23/01/27Ma Dhyana 401D ndi FL20-BW amagwiritsa ntchito njira yoyambitsira kudzera pa optocoupler circuit - mulingo wogwiritsidwa ntchito kwambiri ndi mafakitale omwe amagwiritsidwa ntchito kupatula magetsi enieni a kamera kuchokera kumayendedwe aliwonse amagetsi akunja kapena kusokoneza. Zofunikira za ma optocoupler akutali zoyambitsa mabwalo ndizosiyana pang'ono ndi za muyezo wa TTL womwe umagwiritsidwa ntchito pamakamera ena.
Optocoupler palokha ndi gawo lolimba lomwe limapangidwa ndi kuwala kotulutsa diode (LED), ndi transistor ya photosensitive, yomwe imakhala ngati chosinthira. Kamera ikafuna kutulutsa chizindikiro choyambitsa, kuwala kochepa kumatumizidwa kuchokera ku LED kupita ku transistor yopepuka, yomwe imalola kuti magetsi aziyenda modutsamo. Koma mabwalo awiriwa amakhalabe olekanitsidwa kwa wina ndi mzake, kutanthauza kuti kamera imatetezedwa ku kusokoneza kulikonse kwa magetsi kuchokera ku chipangizo chakunja. Momwemonso, zolowetsa zimathandizira ma optocouplers kuti apereke ma siginecha awo mu kamera.
Chitsanzokuyambitsa kukhazikitsidwa kwa ma optocoupler-okhawokha oyambitsa mabwalo. Bokosi labuluu lophwanyidwa likuwonetsa zida zakunja kwa kamera. Mzere wolembedwa kuti 'TRIGGER OUT' ndiye pini ya Trigger Out ya kamera. Dera lonseli limabwerezedwa ngati pali mapini angapo a Trigger Out. Gwero lamagetsi VCC2 ndi resistor R3 ziyenera kuwonjezeredwa ndi wogwiritsa ntchito.
Mosiyana ndi zoyambitsa za TTL pomwe cholumikizira cha kamera chimatha kuwongolera voteji yomwe imatumizidwa limodzi ndi chingwe choyambitsa, mwachitsanzo kutumiza chizindikiro chachikulu cha 5V ku chipangizo chakunja, mabwalo odzipatula optocoupler amachita ngati chosinthira, ndikungoyang'anira ngati dera lonse lapangidwa kapena ayi. Mphamvu yamagetsi muderali iyenera kukhazikitsidwa (yomwe imadziwikanso kuti 'kokoka') kunja kudzera pa chopinga. Pomaliza kuti mupange chigawo chonse choyambitsa chiwongolero chiyenera kulumikizidwa pansi - kamera ili ndi pini ya 'Trigger Ground' yomwe ikuwonetsedwa mugawo la Pin-Out Diagrams pansipa lomwe liyenera kulumikizidwa ndi magetsi.
Monga momwe tawonetsera pa chithunzi pamwambapa, gwero lamagetsi VCC2 ndi resistor R3 ziyenera kuwonjezeredwa. Mpweya wovomerezeka wa 5V - 24V, kutengera mphamvu yamagetsi yomwe choyambitsa cholumikizira chipangizo chanu chakunja chimayembekezera, ngakhale pazida zambiri izi zitha kukhala 5V. Wotsutsa R3 amatsimikizira zomwe zikuyenda mozungulira, ndipo kukana kovomerezeka ndi 1KΩ.
Kukhazikitsa Trigger Out
Kamera ikafuna kutulutsa chizindikiro choyambitsa, dera la optocoupler limatsekedwa ndipo pano limatha kuyenda, ndipo Chipangizo Chakunja chidzalembetsa kusintha kwamagetsi.
Dziwani kuti kuti mugwiritse ntchito ma pini ambiri oyambitsa, muyenera mabwalo osiyana okhala ndi magwero awo amagetsi ndi resistor.
Mwachidule, muyenera:
1. Pini ya Trigger Out ya kamera yomwe mukugwiritsa ntchito kuti ilumikizane ndi Trigger In doko la chipangizo chakunja.
2. Komanso yolumikizidwa mofanana ndi mzere wa pini ya Trigger Out iyenera kukhala yotsutsa R3, ndiyeno motsatizana ndi gwero la voteji VCC2, monga momwe tawonetsera pa chithunzichi.
3. Mtengo wa VCC2 uyenera kukhazikitsidwa ku choyambitsa magetsi cha chipangizo chanu, nthawi zambiri 5V, ngakhale mtundu wa 5V-24V umathandizidwa ndi kamera.
4. Mtengo wa R3 ukulimbikitsidwa kukhala 1KΩ
5. Pini ya Trigger Ground ya kamera iyenera kulumikizidwa pansi.
6. Dongosololi liyenera kubwerezedwa pa pini iliyonse yomwe yagwiritsidwa ntchito.
7. Ndiye dera lanu ndi bwino kupita!
Kupanga Trigger In
Kukonzekera kwa Trigger In ndikofanana ndi kwa Trigger Out, kulumikiza Trigger Molumikizana ndi kamera ndi zomwe zimachokera ku chipangizo chanu chakunja ndi gwero lamagetsi, ndi pini yapansi pansi. Onetsetsani kuti magetsi olowera kuchokera ku kukoka kwakunja ali mkati mwa 5V-24V.
Yambitsani Zithunzi za Cable & Pin-out
Pansipa pezani zithunzi za FL20BW (kumanzere) ndi Dhyana 401D (kumanja). Makamerawa amagwiritsa ntchito chingwe cha Hirose breakout kuti athe kupeza mosavuta pini iliyonse. Pansipa pali tebulo la ntchito za pini iliyonse, yomwe ili yofanana ndi makamera onse awiri.
Yambitsani zithunzi za FL20BW (kumanzere) ndi Dhyana 401D (kumanja). Dziwani komwe kuli USB ndi zolumikizira mphamvu kuti muwonetsetse kuti kamera ili m'malo olondola a manambala a pini.
| Dinani pa Hirose Connector | Pin Dzina | Kufotokozera |
| 1 | TRI_IN | Yambitsani mu chizindikiro kuti muwongolere nthawi yopezera kamera |
| 2 | TRI_GND TRI | Pin yapansi. Izi ziyenera kulumikizidwa ndi magetsi kuti zoyambitsa zigwire ntchito. |
| 3 | NC | Osalumikizidwa - palibe ntchito |
| 4 | TRI_OUT0 | Yambitsani Out - Zizindikiro Zoyambira Zowonekera |
| 5 | TRI_OUT1 | Yambitsani Out - Zizindikiro za Readout End |
| 6 | NC | Osalumikizidwa - palibe ntchito |
Onetsetsani kuti chigawo chanu choyambitsira chakhazikitsidwa monga momwe zilili mu gawo la 'Introduction to set up triggering...' pamwamba, kuphatikizapo gwero la magetsi, resistor, ndi chingwe chapansi cholumikizidwa ndi nthaka yamagetsi, ndipo muyenera kukhala okonzeka kukhazikitsa njira zoyambitsa zomwe mukufuna mu pulogalamu.
Yambitsani mu Modes & Zikhazikiko
Kamera ikugwira ntchito munjira ya 'Hardware Trigger', kupeza mafelemu kumayambitsidwa ndi ma siginoloji pa chingwe cha Trigger In.
Pali zosintha zingapo zomwe mungakwaniritsire ndikusankha pulogalamu yanu, yomwe imapezeka mu pulogalamu yanu yamapulogalamu. Chithunzi chomwe chili pansipa chikuwonetsa momwe zosinthazi zimawonekera mu pulogalamu ya Mosaic ya Tucsen.
Kukhazikitsa kwa Hardware Trigger
Pa FL20BW ndi Dhyana 401D, mitundu ya 'Off' ndi 'Standard' yokha ndi yomwe ikugwira ntchito.
Kuzimitsa: Munjira iyi, kamera ikunyalanyaza zoyambitsa zakunja, ndikuthamanga mwachangu pa nthawi yamkati.
Standard: Munjira iyi, chimango chilichonse chotengera kamera chidzafuna chizindikiro choyambitsa chakunja. Zokonda za 'Exposure' ndi 'Edge' zimatsimikizira mtundu ndi machitidwe a chizindikiro ichi & kupeza.
Kuwonetseratu
Kutalika kwa nthawi yowonekera kwa kamera kumatha kuwongoleredwa ndi mapulogalamu, kapena ndi zida zakunja kudzera mu nthawi ya chizindikiro choyambitsa. Pali makonda awiri a Exposure:
Nthawi:Kuwonekera kwa kamera kumayikidwa ndi mapulogalamu.
Chithunzi chowonetsa machitidwe oyambitsa nthawi, okhala ndi Rising Edge trigger mode. Chiyambi cha chiwonetsero chilichonse chimalumikizidwa ndi kukwera kwamphamvu kwamphamvu yakunja, ndi nthawi yowonekera yokhazikitsidwa ndi mapulogalamu. Mawonekedwe achikasu amayimira kuwonekera kwa kamera. 0H, 1H, 2H… imayimira mzere uliwonse wopingasa wa kamera, ndikuchedwa kuchokera pamzere umodzi kupita wina chifukwa cha chotsekera cha kamera ya CMOS.
M'lifupi: Kutalika kwa chizindikiro chapamwamba (pamtundu wokwera m'mphepete), kapena chizindikiro chotsika (pamalo otsika m'mphepete) chimagwiritsidwa ntchito kuti mudziwe nthawi ya nthawi yowonetsera kamera. Njirayi imadziwikanso kuti 'Level' kapena 'Bulb' Trigger.
Chithunzi chosonyeza Width mode kuyambitsa machitidwe, ndi Rising Edge trigger mode. Chiyambi cha chiwonetsero chilichonse chimagwirizanitsidwa ndi kukwera kwa kukwera kwa phokoso lakunja, ndi nthawi yowonetsera yomwe imayikidwa ndi nthawi ya chizindikiro chapamwamba.
Kukhazikitsa M'mphepete
Pali njira ziwiri zosinthira izi, kutengera khwekhwe lanu la hardware:
Kukwera: Kupeza kwa kamera kumayambitsidwa ndi kukwera m'mphepete mwa chizindikiro chotsika mpaka chapamwamba.
Kugwa:Kupeza kwa kamera kumayambitsidwa ndi kugwa m'mphepete mwa chizindikiro chapamwamba mpaka chotsika.
Kuchedwa Kukhazikitsa
Kuchedwetsa kumatha kuwonjezeredwa kuyambira pomwe choyambitsa chikulandiridwa mpaka kamera itayamba kuwonekera. Izi zitha kukhazikitsidwa pakati pa 0 ndi 10s, ndipo mtengo wokhazikika ndi 0s.
Chidziwitso pa nthawi yoyambitsa: Onetsetsani kuti zoyambitsa sizikuphonya
Munjira iliyonse, kutalika kwa nthawi pakati pa zoyambitsa (zoperekedwa ndi nthawi ya siginecha yayikulu kuphatikiza chizindikiro chotsika) ziyenera kukhala zazitali kuti kamera ikonzekerenso kupeza chithunzi. Kupanda kutero, zoyambitsa zomwe zimatumizidwa kamera isanakonzekere kupezanso zidzanyalanyazidwa.
Kutalika kwa nthawi yofunikira kuti kamera ikhale yokonzeka kulandira chizindikiro ndi yosiyana pang'ono pakati pa FL-20BW ndi Dhyana 401D.
FL- 20 BW: Kuchedwa kochepa pakati pa zoyambitsa zimaperekedwa ndi nthawi yowonetserakuphatikizanthawi yowerengera chimango. Ie, kumapeto kwa chiwonetsero, chimango chiyenera kuwerengedwa kuti choyambitsa chatsopano chisanalandire.
Dhyana 401D: Kuchedwetsa kochepa pakati pa zoyambitsa zimaperekedwa ndi nthawi yowonekera kapena nthawi yowerengera chimango, chilichonse chomwe chili chachikulu. Ie, kupezedwa kwa chimango chotsatira ndi kuwerenganso kwa chimango cham'mbuyo kungadutse nthawi, kutanthauza kuti choyambitsa chikhoza kulandiridwa kutha kwa kuwerengera kwa chimango chapitacho.
Chithunzi cha nthawi chomwe chikuwonetsa kusiyana kochepa pakati pa zoyambitsa FL20-BW mu (1) Width exposure mode, ndi (2) Nthawi yowonekera, yokhala ndi Rising Edge choyambitsa. Mu (1), nthawi ya siginecha yotsika iyenera kukhala yofanana kapena yokulirapo kuposa nthawi yowerengera kamera. Mu (2), nthawi ya siginecha yayikulu kuphatikiza chizindikiro chotsika (ie nthawi yobwereza / nthawi ya chizindikiro) iyenera kukhala yayikulu kuposa nthawi yowonekera + nthawi yowerengera.
Yambitsani Mitundu & Zosintha
Chiwongolero chanu chikakhazikitsidwa monga momwe zasonyezedwera mu 'Kukhazikitsa Choyambitsa Chotuluka' pamwambapa, mwakonzeka kukonza kamera kuti itumize zoyambitsa zoyenera pa pulogalamu yanu.
Yambitsani Madoko
Kamera ili ndi madoko awiri a Trigger Out, Port1 ndi Port2 aliyense ali ndi pini ya Trigger Out (TRIG.OUT0 ndi TRIG.OUT1 motsatira). Iliyonse imatha kugwira ntchito palokha ndikulumikizidwa ndi zida zakunja.
Yambitsani Mtundu
Chithunzi chosonyeza zotsatira za 'Trigger Out: Kind' Zosintha, pakadali pano za Edge: Rising. Choyambitsa cha 'Exposure Start' chimakwera pamene mzere woyamba uyamba kuwonekera. Choyambitsa cha Readout End chimakwera kwambiri pamene mzere womaliza umaliza kuwerenga kwake.
Pali zosankha ziwiri za gawo la magwiridwe antchito a kamera zomwe zoyambitsa ziyenera kuwonetsa:
Kuwonekera koyambaimatumiza choyambitsa (kuchokera pansi mpaka pamwamba pa zoyambitsa za 'Rising Edge'), panthawi yomwe mzere woyamba wa chimango umayamba kuwonekera. Kukula kwa siginecha yoyambitsira kumatsimikiziridwa ndi makonda a 'Width'.
Kumaliza Kuwerengaimawonetsa pamene mzere womaliza wa kamera umamaliza kuwerenga kwake. Kukula kwa siginecha yoyambitsira kumatsimikiziridwa ndi makonda a 'Width'.
Yambitsani Edge
Izi zimatsimikizira polarity ya choyambitsa:
Kukwera:Mphepete mwakukwera (kuchokera kumunsi mpaka kumtunda wapamwamba) imagwiritsidwa ntchito kusonyeza zochitika
Kugwa:Mphepete yakugwa (kuchokera kumtunda mpaka kutsika kwamagetsi) imagwiritsidwa ntchito kusonyeza zochitika
Kuchedwa
Kuchedwetsa makonda kumatha kuwonjezedwa mu nthawi yoyambitsa, kuchedwetsa ma siginecha onse a Trigger Out ndi nthawi yomwe yatchulidwa, kuyambira 0 mpaka 10s. Kuchedwerako kumayikidwa ku 0s mwachisawawa.
Kuyambitsa Width
Izi zimatsimikizira kukula kwa chizindikiro choyambitsa chomwe chimagwiritsidwa ntchito kusonyeza zochitika. M'lifupi mwachisawawa ndi 5ms, ndipo m'lifupi akhoza makonda pakati 1μs ndi 10s.
