基于PXI总线为的SAR天线平台测试模块设计

PXIZONGXIANJISHUSHINIFABUDEYIZHONGQUANXINDEKAIFANGXING、MOKUAIHUADEYIQIZONGXIANGUIFAN,SHIPCIZONGXIANZAIYIQILINGYUDEKUOZHAN。TAJIANGCompactPCIGUIFANDINGYIDEPCIZONGXIANJISHUFAZHANCHENGSHIHEYUSHIYAN、CELIANGYUSHUJUCAIJICHANGHEYINGYONGDEJIXIE、DIANQIHERUANJIANGUIFAN。PXIZONGXIANYUTAISHIPCIGUIFANJUYOUWANQUANXIANGTONGDEXINGNENG,SHIZAIPCIZONGXIANNEIHEJISHUSHANGZENGJIALECHENGSHUDEJISHUGUIFANHEYAOQIUXINGCHENGDE。TATONGGUOZENGJIAYONGYUDUOBANTONGBUDECHUFAZONGXIANHECANKAOSHIZHONG、YONGYUJINXINGJINGQUEDINGSHIDEXINGXINGCHUFAZONGXIANYIJIYONGYUXIANGLINMOKUAIJIANGAOSUTONGXUNDEJUBUZONGXIANLAIMANZUSHIYANHECELIANGYONGHUDEYAOQIU。

PXIGUIFANZAICompactPCIJIXIEGUIFANZHONGZENGJIALEHUANJINGCESHIHEZHUDONGLENGQUEYAOQIU,YIBAOZHENGDUOCHANGSHANGCHANPINDEHUCAOZUOXINGHEXITONGDEYIJICHENGXING。TADINGYIMicrosoft Windows NT HEWindows 95WEIQIBIAOZHUNRUANJIANKUANGJIA,BINGYAOQIUSUOYOUDEYIQIMOKUAIDOUBIXUDAIYOUANVISAGUIFANBIANXIEDEWin32SHEBEIQUDONGCHENGXU,SHIPXICHENGWEIYIZHONGXITONGJIGUIFAN,BAOZHENGXITONGDEYIYUJICHENGYUSHIYONG,CONGERJINYIBUJIANGDIZUIZHONGYONGHUDEKAIFAFEIYONG。

PXICHAKADEJIEGOU

FG美人捕鱼PXICHAKACONGGONGNENGSHANGFENWEIZENGLIANGSHIBIANMAQIJIEMAMOKUAI、RS-232JIEKOUMOKUAI、DSPZHUCHULIQIYIJIPXIZONGXIANJIEKOUSANBUFEN,GAICESHIKADEJIEGOURUTU1SUOSHI。

图1 PXI插卡的结构

ZENGLIANGSHIBIANMAQIJIEMAMOKUAIYU422CHAFENJIESHOUQIPEIHE,YONGYUTIANXIANFANGZHENZHUANTAILIANGZHOUWEIZHISHUJUDEJIEMA;DSPZHUCHULIQIWANCHENGCESHISHUJUDECHULI,PXIJIEKOUMOKUAIZHUYAOWANCHENGPCIZONGXIANXINHAODAOBENDIZONGXIANDEZHUANHUANJIEKOU;RS-232JIEKOUMOKUAIJIESHOUPSD(GUANGMINWEIZHITANCEQI)DECHUANXINGSHUCHUXINHAO,PSDZAICESHIXITONGZHONGYONGYUTANCETIANXIANPINGTAIDEGENZONGFANGZHENZHUANTAIYUNDONGDEWUCHA。

CESHIMOKUAIDEJIEGOU

ZUOWEIJIYUWindowsPINGTAIDEPXIZONGXIANCESHIKA,GAIYIQIMOKUAIBAOKUOPXICHAKAHEZHUJIQUDONGCHENGXURUANJIANLIANGBUFEN。PXICHAKAFUZECESHISHUJUDECHULI,ZHUJIQUDONGCHENGXUFUZETONGXIN。

PSDCHUANXINGSHUCHUXINHAODEDUQU

CESHIXITONGCAIYONGPSDCHULIDIANLUTONGGUOBIAOZHUNYIBUCHUANKOUMEI5msFASONGYIZHENSHUJU,YONGTI TMS320VC5510ZUOWEIZHUCHULIQI,MANZULESHUJUCUNCHUKONGJIANDEYAOQIU(NEIBUYOUDUODA176KB RAM),DANTAZHIYOUYONGYUTONGBUTONGXINDEMcBSP,BUNENGZHIJIESHIXIANYIBUCHUANXINGTONGXIN,XUYAOPEIHEDSPDEDMATONGDAOTONGGUORUANJIANSHIXIANYIBUTONGXIN。JIANGPSDFASONGDEMEIYIGEZIJIEZUOWEIYIZHENSHUJU,YIQISHIWEIDEXIAJIANGYANZUOWEIZHENTONGBUXINHAO,CAIYONGGUOCAIYANGDEFANGFA,JIANGMEIYIWEI(BAOKUOQISHIWEI)ZUOWEIYIGE16WEIWord,TINGZHIWEIJINCAI8WEIWORD。JIANGYIGEZIJIETONGGUODMATONGDAOHUANCHONGDAOGUDINGHUANCHONGQU,DANGYIZHENSHUJU(10GEWORD)QUANBUCAIWANZHIHOU,FASONGDMAZHONGDUANTONGZHIDSPJINXINGCHULI。DUIYUCHUANXINGTONGXINPUBIANCUNZAIDEKAIJICUOWEILUANMAXIANXIANG,TONGGUODUITESHUWEIDEPANDUANJINXINGDIUQICHULI。

FG美人捕鱼ZENGLIANGSHIBIANMAQIJIEMAMOKUAISHEJI

FG美人捕鱼GAICESHIMOKUAIXUYAOCONGTIANXIANPINGTAICESHIFANGZHENZHUANTAIJIESHOUPINGTAIDEWEIZHIXINXI,ZAIGELEIYUNDONGKONGZHIXITONGZHONG,CHANGCAIYONGZENGLIANGSHIGUANGDIANBIANMAQIZUOWEIFANKUIJIANCEYUANJIAN,QISHUCHUWEIXIANGCHA90DUDEA、BLIANGXIANGXINHAOYIJIZHOUQIMAICHONGFUWEIXINHAOZ,A、BLIANGXIANGXINHAOXIANGCHADEZHENGFUJUEDINGYUNDONGDEZHENGFANFANGXIANG,A、BLIANGXIANGXINHAODEMAICHONGSHUCHUJISHUJUEDINGWEIZHIYUNDONGDEDAXIAO,ZWEIGUOLINGFUWEIMAICHONG。ZHENGGEJIEMALUOJISHEJIRUTU2SUOSHI。

图2 解码逻辑设计

YOUYUGAICESHIXITONGCAIYONGDEFANGZHENZHUANTAIDEWEIZHIXINXIYOUFANGWEI、HENGGUNLIANGGEFANGXIANG,XUYAOLIANGZUJIEMAQIFENBIEJIEMALIANGGEFANGXIANGDEWEIZHIXINXI。

ZHUCHULIQIDEGONGZUOLIUCHENG

FG美人捕鱼DSPSHIGAICESHIKADEGUANJIANBUJIAN,DANFUZHESHUJUCHULI、CUNCHU、MONIGUANDAOSHUJUCHANSHENGYIJIYUSHANGWEIJITONGXINDENGRENWU。DSPYIPSDFASONGSHUJUWEISHIJIANJIZHUN,JIESHOUDAOPSDMEIGE5msFALAIDESHUJUBINGCUNCHUHOU,SHOUXIANTONGGUOEMIF(Extern Memory Interface,WAIBUCUNCHUQIJIEKOU)CONGZENGLIANGSHIBIANMAQIJIEMAMOKUAIZHONGDUQUJISHUQIDEJISHUZHI,JINGBILIYUNSUANZHUANHUANCHENGLIANGGE16WEIJIAODULIANGHOU,CUNCHUBINGTONGGUOEMIFJIEKOUFASONGJIWAIBUDEGUANDAOSHUJUMONIMOKUAI,ZHUANHUANCHENGGUANDAOSHUCHUDEZIZHENGJIAOJIXINHAOFASONGJIWENDINGPINGTAI。

WEILEBAOZHENGLIANXUJILUSHUJU,SHUJUCUNCHUZAIDSPDEDARAM(Dual -Access RAM,SHUANGKOURAM)ZHONG,BINGCAIYONGPINGPANGSHIDECUNCHU(JIYOULIANGGECUNCHUQU,DANGQIZHONGYIGECUNCHUQUMANZHIHOU,TONGGUOPXIZONGXIANXIANGSHANGWEIJIFAZHONGDUAN,RANHOUKAISHIXIANGLINGYIGECUNCHUQUXIERUSHUJU)。WOMENSHEDINGMEIGECUNCHUQUCUNCHU1000ZUSHUJU(MEIZUBAOKUODIANKONGZHUANTAIFANGWEI、HENGGUNZITAIYIJIPINGTAIZAIZHEILIANGGEFANGXIANGSHANGDEGENZONGWUCHA4GESHUJU),GUMEIGECUNCHUQUBAOKUO4000Words。

PXIZONGXIANJIEKOUQUDONGCHENGXU

GAICESHIMOKUAIGONGZUOZAIWindows 2000CAOZUOXITONGZHONG,XUYAOKAIFAXIANGYINGDEWDMQUDONGCHENGXU,GAIQUDONGCHENGXUZHUYAOWANCHENGFANGWENPCI 9030PEIZHIKONGJIAN、FANGWENDSPNEICUNKONGJIANYIJIZHONGDUANCHULI、YINGYONGCHENGXUYUQUDONGCHENGXUDETONGXIN3GEGONGNENG。DSPCAIYONGLIANGGECUNCHUQUJINXINGPINGPANGSHIDECUNCHU,DANGYIGECUNCHUQUNEIDESHUJUZHUNBEIHAOZHIHOUJIUTONGGUOPXIZONGXIANXIANGJISUANJIFACHUZHONGDUAN,QUDONGCHENGXUCHULIZHONGDUAN,BINGDUQUGAIDSPCUNCHUQUZHONGDESHUJU。

PXIZONGXIANJIEKOUYINGJIANSHEJI

BENCESHIKASHIYONGDSPDE16WEIEHPI(Enhanced Host-Port Interface,ZENGQIANGZHUJIJIEKOU)YUPCI 9030XINPIANDELocalZONGXIANXIANGLIAN,EHPIKEYITONGGUODMAKONGZHIQIZAIBUGANRAODSPXITONGZHENGCHANGGONGZUODEQINGKUANGXIADUQUDSPNEIBUDARAM,NEIBUSARAM(Single-Access RAM,DANKOURAM)YIJIBUFENCE0PIANXUANDEWAIBUCUNCHUKONGJIAN,DUODA1MB。ZHEIYANGSHANGCENGJISUANJIJIKEYITONGGUOPXIZONGXIANZAIDSPNEIBUCUNCHUQUHUOQUSUOXUYAODECESHISHUJU,ERBUZHIYUYINGXIANGDSPDEZHENGCHANGGONGZUO。

FG美人捕鱼KAOLVDAOCAIYONGMIANXIANGDUIXIANGDEQUDONGCHENGXUKUANGJIA,JIANHUAQUDONGCHENGXUDEKAIFAGUOCHENG,ZHEILIXUANYONGJIYUWindows DDKZUOWEIDICENGZHICHIDEDriverWorksZUOWEIQUDONGCHENGXUDEKAIFAPINGTAI,QIZHONGDEDriverWizardXIANGDAOGONGJUZAIVCHUANJINGZHONGKEYIJIANLIQUDONGCHENGXUDEKUANGJIA,ZHEILIZHUYAOJIESHAOYIXIEQUDONGCHENGXUZHONGDEJIGEGONGNENGMOKUAI。

(1)FANGWEN9030PEIZHIKONGJIAN。ZAISHENGCHENGQUDONGCHENGXUKUANGJIADESHIHOUYIWEI9030DEPEIZHIJICUNQISHENGMINGLESUOXUDECUNCHUQIYINGSHEZIYUAN,CHANSHENGYIGEKMemoryRangeLEISHILIm_MemoryRange,ZHEIGELEIZAIQUDONGCHENGXUCHUSHIHUASHIHUODE9030YINGJIANJICUNQIPEIZHIKONGJIANDEDIZHIFANWEI,ZHEIYANGJIUKEYISHIYONGGAISHILIDEinbHEoutbFENBIESHIXIANDUIYINGJIANJICUNQIDEDUXIECAOZUO。

FG美人捕鱼(2)YINGYONGCHENGXUHEQUDONGCHENGXUDETONGXIN。SHOUXIANYINGYONGCHENGXUTONGGUOCAOZUOXITONGTIGONGDEAPIHANSHUDIAOYONGQUDONGCHENGXUDEDUXIELICHENGRead()(ZHEILIZHISHEJIDAODUCAOZUO)。YOURead()LICHENGZHONGDIAOYONGStartIo()DUIDUQINGQIUJINXINGPAIDUI,YIBIMIANDUXIECAOZUOCHONGTU。YOUStartIo()DIAOYONGSerialRead()LICHENGJINXINGJUTIDEDUCAOZUO,JIBASHIXIANSHENQINGDEXITONGHUANCHONGQUZHONGDESHUJUZHUANYIDAOYONGHUHUANCHONGQU,WANCHENGSUOYAOQIUDEDUCAOZUO。

FG美人捕鱼(3)FANGWENDSPNEICUNKONGJIANYIJIZHONGDUANCHULI,JIDUIDSPCUNCHUQUJINXINGDUXIECAOZUO。ZAISHENGCHENGQUDONGCHENGXUKUANGJIADESHIHOUYIWEI9030DEJUBUZONGXIANKONGJIANSHENMINGLESUOXUDECUNCHUQIYINGSHEZIYUAN,CHANSHENGYIGEKMemoryRangeLEISHILIm_LocalAddSpace0,ZHEIGELEIZAIQUDONGCHENGXUCHUSHIHUADESHIHOUHUODE9030DEJUBUZONGXIANDIZHIKONGJIANDEXITONGDIZHIFANWEI;TONGSHIQUDONGCHENGXUYECHANSHENGYIGEKDeferredCallLEIDESHILIm_DpcFor_Irq,YONGYUDIAOYONGZHONGDUANYANCHICHULICHENGXUDpcFor_Irq()。DANGCESHIKACHANSHENGZHONGDUANSHI,QUDONGCHENGXUBUHUOZHONGDUAN,ZUOXIANGYINGCHULIZHIHOUTONGGUOm_DpcFor_IrqDIAOYONGDpcFor_Irq()。ZAIDpcFor_Irq()ZHONG,TONGGUOm_LocalAddSpace0DEinbHEoutbDUIDSPCUNCHUQUJINXINGDUXIECAOZUO。BADUDAODESHUJUCUNFANGZAISHIXIANSHENQINGDEXITONGHUANCHONGQU(ZHEILIZHISHEJIDAODUCAOZUO)。

JIEYU

ZUOWEIJIZAISARTIANXIANPINGTAIZIDONGHUACESHIXITONGDEHEXIN,GAIMOKUAIYIZHULIUDEYIQIZONGXIANPXIZONGXIANWEIZAITI,BAOZHENGLECESHIXITONGDEWENDINGXINGHEGONGYEJIYAOQIU,TONGGUOBIAOZHUNCHUANXINGJIEKOUDUQUPINGTAISIFUXITONGDEXIANGYING(WUCHA),SHIXIANLEDUIPINGTAIJINGTAIGENZONGWUCHADECESHIHEDONGTAIXIANGYINGDESHISHISHUJUCAIJI。ZHEIXIEGUANJIANJISHUSHIGAIZIDONGHUACESHIXITONGSHIXIANSHEJIGONGNENGDEJICHU,TONGSHIYESHIGAIMOKUAIBUJINJUYOUDULIYUCESHIXITONGDETONGYONGXING,ERQIEJUYOUDUIBUTONGLEIXINGJIZAISARWENDINGPINGTAIDETONGYONGXING。SHIJICESHIZHENGMING,GAIMOKUAISHIXIANLEYUDINGDEGONGNENG,NENGGOUKEKAODEGONGZUO。

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FG美人捕鱼 NINJIANGSHIDIYIWEIPINGLUNREN!

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