辽宁快乐12走势图

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辽宁快乐12走势图 PRODUCT DISPLAY

单片机测频率信号的参数分析

来源: 发布时间:2017-09-29 478 次浏览

辽宁快乐12走势图ZHENDUIMCS---51、98XILIEDANPIANJIDINGSHI/JISHUQIDEGONGZUOTEDIAN,BENWENTONGGUODUIPINLVXINHAODEFENXI,DUIBUTONGCANSHUDEXIN

DANPIANJICEPINLVXINHAODECANSHUFENXI

辽宁快乐12走势图WENZHANGZUOZHE:YEJIANXIONG WULUSHEN

WENZHANGLEIXING:SHEJIYINGYONG WENZHANGJIARUSHIJIAN:2003NIAN6YUE12RI21:40 

辽宁快乐12走势图WENZHANGCHUCHU:21ICZHONGGUODIANZIWANG 

    ZHAI  YAO:  ZHENDUIMCS---51、98XILIEDANPIANJIDINGSHI/JISHUQIDEGONGZUOTEDIAN,BENWENTONGGUODUIPINLVXINHAODEFENXI,DUIBUTONGCANSHUDEXINHAOTICHULEBUTONGDEFANGFA,TONGGUOFENXICHANMINGLEFANGFADEMOKUAIXINGGUILV,XITONGDIJIEJUELEYONGDANPIANJICEPINLVZHEIYILEIWENTI。

   GUANJIANCI: DANPIANJI   PINLV   PINLVDETEZHENGCANSHU

   1.YINYAN

    WULUNHEZHONGLEIXINGDEXINHAO,LIANXUDEHUOLISANDE,YOUGUILVDEHUOWUGUILVDE,DUIJISUANJIKONGZHIXITONGERYAN,SHOUXIANDETONGGUOQIANXIANGTONGDAODEDIAOLI,SHIXINHAONENGGOUBEIJIQISUOJIANCE:GAODIDIANPINGDEFANWEI,SHIXUDEPEIHE、SHIFOUXUYAOSUOCUN、SHIFOUXUYAOFENPINDENGDENG。

    CESU、CEV/I、CEXIANGWEIDENGYIBANDOUYAOYONGDAOPINLVXINHAO,TEBIESHIZAIGONGYEKONGZHIZHONG。HENDUOBIANSONGQIRUDIANYA、DIANLIANGBIANSUQI,GONGLV、XINGCHENGBIANSUQIDENGDOUYOUPINLVXINHAOHUOZHESHUOMAICHONGXINHAODESHUCHU。 PINLVXINHAOKANGGANRAOXINGNENGHAO,SHIYUYUANJULICHUANSONG,BINGQIEPINLVXINHAOSUOXUDEJIEKOUJIANDAN,ZHANYONGZIYUANSHAO,YIBANTAZHIZHANYONGYILUJISHUQIJIEKOUZHIJIEJINXINGJISHUHUOYIGEZHONGDUANYUANSHURUJIEKOU,ZAIZHONGDUANFUWUCHENGXUZHONGDUIMAICHONGJINXINGJISHU,DANGRANYEKELIYONGWAIBUJISHUZHUANGZHISHURURUOGANLUTONGYONGI/OJIEKOUZHONG。

辽宁快乐12走势图    ZONGZHIPINLVXINHAODECELIANGJUYOULINGHUODESHURUFANGSHI,DUIPINLVXINHAODEGEZHONGCANSHUDECELIANGYOUZHONGYAODEYIYI。PINLVCANSHUZHUYAOBAOKUOZHOUQI、GAODIDIANPINGDECHIXUSHIJIANYIJIZHANKONGBI。

    2. ZHOUQIDECELIANG

    YINWEI  ZHOUQI=MAICHONGSHU/SHIJIAN ,WEILEJISUANCHUDANWEISHIJIANDEMAICHONGSHU,SHOUXIANYAOYOUYIGESHIJIANJIZHUN。RUGUOYONGDANPIANJIDEDINGSHIQIJINXINGDINGSHIZEZHIJIEJIERUDANPIANJINEIDEXINHAODEZUIGAOPINLVQUJUEYUJINGZHENPINLV,YOUYUSUOCEXINHAODEMEIYIGEMAICHONGDEGAODIDIANPINGYAOCHIXUZHISHAOYIGEJIQIZHOUQI,JITADEZHOUQIBUDEGAOYU2BEIDEJIQIZHOUQI;LINGYIFANGMIAN,YIGEJIQIZHOUQIDENGYU6GEZHUANGTAIZHOUQI,YIGEZHUANGTAIZHOUQIDENGYU2GEJINGZHENZHOUQI。            GUYOU: TDAICE<=24*TJINGZHEN。

辽宁快乐12走势图    2.1DIPINXINHAOZHOUQIDECELIANG   JIEXIANSHIYITURUTU1,QIANDUANSHUYUXINHAODIAOLIDIANLU,GONGZUOYUANLISHI:YONGYIGEJISHUQI,YIGEDINGSHIQI,ZAISHEDINGDESHIJIANNEIDUIMAICHONGSHUJINXINGLEIJIA;LINGYIFANGFASHIYIGEDINGSHIQIYIGEZHONGDUANKOU,ZHONGDUANWEIXIAJIANGYANCHUFA,ZAIZHONGDUANCHENGXUZHONGJISHU。

    HENMINGXIAN,SHANGSHUFANGFASUODEJISHUZHIHUISHOUDAODINGSHIWUCHADEYINGXIANG;ZAIJINGDUYAOQIUGAODECHANGHEKEYIYONGWAIJIEJINGMIMAICHONGYUANDEFANGFALAIGUIBICIWUCHA。JI:SHIYONGWAIBUMAICHONGJINXINGBIJIAOJISHUSHIMEIYOUDINGSHIYUANYINZAOCHENGDEWUCHA。RUTU2。CISHIHUIYOURUXIADEGUANXISHI:    FDAICE*COUNTBIAOZHUN=FBIAOZHUN *CONNTDAICE

2.2   GAOPINXINHAOZHOUQIDECELIANG,TU3SHIYIGEDIANXINGDEDIANLU

辽宁快乐12走势图    ZHEIGEDIANLUZHONGGEBUFENDEGONGNENGSHUOMINGRUXIA:

    AD9686:JIANGFEITTLDIANPINGXINHAOZHUANBIANWEITTLDIANPING,SHUYUQIANXIANGDIAOLIDIANLU。

辽宁快乐12走势图    LEIJIAQISHIERJINZHIJISHUQI,MUDESHIDUIXINHAOJINXINGFENPIN,MRWEIQINGLINGDUAN。CICHUYONGLELIANGZHONGBUTONGXINGNENGDEJISHUQI,JI74LS197HE74LS93。QIZHONGLS197SHISIWEIERJINZHIJISHUQI,ZUIGAOJISHUPINLV100MHz,TAKEYIJINXING16FENPIN,RUGUOGENJUDANPIANJIDEZHUPINJISUANFENPINHOUDEPINLVRENGRANGAOYUKECEPINZEXUJIXUFENPIN,DANGRANDUIHOUMIANDEFENPINXINPIANDEZUIGAOGONGZUOPINLVDEYAOQIUKEYIJIANGDI。GEGUANJIAODESHUCHUWEI:

辽宁快乐12走势图        74LS197DESHUCHU:                                  74LS93DESHUCHU:

Q1:FinDE2FENPIN   Q2:FinDE4FENPIN              Q1:FinDE32FENPIN    Q2:FinDE64FENPIN

Q3:FinDE8FENPIN   Q1:FinDE16FENPIN             Q3:FinDE128FENPIN   Q1:FinDE256FENPIN


    BENDIANLUCAIYONGYINGJIANKONGZHIFANGSHI,MENKONGWEIZHI”1”SHI,74LS00DAKAI,DAICEMAICHONGYUJIZHUNMAICHONGTONGSHIJINRUWAIBUYINGJIANJISHUQIJISHU,YANSHIYIDINGSHIJIANHOU,MENKONGWEIZHI0,TINGZHIJISHU,GENJUCISHIDEJISHUZHIWOMENYOURUXIAGUANXISHI:      COUNTDAICE/FDAICE=COUNTJIZHUN/FJIZHUNGENJUXUYAOKEZHIJIANGXIANGYINGDEFENPINGUANJIAOJIERUDANPIANJINEIJISHU,YEKECAIYONGI/OKOUQUANBUDURUGEWEIFENPINJIAODEFANGFA,YOUDIANLUDEJIEGOU,WOMENZHIDAOCIDIANLUYOUMOKUAIHUADEYOUDIAN。

   3 脉冲高电平持续时间的测量

辽宁快乐12走势图    3.1DANGMAICHONGPINLVJIAOGAO,MEIZHOUQIGAODIANPINGSHIJIANJIAODUAN,WEILEBAOZHENGJINGDU,XUDUINCIGAODIANPINGDESHIJIANZHIJINXINGPINGJUN。JIEXIANHELIUCHENGSHIYITURUXIA:

辽宁快乐12走势图    3.2DANGMAICHONGPINLVJIAODISHI,YIWEIZHEGAODIANPINGCHIXUSHIJIANJIAOZHANG,CISHIKEYONGT0HUOT1DEMENKONGFANGSHIZHIJIEJISHU,WEILEFANGZHICONGTU5ZHONGDEBDIANKAISHIJISHU,CISHIYOULIANGZHONGFANGFALAIJIANSHAOWUCHA:LIYONGRUANJIANDEFANGFA:JIANGDAICEXINHAOJINGGUOYIGEFEIMENJIERUZHONGDUANKOU,ZAIZHONGDUANCHENGXUZHONGTONGSHIDAKAIMENKONGFANGSHIDEDINGSHI,CONGERBAOZHENGLECONGMAICHONGDESHANGSHENGYANKAISHIJISHU;YEKEYONGYINGJIANFANGFAQUEBAOCONGADIANKAISHI,ZHEIZHONGFANGFASHUOMINGRUXIA,CAIYONGTU6DEJKCHUFAQIDIANLU,DANGFinDEXIAJIANGYANDAOLAISHI,CDIANDIANWEIWEIGAO,SONGRUINT0DEWEIDIDIANWEI。

辽宁快乐12走势图    SHANGSHUFANGFARUGUOGAODIANPINGSHIJIANCHAOGUOLE65535GEJISHUZHI,ZEYINGDUITF0BIAOSHIJINXINGPANBIELAIKUODAJISHULIANGCHENG。

辽宁快乐12走势图HENXIANRAN,ZHIYAOMAICHONGXINHAOQUFANSHURU,WOMENJIUNENGDEDAOQIDIDIANPINGCHIXUSHIJIANDECELIANGFANGFA,CIBUDUOSHU。

辽宁快乐12走势图    4 8098XILIEDANPIANJIDEYINGYONG

辽宁快乐12走势图    LIYONGDINGSHIQIJISHU,CEMAICHONGDEKUANDU。ZHEIZHONGFANGFAHESHANGMIANDEXIANGSI:TONGGUOJIANCEYINJIAODESHANGTIAOBIANKAIZHONGDUAN,TONGSHIJILUGAISHIKEZHIT1,TONGGUOJIANCEYINJIAODEXIATIAOBIANGUANZHONGDUAN,JILUGAISHIKEDESHIKEZHIT2,T2 JIAN T1JIASHANGZHONGDUANJILUDEZHONGDUANCISHUDUIYINGDESHIJIANJIUDENGYUYIGEZHOUQINEIGAODIANPINGDECHIXUSHIJIAN。

辽宁快乐12走势图    YOUTESEDESHISHIYONG8098ZHONGDEHSIBUJIAN(GAOSUSHURUTONGDAO)。TONGGUOYINJIAOSHURUMAICHONGXINHAO,TONGSHIKEYIYISIZHONGGONGZUOFANGSHI:ZHENGTIAOBIAN、FUTIAOBIAN、ZHENGFUJUNTIAOBIAN、MEI8GEZHENGTIAOBIANCHUFAYICIDEFANGFAJILUSHIJIANFASHENGDESHIKE,ERBUZHANYONGCPUDESHIJIAN。YOUYUSHIJIANFASHENGDESHIJIANYIDINGSHIQIT1ZUOWEISHIJIANJIZHUN,T1YOUSHIMEI8GEZHUANGTAIJISHUYICI,MEIGEZHUANGTAIZHOUQISHIJINGZHENZHOUQIDE3FENPIN,SUOYIZHENGFUDIANPINGCHIXUDESHIJIANJUNYINGDAYU12BEIDEJINGZHENZHOUQI。DANGPINLVGUOGAOSHIKEYI8FENPINCEPIN,PINLVKEYIZHIJIECELIANGSHIKEYONGLIANGGEHISYINJIAOSHURUTONGYIXINHAO,FENBIEJILUZHENGTIAOBIAN、FUTIAOBIANSHIKEYIJIZHOUQIGESHUCONGERSUANCHUMAICHONGZHOUQI、ZHENGDIANPINGSHIJIAN、FUDIANPINGSHIJIAN,JINYIBUSUANCHUZHANKONGBI。

    5 JIELUN

辽宁快乐12走势图    YONGDANPIANJICEPIN,GUANJIANZAIYUFENPIN、TONGBU、JISHULIANGCHENGZHEIJIDIAN;QIANSHUDEFANGFA,JISHUKOUHEWAIBUZHONGDUANKOUKEHUHUANSHIYONG,ZHISHIJISHUDESHIXIANBUTONG,ZHEIYAOQIUSHURUDEFANGSHIZUOXIANGYINGDEBIANHUA;CECHULEMAICHONGXINHAODEGAODIDIANWEISHIJIANJIUKEYILIYONGDANPIANJIDEYUNSUANGONGNENGCEZHANKONGBI。


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