUFEN,TU6JICHULEYIZHONGCUNCHURONGLIANGWEI256GEDANYUANDECUNCHUQIJIEGOUSHIYITU。QIZHONGMEIGECUNCHUDANYUANDUIYINGYIGEDIZHI,256GEDANYUANGONGYOU256GEDIZHI,YONGLIANGWEI16JINZHISHUBIAOSHI,JICUNCHUQIDEDIZHI(00H~FFH)。CUNCHUQIZHONGMEIGECUNCHUDANYUANKECUNFANGYIGEBAWEIERJINZHIXINXI,TONGCHANGYONGLIANGWEI16JINZHISHULAIBIAOSHI,ZHEIJIUSHICUNCHUQIDENEIRONG。CUNCHUQIDECUNCHUDANYUANDIZHIHECUNCHUDANYUANDENEIRONGSHIBUTONGDELIANGGEGAINIAN,BUNENGHUNXIAO。

YI、CHENGXUCUNCHUQI

CHENGXUSHIKONGZHIJISUANJIDONGZUODEYIXILIEMINGLING,DANPIANJIZHIRENSHIYOU“0”HE“1”DAIMAGOUCHENGDEJIQIZHILING。RUQIANSHUYONGZHUJIFUBIANXIEDEMINGLINGMOV A,#20H,HUANCHENGJIQIRENSHIDEDAIMA74H、20H:(XIECHENGERJINZHIJIUSHI01110100BHE00100000B)。ZAIDANPIANJICHULIWENTIZHIQIANBIXUSHIXIANJIANGBIANHAODECHENGXU、BIAOGE、CHANGSHUHUIBIANCHENGJIQIDAIMAHOUCUNRUDANPIANJIDECUNCHUQIZHONG,GAICUNCHUQICHENGWEICHENGXUCUNCHUQI。CHENGXUCUNCHUQIKEYIFANGZAIPIANNEIHUOPIANWAI,YIKEPIANNEIPIANWAITONGSHISHEZHI。YOUYUPCCHENGXUJISHUQIWEI16WEI,SHIDECHENGXUCUNCHUQIKEYONG16WEIERJINZHIDIZHI,YINCI,NEIWAICUNCHUQIDEDIZHIZUIDAKECONG0000HDAOFFFFH。8051NEIBUYOU4kZIJIEDEROM,JIUZHANYONGLEYOU0000H~0FFFHDEZUIDI4kGEZIJIE,ZHEISHIPIANWAIKUOCHONGDECHENGXUCUNCHUQIDIZHIBIANHAOYINGYOU1000HKAISHI,RUGUOJIANG8051DANGZUO8031SHIYONG,BUXIANGLIYONGPIANNEI4kROM,QUANYONGPIANWAICUNCHUQI,ZEDIZHIBIANHAORENGKEYOU0000HKAISHI。BUGUO,ZHEISHIYINGSHI8051DEDI{31}JIAO(JIEAJIAO)BAOCHIDIDIANPING。DANGEAWEIGAODIANPINGSHI,YONGHUZAI0000HZHI0FFFHFANWEINEISHIYONGNEIBUROM,DAYU0FFFHHOU,DANPIANJICPUZIDONGFANGWENWAIBUCHENGXUCUNCHUQI。

ER、SHUJUCUNCHUQI

白小姐四肖必选一肖DANPIANJIDESHUJUCUNCHUQIYOUDUXIECUNCHUQIRAMZUCHENG。QIZUIDARONGLIANGKEKUOZHANDAO64k,YONGYUCUNCHUSHISHISHURUDESHUJU。8051NEIBUYOU256GEDANYUANDENEIBUSHUJUCUNCHUQI,QIZHONG00H~7FHWEINEIBUSUIJICUNCHUQIRAM,80H~FFHWEIZHUANYONGJICUNQIQU。SHIJISHIYONGSHIYINGSHOUXIANCHONGFENLIYONGNEIBUCUNCHUQI,CONGSHIYONGJIAODUJIANG,GAOQINGNEIBUSHUJUCUNCHUQIDEJIEGOUHEDIZHIFENPEISHISHIFENZHONGYAODE。YINWEIJIANGLAIZAIXUEXIZHILINGXITONGHECHENGXUSHEJISHIHUIJINGCHANGYONGDAOTAMEN。8051NEIBUSHUJUCUNCHUQIDIZHIYOU00HZHIFFHGONGYOU256GEZIJIEDEDIZHIKONGJIAN,GAIKONGJIANBEIFENWEILIANGBUFEN,QIZHONGNEIBUSHUJURAMDEDIZHIWEI00H~7FH(JI0~127)。ERYONGZUOTESHUGONGNENGJICUNQIDEDIZHIWEI80H~FFH。ZAICI256GEZIJIEZHONG,HAIKAIPIYOUYIGESUOWEI“WEIDIZHI”QU,GAIQUYUNEIBUDANKEANZIJIEXUNZHI,HAIKEAN“WEI(bit)”XUNZHI。DUIYUNEIXIEXUYAOJINXINGWEICAOZUODESHUJU,KEYICUNFANGDAOZHEIGEQUYU。CONG00HDAO1FHANPAILESIZUGONGZUOJICUNQI,MEIZUZHANYONG8GERAMZIJIE,JIWEIR0~R7。JIUJINGXUANYONGNEIYIZUJICUNQI,YOUQIANSHUBIAOZHIJICUNQIZHONGDERS1HERS0LAIXUANYONG。ZAIZHEILIANGWEISHANGFANGRUBUTONGDEERJINZHISHU,JIKEXUANYONGBUTONGDEJICUNQIZU。

SAN、TESHUGONGNENGJICUNQI

TESHUGONGNENGJICUNQI(SFR)DEDIZHIFANWEIWEI80H~FFH。ZAIMCS-51ZHONG,CHUCHENGXUJISHUQIPCHESIGEGONGZUOJICUNQIQUWAI,QIYU21GETESHUGONGNENGJICUNQIDOUZAIZHEISFRKUAIZHONG。QIZHONG5GESHISHUANGZIJIEJICUNQI,TAMENGONGZHANYONGLE26GEZIJIE。GETESHUGONGNENGJICUNQIDEFUHAOHEDIZHIJIANFUBIAO2。QIZHONGDAI*HAODEKEWEIXUNZHI。TESHUGONGNENGJICUNQIFANYINGLE8051DEZHUANGTAI,SHIJISHANGSHI8051DEZHUANGTAIZIJIKONGZHIZIJICUNQI。YONGYUCPU PSWBIANSHIDIANXINGYILI。ZHEIXIETESHUGONGNENGJICUNQIDATISHANGFENWEILIANGLEI,YILEIYUXINPIANDEYINJIAOYOUGUAN,LINGYILEIZUOPIANNEIGONGNENGDEKONGZHIYONG。YUXINPIANYINJIAOYOUGUANDETESHUGONGNENGJICUNQISHIP0~P3,TAMENSHIJISHANGSHI4GEBAWEISUOCUNQI(MEIGEI/OKOUYIGE),MEIGESUOCUNQIFUJIAYOUXIANGYINGDESHUCHUQUDONGQIHESHURUHUANCHONGQIJIUGOUCHENGLEYIGEBINGXINGKOU。MCS-51GONGYOUP0~P3SIGEZHEIYANGDEBINGXINGKOU,KETIGONG32GENI/OXIAN,MEIGENXIANDOUSHISHUANGXIANGDE,BINGQIEDADOUYOUDIERGONGNENG。