Proj1A Presentation

8/8/2019 Proj1A Presentation

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Arc Attack in action

i-Viron Microclimate Tiles

Thei-VironMicroclimateTilesofferaradical

newpotentialforhomeenvironments.Theysuggest

anewapproachtoenergyconservationandarchitec-

turaladaptabilitythatcouldbeappliedtoinstitutions

andhomesalike.

Eachpairofoorandceilingtilescommu-

nicatedirectlywitheachothertoregisterahuman

presence.Theirembeddedtechnologyisactivated

(hereitislighting)bythatpresenceandthisproto-

typeofasimplelighting-tilearraydemonstrateshow

thatresponselevelcanbecustomized.Thelight-

levelissetbytheuser,andthedimming-speedisset

bytheuser.Whenthatpersonentersthei-VironTilearray,thelightsareactivatedtotheuser-determined

level.Whentheuserleaves,alight-trailslowlydims

behindthem.

Withtilesthatrespondinthismanner,we

canbegintoimaginetheimplicationsoftilesthatare

endowedwithstereospeakers,heatingandcooling

elements,humidiers,etc.Thei-VironTileshavepotentialtodetermineamicroclimatethatfollowsthe

user,renderingglobalHVACsystemsobsoleteand

openingupthepossibilityofmicro-customizationto

servemultipleuserssimultaneously.Asatilepair,

theycouldbeimplementedwithoff-the-shelfpur-

chaseandinstallation.


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Full array of Ceiling Tiles

Ceiling Tile Wiring - IR Receiver and LED


Ceiling Tiles

Eachceilingtilecontainsan IRReceiverand

oneLEDandcorrespondsdirectlywiththetilebelow

thatcontainstheIRTransmitter.Eachceilingtilehas

fourwires,agroundtotheLEDandthedigitalPWM

outputtotheLED,agroundtotheIRReceiverand

5VpowertotheIRReceiver.TheIRReceivergroundwiregoes througha resistorin the breadboardand

communicateswiththeassociateddigitalpin.


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Over-Ceiling View

Breadboard and Arduino


Wiring

Intheprototype,thenumberof tileswasdic-

tatedbytheavailableportsinthearduinoboardfor

inputandoutput.Withwirelesscommunication,mul-

tiplexersandembeddedmicrochips,thiswiringwould

bevirtuallyeliminated.Eachtilewouldactasastand-

aloneagent requiringno hardwiring toacentralcir-cuitboard.


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Slide Potentiometer


User Input - Slide Potentiator

Forthis prototype, theslide potentiator regis-

tersananaloginputthatcustomizesthemicroclimate.

Inthiscase,itdeterminesthemaximumleveloflight

emittedbyanLEDatanytime.Infuturescenarios,

thisinputwouldbedeterminedbytheuserandwould

dictatetemperature,humidity,speaker volume, light,etc.andwouldbeembeddedinanRFIDthatcouldbe

wornon theperson, transmittingthose valueswire-

lessly.Here, theslidepotentiometerishardwiredto

thebreadboardwithagroundwire,a5Vpowersupply,

andawiretoananaloginputpin.

Side View with Input Device


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Embedded Infrared Transmitters + wiring


Floor Tiles

TheIRemitterineachoortileisalignedwith

thereceiverintheceilingtile.Withself-containedbat-

teries,thesetilesdonotneedtobehardwiredtothe

Arduinoboard.Inthisprototype,eachoortilehasa

groundwiregoingtothebreadboardandawiretoa

digitaloutputpinasasourceofpower.

Floor Tile Array


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Hard Wiring

breadboard


Hard-wiring

Theseimagesshowallofthehard-wiredcon-

nections between the components, the breadboard

andtheArduinoboard. This prototyperequired the

useofeverysingleinputandoutputpinontheArduino

boardso thewiring isquite complicatedandexten-

sive.


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Parts Catalog

i-Viron Prototype

SlidePotentiometer

IRTransmitter/ReceiverMatchedPair

10KResistor

22Gaugewire

ArduinoDemilanueveBoard

ExternalPowerSupplytoArduinoBoard


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Arduino Code - VOID SETUP

Actuating an Array of 6 Tile Pairs

intsndlv;intsndlvMAX=1023; //set this range tothe desired re-

sponserangeforthemicrophonesintsndlvMIN=600;intlightMAX=255;//settingthelightlevelrangeintlightMIN=0;intIR_1;//whentheIRreceptorsareinterruptedtheyread

0intIR_2;intIR_3;

intIR_4;intIR_5;intIR_6;

oatledintensity1=0;oatledIntensity2=0;oatledIntensity3=0;oatledIntensity4=0;oatledIntensity5=0;oatledIntensity6=0;oatmappedsndlv=0;

oatdim=1;//adjustherefordimmingspeed.higher#=fasterdim.

intambience=980;//adjustthisfortheambientIRbeingreceived-thresholdlevel!

voidsetup(){pinMode(3,OUTPUT);//IR_1connectedtoeachofthese

lights,whichareinthePWMportspinMode(5,OUTPUT);//IR_2pinMode(6,OUTPUT);//IR_3pinMode(9,OUTPUT);//IR_4pinMode(10,OUTPUT);//IR_5pinMode(11,OUTPUT);//IR_6

pinMode(2,OUTPUT);//IR_1thisdesignatesthatoutput

powerwillbegoingtotheIREmitterpinMode(4,OUTPUT);//IR_2pinMode(7,OUTPUT);//IR_3pinMode(8,OUTPUT);//IR_4pinMode(12,OUTPUT);//IR_5pinMode(13,OUTPUT);//IR_6

digitalWrite(2,HIGH);//IR_1. sendingpower tothe IRTransmitterpins

digitalWrite(4,HIGH);//IR_2digitalWrite(7,HIGH);//IR_3digitalWrite(8,HIGH);//IR_4digitalWrite(12,HIGH);//IR_5digitalWrite(13,HIGH);//IR_6//soundlevelinput(slidepotentiometer)fromport5analog

Serial.begin(9600);//BeginingSerialConnection}


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Arduino Code - VOID LOOP

Actuating an Array of 6 Tile Pairs

voidloop(){sndlv=analogRead(5);//ReadingdatafromSoundLevel

inAnalog5//IR_1=digitalRead(2);//readingIRdatafrompins(OLD

CODEFOLLOWEDWITHPINS4,7,8,12,13)IR_1=analogRead(0);//readingtheIRReceiverdata,

0=interuptingpresence,>0=transimissionsreceivedIR_2=analogRead(1);IR_3=analogRead(2);IR_4=analogRead(3);

IR_5=analogRead(4);//IR_6=analogRead(X);//Iranoutofpinsheretoreadfrom.

sndlv=constrain(sndlv,sndlvMIN,sndlvMAX);//settinganupperandlowerthresholdforthesoundinput,no-#s

mappedsndlv=map(sndlv,sndlvMIN,sndlvMAX,lightMIN,lightMAX);//mappingthedesignatedsoundrangeontothelightrange

//////////////////////////////if(IR_10)ledIntensity1=ledIntensity1-dim;//

fadeoutoflight-speedbasedondimvalueledIntensity1=constrain(ledIntensity1,0,255);//solight

levelcannotgobelow0orabove255}///////////////////////////////if(IR_20)ledIntensity2=ledIntensity2-dim;ledIntensity2=constrain(ledIntensity2,0,255);}///////////////////////////////if(IR_30)ledIntensity3=ledIntensity3-dim;ledIntensity3=constrain(ledIntensity3,0,255);}/////////////////////////////////if(IR_40)ledIntensity4=ledIntensity4-dim;ledIntensity4=constrain(ledIntensity4,0,255);}///////////////////////////////if(IR_50)ledIntensity5=ledIntensity5-dim;ledIntensity5=constrain(ledIntensity5,0,255);}///////////////////////////////if(IR_60)ledIntensity6=ledIntensity6-dim;ledIntensity6=constrain(ledIntensity6,0,255);}

///////////////////////////////

analogWrite(3,ledIntensity1);analogWrite(5,ledIntensity2);analogWrite(6,ledIntensity3);analogWrite(9,ledIntensity4);analogWrite(10,ledIntensity5);analogWrite(11,ledIntensity6);

//diagnostics//Serial.print(soundlevelintheroom=); // Serial.println(sndlv);// Writing Sensed Data to Serial

Port,sndlv=soundlevelinroom//delay(100);//Serial.print(peopleinzones=);//if(IR_6==0)Serial.println(6);//if(IR_6==1)Serial.println();//delay(800);//Serial.print(ledIntensity=);//Serial.print(ledIntensity1);//WritingSensedDatatoSe-

rialPort,sndlv=soundlevelinroom//delay(100);

//Serial.print(:::::);//WritingSensedDatatoSerialPort,sndlv=soundlevelinroom//Serial.println(ledIntensity2);//WritingSensedDatatoSe-

rialPort,sndlv=soundlevelinroom//delay(100);

Serial.println(IR_1);

}


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Tiles Packed for Transport

i-Viron Application // Ubiquity

Off-the-Shelf Technology

Asatilepairwithembeddedsenorytechnology

andactuators,thiscouldbemarketedasanoff-the-

shelf technology. With wiring streamlinedanduser

RFIDs the tilescouldbe locally controlled byeach

user.Theywouldremainunconnectedtotheinternet

so-unsuseptableoutsidehacking.


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