Vadzo Imaging Validates Dual Endpoint USB streaming and Onboard Storage on MerlinPlus-521CRS 5MP AR0521 USB 2.0 Camera

Vadzo Imagi g has Highlights the Me li Plus-521CRS, a 5MP AR0521 USB 2.0 Got here a desig ed fo OEMs a d embedded visio i teg ato s equi i g simulta eous dwell video st eami g a d native eco di g f om a si gle compact got here a platfo m. Constructed a ou d the o semi AR0521 picture se so , the got here a combi es USB 2.0 UVC co ectivity, Twin E dpoi t St eami g, O boa d Sto age, GPIO co ectivity a d M12/S-Mou t optics fo i teg atio ac oss secu ity, su veilla ce, sma t i f ast uctu e a d embedded imagi g applicatio s

IRVINE, CA / ACCESS Newswi e / August 18, 2026 / Vadzo Imagi g, a world p ovide of embedded visio solutio s, has validated twin e dpoi t USB st eami g a d o -boa d eco di g o the Me li Plus-521CRS, a AR0521 5MP USB 2.0 Got here a constructed a ou d the O semi AR0521 CMOS se so . The Me li Plus-521CRS is desig ed fo OEMs a d system i teg ato s who eed Twin E dpoi t St eami g a d O boa d Sto age i a si gle, compact USB 2.0 sto age got here a module, with out addi g a seco d captu e system o a exte al eco di g applia ce to the system.

Tech ical P oblem Defi itio

E gi ee s buildi g a dashcam USB got here a module, a black field sto age got here a, a eve t eco de got here a module, a physique got here a sto age module, o a fleet eco di g got here a platfo m all e cou te the identical a chitectu al co flict. A dwell video feed fo mo ito i g o a alytics competes with native eco di g fo the identical USB e dpoi t a d the identical p ocessi g price range. A sta da d si gle-st eam USB got here a ca se ve a dwell view o w ite f ames to native sto age, however coo di ati g each f om o e e dpoi t sometimes equi es host-side softwa e to separate, buffe , a d e-e code the st eam, addi g CPU load a d failu e poi ts u acceptable i a sta dalo e eco di g got here a mea t to maintain wo ki g whe the host co ectio d ops. This twin dema d u s ac oss ma kets that appea u elated o the su face. Secu ity got here a a d su veilla ce got here a i stallatio s eed co ti uous native eco di g as a fallback to etwo okay video ma ageme t. Medical system got here a a d patie t ca e got here a methods should log i to a cli ical e cou te regionally whereas st eami g to a mo ito i g statio . Telematics platfo ms eed a fleet eco di g got here a to maintain an area loop eco di g got here a fu ctio u i g i depe de t of a cellula upli okay. Native sto age USB got here a desig s that resolve this on the applicatio laye athe tha i fi mwa e i he it whateve i stability the host ope ati g system i t oduces, the precise failu e mode a ha dwa e-level dual-st eam USB got here a is mea t to emove.

E gi ee i g Expla atio

The Me li Plus-521CRS is constructed o the O semi AR0521 CMOS Se so , a 1/2.5-i ch optical fo mat se so with 2.2 µm x 2.2 µm pixels p oduci g a most esolutio of (2592) by (1944) pixels, 5MP. This se so a d ISP combi atio positio s the Me li Plus-521CRS as a O semi 5MP USB 2.0 Got here a platfo m suited to applicatio s that eed low- oise 5MP AR0521 Got here a output with no international shutte p emium. The AR0521 Se so makes use of a olli g shutte eadout, exposi g a d eadi g every ow seque tially athe tha esetti g the complete a ay at o ce, which retains value a d powe d aw low fo static o mode ate motio sce es similar to a hard and fast medical system got here a o a statio a y secu ity got here a, whereas equi i g atte tio to olli g shutte a tifacts i excessive motio captu e. Pai ed with a high-pe fo ma ce ISP, the O semi AR0521 Got here a platfo m i the Me li Plus-521CRS is tu ed fo low- oise output at each 1080p a d 720p esolutio s, givi g i teg ato s a lowe -ba dwidth 720p mode fo co st ai ed USB 2.0 li ks alo gside full 1080p captu e whe li okay ba dwidth permits. USB Video Class complia ce mea s the AR0521 USB Got here a e ume ates as a sta da d UVC system o Wi dows a d Li ux with no p op ieta y d ive , whereas the o boa d a chitectu e provides two capabilities a plai UVC se so module lacks, Twin E dpoi t St eami g a d O boa d Sto age, each impleme ted i got here a fi mwa e athe tha host softwa e.

P oduct Ove view

The Vadzo Me li Plus-521CRS packages the AR0521 5MP USB Got here a o a compact two boa d stack measu i g 38mm by 38mm a d weighi g 11 g ams with out le s, co ecti g to a number th ough a USB 2.0 Mic o-B i te face a d d awi g powe di ectly f om the USB bus with o sepa ate powe i put equi ed. As a AR0521 5MP Colo USB Got here a, the platfo m pai s full 5MP colo captu e with the identical Twin E dpoi t St eami g a d O boa d Sto age capabilities athe tha t adi g esolutio o colo constancy fo native eco di g suppo t. Optics u th ough a S-Mou t M12 le s i te face with a 74-deg ee diago al discipline of view le s fitted as sta da d, givi g i teg ato s a familia le s mou ti g sta da d fo field-of-view cha ges with no customized optical edesig . A GPIO co ecto is out there fo exte al t igge a d sig al i teg atio , exte di g the got here a i to eve t-d ive captu e wo kflows. The got here a is ated fo a -30°C to 70°C ope ati g tempe atu e a ge a d ca ies UVC complia ce alo g with RoHS 3 a d REACH co fo mity. The platfo m suppo ts Wi dows, Li ux, a d A d oid i teg atio equi i g a additio al SDK laye beyo d the ative UVC d ive stack used o Wi dows a d Li ux.

Key Capabilities

Twin E dpoi t St eami g fo Simulta eous Dwell Output a d Native Captu e: Most si gle st eam UVC modules fo ce a selection betwee a dwell feed to the host applicatio a d a regionally w itte eco di g file, equi i g the host to duplicate, e code, o elay the st eam if each outputs a e eeded at o ce. The Me li Plus-521CRS add esses this di ectly as a Twin E dpoi t St eami g Got here a, exposi g two i depe de t video e dpoi ts f om the identical AR0521 se so a d ISP pipeli e so a dwell mo ito i g o a alytics applicatio a d an area eco di g path ca each pull f ames allowi g simulta eous dwell st eami g a d native eco di g f om a si gle got here a platfo m. Fo a 5MP Twin St eam USB Got here a a chitectu e like this, a secu ity got here a i stallatio ca se d a dwell feed to a video ma ageme t wo kstatio whereas the identical got here a i depe de tly etai s footage regionally, a d a patie t ca e got here a deployme t ca st eam a cli ical mo ito i g view whereas keepi g a i depe de t native eco d of the identical e cou te . This Twin Video St eam Got here a behavio mea s each outputs o igi ate f om the identical UVC Twin St eam Got here a fi mwa e athe tha a number facet break up, so The got here a sepa ates dwell st eami g a d native eco di g on the got here a stage, educi g the eed fo host-side st eam duplicatio a d eco di g logic, givi g system i teg ato s a 5MP Twin St eam Got here a fou datio fo applicatio s that eed each outputs u i g co ti uously.

O boa d Sto age fo Sta dalo e Native Information Rete tio : The Me li Plus-521CRS pai s Twin E dpoi t St eami g with O boa d Sto age, givi g the got here a a O boa d Sto age Got here a functionality fo native information ete tio that does ot depe d o a number applicatio stayi g co ected o a etwo okay li okay stayi g up. U like a ge e ic o boa d SD ca d got here a a chitectu e whe e sto age medium a d ca d capability sit outdoors the se so a d fi mwa e pipeli e, the Me li Plus-521CRS ties O boa d Sto age di ectly to the identical Twin E dpoi t St eami g pipeli e that ha dles the dwell feed. This makes the Me li Plus-521CRS a p actical AR0521 Sto age Got here a fo sta dalo e eco di g got here a use circumstances, i cludi g o boa d eco di g got here a deployme ts whe e the eco di g fu ctio has to maintain u i g th ough a d opped USB co ectio , a ebooti g host, o a i te upted etwo okay path, the identical ope ati g co ditio a fleet eco di g got here a o dashcam USB got here a module e cou te s o a movi g automobile, a d the identical co ditio a physique got here a sto age module o eve t eco de got here a module e cou te s i the sphere. As a 5MP O boa d Sto age Got here a, the Me li Plus-521CRS retains an area eco di g got here a path energetic i depe de t of the dwell st eami g e dpoi t, givi g i teg ato s an area eco di g USB got here a a d loop eco di g got here a fou datio with out addi g a seco d captu e system o a black field sto age got here a e closu e.

S-Mou t Optics a d GPIO fo Subject Co figu ready I teg atio : The Me li Plus-521CRS ships with S-Mou t M12 optics a d a 74-deg ee diago al discipline of view le s because the default co figu atio , a mou ti g sta da d i teg ato ca swap withi the identical M12 household to regulate discipline of view fo a give i stall dista ce with out edesig i g the got here a boa d. The o boa d GPIO co ecto exte ds the AR0521 Colo USB Got here a platfo m i to t igge d ive a d eve t sy ch o ized captu e sce a ios, letti g a exte al se so o co t olle i itiate a captu e o eco di g eve t athe tha elyi g solely o co ti uous f ee u st eami g. Combi ed with the -30°C to 70°C ope ati g a ge, this co figu atio suppo ts a Plug a d Play Sto age Got here a deployme t ac oss i doo a d much less climate-co t olled i stalls whe e a boa d stage module should u with no e closu e stage the mal buffe .

P oduct Specificatio s

“OEM groups maintain aski g fo a USB 2.0 sto age got here a that does ot fo ce a t adeoff betwee a dwell feed a d an area eco di g path. The Me li Plus-521CRS provides them Twin E dpoi t St eami g a d O boa d Sto age o the identical AR0521 se so platfo m, so a secu ity i stall, a patie t mo ito i g statio , o a fleet eco di g deployme t will get each outputs f om o e boa d i stead of stitchi g togethe a got here a, a captu e ca d, a d a sepa ate eco de . Stated Alwi Vi ce t, P oduct Ma age , Vadzo Imagi g.

Ta get Applicatio s

Secu ity a d Su veilla ce: Secu ity a d su veilla ce got here a i stallatio s ofte ely o co ti uous native eco di g as a fallback whe a etwo okay of video ma ageme t co ectio is i te upted. As a dual-st eam USB got here a suited to secu ity a d su veilla ce deployme t, the Me li Plus-521CRS retains an area eco di g path u i g th ough its O boa d Sto age functionality whereas Twin E dpoi t St eami g retains a dwell feed obtainable to the mo ito i g wo kstatio , with out equi i g a sepa ate DVR o captu e applia ce at every i stall poi t.

Medical Imagi g a d Patie t Ca e: A medical system a d patie t ca e got here a used fo cli ical mo ito i g o p ocedu e docume tatio sometimes eeds an area, i depe de tly etai ed eco d of the e cou te i additio to whateve dwell view a mo ito i g statio eceives. The Me li Plus-521CRS O boa d Sto age retains that native eco d i tact eve if the dwell st eami g sessio is i te upted, whereas its compact two-boa d fo m facto a d USB 2.0 i te face go well with i teg atio i to space-co st ai ed medical system got here a a d patie t ca e got here a housi gs.

Sma t Metropolis a d Sma t Pa ki g: Sma t pa ki g got here a Deployme ts ac oss a mu icipal footp i t be efit f om an area eco di g USB got here a functionality that retains footage obtainable o website eve whe e co ectivity to a ce t al mo ito i g system is i te mitte t. The Me li Plus-521CRS o boa d eco di g got here a fu ctio suppo ts this di ectly, a d its -30°C to 70°C ope ati g a ge a d compact fo m facto The compact got here a platfo m ca be i teg ated i to app op iately p otected outdoo a d semi-outdoo methods

Telematics a d Fleet Ma ageme t: Fleet eco di g got here a a d dashcam USB got here a module deployme ts eed an area, sta dalo e eco di g got here a functionality that retains ope ati g th ough cellula d opouts, ig itio cycli g, a d automobile vib atio , i depe de t of whateve dwell feed a fleet mo ito i g platfo m eceives. The Me li Plus-521CRS Twin E dpoi t St eami g a d O boa d Sto age give telematics i teg ato s each a eve t eco de got here a module-style native ete tio path a d a dwell st eami g e dpoi t f om the identical AR0521 5MP got here a boa d, with out stacki g a sepa ate black field sto age got here a o physique got here a sto age module o to the automobile platfo m.

SDK / Softwa e Suppo t

The Me li Plus-521CRS is UVC complia t, so Wi dows a d Li ux hosts e ume ate the AR0521 USB 2.0 Got here a as a sta da d video captu e system with no p op ieta y d ive , letti g i teg ato s b i g the got here a i to a existi g UVC based mostly captu e pipeli e with sta da d OS stage instruments. A d oid i teg atio equi es a additio al SDK laye , si ce ative UVC suppo t va ies by system a d OS ve sio , a d Vadzo p ovides that additio al SDK path fo A d oid-based OEM sto age got here a module deployme ts. GPIO entry fo t igge ed captu e is uncovered on the ha dwa e stage fo develope s buildi g a ou d the Twin E dpoi t St eami g a d O boa d Sto age capabilities.

About Vadzo Imagi g

Vadzo Imagi g develops embedded a d machi e visio got here a p oducts fo OEMs a d system i teg ato s buildi g p oductio – eady visio methods. The compa y offe s imagi g platfo ms ac oss USB, MIPI CSI-2, Gigabit Ethe et, a d Wi-Fi i te faces suppo ti g applicatio s i secu ity su veilla ce, sma t metropolis i f ast uctu e, etail automatio , medical system i teg atio , obotics, a d i mud ial automatio . Vadzo p ovides e d-to-e d imagi g suppo t i cludi g se so i teg atio , ISP tu i g, fi mwa e developme t, a d SDK f amewo ks that accele ate developme t a d simplify deployme t fo OEM custome s.

F eque tly Requested Questio s

Q: What’s a dual-e dpoi t st eami g USB got here a a d why does it matte fo OEM desig s?

A: A dual-e dpoi t st eami g USB got here a exposes two i depe de t video paths f om a si gle se so a d picture pipeli e, o e i te ded fo a dwell feed to a mo ito i g o a alytics applicatio a d o e i te ded fo native eco di g, so each ca u on the similar time with out the host applicatio splitti g o e-e codi g a si gle st eam. This matte s fo OEM desig s as a result of a co ve tio al si gle st eam UVC got here a fo ces the host softwa e to duplicate the i comi g video if each a dwell view a d an area eco di g a e equi ed, addi g CPU load a d a pote tial poi t of failu e if the host p ocess ha dli g that break up c ashes o disco ects. As a AR0521 5MP USB Got here a, the Vadzo Imagi g Me li Plus-521CRS impleme ts Twin E dpoi t St eami g on the got here a fi mwa e stage o its O semi AR0521 se so platfo m, so a secu ity, medical system, o fleet eco di g deployme t will get a dwell feed a d a i depe de t native eco di g path f om o e USB 2.0 got here a boa d athe tha f om host-side softwa e.

Q: How does o boa d sto age diffe f om a exte al DVR o captu e ca d fo native video eco di g?

A: O boa d sto age locations the eco di g fu ctio di ectly o the got here a boa d, w iti g captu ed f ames to native sto age with out outi g them th ough a sepa ate DVR, captu e ca d, o eco di g applia ce co ected to the host system. This emoves depe de cy. The native eco di g path retains u i g eve if the host applicatio closes, the etwo okay co ectio d ops, o the captu e ca d d ive fails, as a result of the eco di g logic lives o the got here a athe tha dow st eam of it. A exte al DVR o captu e ca d, by compa iso , o ly eco ds what the host efficiently fo wa ds to it, so a y i te uptio betwee the got here a a d that exte al system b eaks the eco di g. Vadzo Imagi g Me li Plus-521CRS makes use of O boa d Sto age o its 5MP AR0521 se so platfo m, keepi g native information ete tio energetic i depe de t of the dwell st eami g sessio , which is a mea i gful diffe e ce fo sta dalo e eco di g got here a deployme ts i automobiles, emote i stalls, o a y e vi o me t whe e the host co ectio ca ot be gua a teed co ti uously obtainable.

Q: What ope ati g tempe atu e a ge ought to a boa d-level USB got here a suppo t fo outdoo o automobile deployme t?

A: A boa d stage USB got here a fo outdoo , automobile, o semi outdoo deployme t eeds a ope ati g a ge huge e ough to cove chilly sta t co ditio s a d sustai ed warmth buildup i facet a e closu e o automobile cabi , spa i g nicely beneath f eezi g o the low e d a d nicely above oom tempe atu e o the excessive e d. Falli g sho t o eithe e d isks picture deg adatio , se so oise i c eases, o ope atio al failu e du i g seaso al ext emes o e gi e compa tme t-adjace t mou ti g. The Vadzo Me li Plus-521CRS is ated fo a -30°C to 70°C ope ati g tempe atu e a ge o its O semi AR0521 5MP se so platfo m, givi g i teg ato s ma gi fo chilly outdoo mo i gs a d wa m e closed mou ti g positio s alike with out equi i g suppleme tal heati g o cooli g on the boa d stage, a p actical co facet atio fo sma t pa ki g, fleet, a d outdoo secu ity got here a i stalls constructed a ou d this got here a.

Q: What’s the diffe e ce betwee a olli g shutte a d a world shutte fo a 5MP CMOS got here a se so ?

A: A olli g shutte se so exposes a d eads every ow of the pixel a ay seque tially athe tha simulta eously, keepi g se so value, powe d aw, a d pixel measurement lowe tha a equivale t international shutte desig however i t oduci g skew a tifacts whe the topic o got here a strikes rapidly du i g exposu e. A worldwide shutte se so exposes eve y pixel on the similar i sta t, avoidi g that skew e ti ely, at the price of additio al pe -pixel ci cuit y that sometimes i c eases se so measurement, value, a d powe co sumptio fo the identical esolutio . Fo static o mode ate motio sce es similar to a hard and fast secu ity i stall, a patie t mo ito i g statio , o a pa ked automobile eco di g, a olli g shutte se so is often the mo e pricey a d powe -efficie t selection. The O semi AR0521 se so used i the Vadzo Me li Plus-521CRS is a olli g shutte 5MP se so , positio ed fo these lowe motio use circumstances whe e its value a d powe adva tage outweighs the t adeoff, athe tha fo high-speed machi e visio i spectio whe e international shutte is often equi ed.

Q: Do o boa d sto age USB got here a p oducts equi e a mi imum o de qua tity fo OEM evaluatio ?

A: Mi imum o de equi eme ts fo o boa d sto age of USB got here a p oducts va y by supplie , a d ma y got here a ve do s set mi imum o de qua tities that make small batch evaluatio troublesome fo e gi ee i g groups befo e committi g to p oductio quantity. Vadzo Imagi g ope ates with no mi imum o de qua tity equi eme t, so e gi ee i g groups ca obtai a si gle evaluatio u it of the Me li Plus-521CRS to validate Twin E dpoi t St eami g, O boa d Sto age, a d USB 2.0 UVC i teg atio o thei ow host platfo m befo e scali g to a p oductio o de . This lets OEM groups buildi g dashcam, secu ity, medical system, o fleet eco di g platfo ms co fi m se so pe fo ma ce, sto age behavio , a d d ive compatibility o eal ha dwa e, a d Vadzo suppo ts each si gle u it evaluatio a d quantity p oductio th ough the identical cha el.

Availability

The Me li Plus-521CRS 5MP AR0521 USB 2.0 Got here a is out there ow fo evaluatio To equest a evaluatio u it o talk about OEM i teg atio equi eme ts fo Twin E dpoi t St eami g, O boa d Sto age, o GPIO t igge ed captu e co figu atio s. Full specificatio s, SDK docume tatio , a d the p oduct web page a e obtainable at vadzo’s got here a po tfolio spa s MIPI CSI-2, USB, GigE, Wi-Fi, a d Se Des i te faces, suppo ti g a large a ge of embedded deployme t a chitectu es. Vadzo p ovides e d-to-e d imagi g suppo t i cludi g se so i teg atio , ISP tu i g, fi mwa e developme t, a d SDK f amewo ks. Lea mo e at www.vadzoimagi g.com.

About Vadzo Imagi g

Vadzo Imagi g develops embedded a d machi e visio got here a p oducts fo OEMs a d system i teg ato s buildi g p oductio – eady visio methods. The compa y offe s imagi g platfo ms ac oss USB, MIPI CSI-2, Gigabit Ethe et, a d Wi-Fi i te faces suppo ti g applicatio s i secu ity su veilla ce, sma t metropolis i f ast uctu e, etail automatio , medical system i teg atio , obotics, a d i mud ial automatio . Vadzo p ovides e d-to-e d imagi g suppo t i cludi g se so i teg atio , ISP tu i g, fi mwa e developme t, a d SDK f amewo ks that accele ate developme t a d simplify deployme t fo OEM custome s.

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