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1. 4 4 7Z wave Smart Home Backup 4 4 1 Description BetaHomes shall provide a CD with backup software for mini Linux PC 4 4 2 Source Sponsor 4 4 3 Constraints None 4 4 4 Standards None 4 4 5 Priority High 4 5 Z wave Light Switch Module 4 5 1 Description The product shall consist of one Z wave Light Switch Module 4 5 2 Source Sponsor 4 5 3 Constraints None 4 5 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 4 5 5 Priority Critical 4 6 Z wave Electrical Socket Module 4 6 1 Description The product shall consist of one Z wave Electrical Socket Module 4 6 2 Source Sponsor 4 6 3 Constraints None 4 6 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 4 6 5 Priority Critical 6 1 2012 24 of 48 BetaHomes System Requirements Specification Z wave Smart Home 5 Performance Requirements The quality of any product is determined by its performance The follow requirements will describe the performance characteristics of the Z wave Smart Home ZSH product 5 1 Remote Server Response Time 5 1 1 Description The server shall respond to remote user input within two seconds The user will receive either an acknowledgement or response that their input has been received when using the device s web interface 5 1 2 Source Team BetaHomes 5 1 3 Constraints Reliable internet connection Network latency n
2. The user turns the lights on 10 15 2 Actor s User 10 15 3 TUCBW The user sends in commands to turn on the lights 10 15 4 TUCEW The user sees the lights turn on 10 16 Turn Lights off 10 16 1 Scenario The user turns the lights off 10 16 2 Actor s User 10 16 3 TUCBW The user sends in commands to turn off the lights 10 16 4 TUCEW The user sees the lights off Lights Module Actor1 Figure 10 3 Use Case Light Module 6 1 2012 41 of 48 BetaHomes System Requirements Specification Z wave Smart Home 11 Feasibility Assessment This section analyzes the feasibility of Z wave Smart Home project based on the following six components scope analysis research completed remaining technical analysis cost analysis resource analysis and schedule analysis The detail design of the project has not begun yet and this assessment is solely based on team s knowledge research and critical analysis of each section herein We are aware that it is a really critical section of the project as it would help us to determine the completion of this project on time and within the allotted resources 11 1 Scope Analysis There are many high priority requirements but meeting each one is feasible Our team has a strong knowledge of programming and web development Additionally the blinds module is a separate unit that can be developed without being dependant on the project s z wave controller That is if it is a Z Wave device we ca
3. 2 12 GTA Revision Changes made based on GTA Comments 4 9 12 Sponsor Peer Revision Changes made based on Sponsor Peer Comments 4 22 12 SRS Baseline Passed Gate Review 6 1 2012 6 of 48 BetaHomes System Requirements Specification Z wave Smart Home List of Figures Figure Title Page 2 1 Product visual concept 10 2 2 Main Screen 13 2 3 Floor layout 13 2 4 Room Layout 13 2 5 Device Addition 14 2 6 Visual concept of Web Interface 14 2 7 Create Rules 15 2 8 Lights rule creator 16 2 9 Blinds rule creator 16 10 1 Use Case Z wave System 39 10 2 Web Mobile Application 40 10 3 Rotate Blinds 41 6 1 2012 7 of 48 BetaHomes System Requirements Specification Z wave Smart Home List of Tables Figure Title Page 2 1 Controller External Inputs and Outputs 12 2 2 Blinds Control Unit External Inputs and Outputs 12 11 1 Unadjusted Function Point Calculation 45 11 2 General System Characteristics 45 6 1 2012 8 of 48 BetaHomes System Requirements Specification Z wave Smart Home 1 Product Concept This section gives the reader an upper level understanding of the Z wave Smart Home ZSH product First Z wave is a next generation wireless ecosystem that lets home electronic devices communicate with each other and the user It uses reliable low power radio waves 908 42 MHz U S standard that travel through walls and floors to create a mesh network of communication Z wave control can be added to almost any electr
4. 4 TUCEW The user sees edited successfully message 10 11 Log out 10 11 1 Scenario The user logs out from the system 10 11 2 Actor s User 10 11 3 TUCBW The user clicks on the log off button 10 11 4 TUCEW The user sees the log off successful message 6 1 2012 38 of 48 BetaHomes System Requirements Specification Z wave Smart Home Z Wave System Search Devices Add Devices Remove Devices Add Schedule Actor1 Edit Schedule Add Rule Remove Rule Remove Schedule 6 1 2012 39 of 48 BetaHomes System Requirements Specification Z wave Smart Home Figure 10 1 General use cases 10 12 Rotate Blinds 10 12 1 Scenario The user rotates the blinds 10 12 2 Actor s User 10 12 3 TUCBW The user sends in commands to rotate the blinds 10 12 4 TUCEW The user sees the blind rotate 10 13 Lower Raise Blinds 10 13 1 Scenario The user lowers raises the blinds 10 13 2 Actor s User 10 13 3 TUCBW The user sends in commands to lower raise the blinds 10 13 4 TUCEW The user sees the blind lower or raise Blinds Module Actor1 Figure 10 2 Use Case Blinds Module 10 14 Dim Lights 10 14 1 Scenario The user dims the lights 10 14 2 Actor s User 10 14 3 TUCBW The user sends in commands to dim the lights 6 1 2012 40 of 48 BetaHomes System Requirements Specification Z wave Smart Home 10 14 4 TUCEW The user sees the lights dim 10 15 Turn Lights on 10 15 1 Scenario
5. BetaHomes System Requirements Specification Z wave Smart Home 10 5 VACN el otea E U Le E EE A A EE E I E E E 37 10 6 Remove Sera le a EESE 37 10 7 Edit Schedule AAA A ATA Aaa 37 10 8 A EA 37 10 9 Remove Rule a E tie rE saaa 37 10 10 Edit RUIS ata iS 38 TOTE Lora 38 10 12 Rotate Blinds curacion el e aaa ieee 40 10 13 Lower Raise Blinds 0000 ia 40 1014 Dim Lights A acd alte dense i A O tapes 40 LOLA I TES BS O a Sates ace ad 41 10 16 A O nN ee one one Seen TRAE eRe me eee ene ee 41 ll Feasibility Assessment a A a A AA a de A ae 42 11 1 COPS AMA WSIS indias 42 11 2 IRESG ai CE aso rat ge esters ie tte eae et esate he tonnes ae dene sie iad he Stl mate otha sues 42 11 3 Technical AMAL YySIS ida 43 11 4 COSA TIALY SIS cet occorctt ois deco ed 43 11 5 Resoures Adi 44 11 6 Schedule Analysis aeaa a a anatase Ree ea 44 A MGC TNS E EEE EER ET E AT E 47 12 1 Customer Requirement 3 2 The unit shall be designed to function without Internet COMME CLIO A A A E 47 1242 Customer Requirement 3 3 3D MAN oia 47 12 3 Customer Requirement 3 13 Thermostat 10 a oad ie adagget 48 6 1 2012 5 of 48 BetaHomes System Requirements Specification Z wave Smart Home Document Revision History Revision Revision Number Date 04 3 18 12 FirstRough Draft A rough draft Description Rationale 3 18 12 Final Rough Draft A complete rough draft is required 3 28 12 Professor Revision Changes made based on Professor Comments 4
6. N A 8 1 4 Standards N A 8 1 5 Priority High 8 2 Server Power On Software 8 2 1 Description The server shall upon powering on automatically start the Z wave Smart Home software package The web server and all application software will start automatically and be ready for use within 3 minutes 8 2 2 Source Team BetaHomes 8 2 3 Constraints Any errors during device boot up may hinder or prevent system start up 8 2 4 Standards N A 8 2 5 Priority High 8 3 Server Backup 8 3 1 Description The server shall allow the user to backup the system This includes rules schedules devices and all configuration data 8 3 2 Source Sponsor 8 3 3 Constraints Space on backup medium 6 1 2012 32 of 48 BetaHomes System Requirements Specification Z wave Smart Home 8 3 4 Priority Low 84 Server First Start 8 4 1 Description If the server does not have any users defined it shall create a administrator user and password and display the credentials to the user The user may then log in using those credentials The user after logging in should be able to change their password 8 4 2 Source Sponsor 8 4 3 Constraints None 8 4 4 Priority High 6 1 2012 33 of 48 BetaHomes System Requirements Specification Z wave Smart Home 9 Acceptance Criteria Acceptance requirements are the requirements that must be completed for the project to be accepted as complete These requirements include the top priorities of the project which a
7. Z wave enable devices either The ZSH controller will allow up to 255 devices to be added as a maximum 5 5 4 Standards None 5 5 5 Priority High 5 6 Blinds Control Unit Motor Usage 5 6 1 Description The Blinds Control Unit motor shall not draw more than half of the batteries current capacity per use 5 6 2 Source Team BetaHomes 5 6 3 Constraints Battery capacity 5 6 4 Standards None 5 6 5 Priority Moderate 5 7 System Range 5 7 1 Description All Z wave enabled devices shall be within 15 meter radius of another Z wave enabled device or the Z wave Smart Home server 6 1 2012 26 of 48 BetaHomes System Requirements Specification Z wave Smart Home 5 7 2 Source Team BetaHomes 5 7 3 Constraints Any form of signal interference 5 7 4 Standards None 5 7 5 Priority Moderate 6 1 2012 27 of 48 BetaHomes System Requirements Specification Z wave Smart Home 6 Safety Requirements Safety requirements are of very high priority because this product is targeted to ease the use of household appliances for everyday use These requirements are critical to protect the user against any injury Thus they need to be addressed to the user by providing a clear and easily understandable user manual Also the product should include warning labels that can be referred to at any time 6 1 Insulated Wires 6 1 1 Description The product shall not have exposed electric wires 6 1 2 Source Team BetaHomes 6 1 3 Constraints N A
8. execute 5 Router Modem Communication transition between the Internet and the ZSH server 6 Z wave modules Controlled through the server adapter The modules in this ZSH product will consist of light switches electrical sockets and a Blinds Control Unit These modules will communicate with each other and the adapter 7 Blinds Control Unit BCU Communicates with the adapter and other Z wave modules Used to open and close household blinds via changes in blind s slat angles BCU uses rechargeable batteries to operate BCU uses solar panels to recharge batteries BCU is wall mounted and designed to retrofit many blind types 8 Database The database is maintained on the server The database stores rules and schedules created via user interaction with the web interface 9 User Interface UI The UI will consist of Personal Computer and smart phone devices The UI will require Internet access and the ability to communicate via Hyper Text Transfer Protocol The UI will interact with the Web Interface This will be the main form of user control over the ZSH system Refer back to figure 2 1 for a visual product concept The ZSH product will consist of the server adapter Z wave modules and Blinds Control Unit BCU The server is a small wireless box that plugs directly into a wall outlet preferably close to Z wave enabled devices and the router The adapter is a similar in look to a USB data stick and uses a USB port
9. the technology that we are dealing with been around for a decent amount of time and we have enough learning material available on the web to develop the product However the inventors of Z Wave ZenSys do not support open source development and also the manufactures of the various Z Wave controllers do not provide details of their protocols This means that development of open source software currently problematic but yet possible because of broad variety of enthusiastic Z Wave developers who share their achievements with public 11 4 Cost Analysis The Z wave Smart Home ZSH system was purposefully designed to be low cost so that it would be affordable to a wider audience Using this design decision the component selection process aimed for the lowest cost parts that are commercially available while still delivering a quality product Based on a preliminary assessment of the parts required to complete the ZSH product the conclusion is that this project will be within an 800 budget These results are based on the following assumptions All manual labor is provided for free A Linux server costs approximately 80 A Z wave USB adapter costs approximately 40 A solar cell costs approximately 20 Two rechargeable D batteries cost approximately 20 6 1 2012 43 of 48 BetaHomes System Requirements Specification Z wave Smart Home Two Servos cost approximately 40 A 10 pack of gears costs approximately 30 A light switch costs approxima
10. to manually control a Z wave device such as turning on and off This will override the devices schedule and or rules until the next scheduled change or rule event triggers the device 3 7 4 Standards N A 3 7 5 Priority Moderate 3 8 2D Map 3 8 1 Description The Web Interface shall display a 2D map view of working range of Z Wave modules 3 8 2 Source Sponsor 3 8 3 Constraints Size of the screen displaying the map The 2D map willl display a maximum of 25 rooms 10 devices per room A maximum of 255 devices may be configured whether assigned to a room or not 5 5 3 3 8 4 Standards N A 3 8 5 Priority Moderate 3 9 Z Wave Device Communication 3 9 1 Description The system shall use Z Wave standards for communication between devices 3 9 2 Source Sponsor and industry standard 3 9 3 Constraints N A 6 1 2012 19 of 48 BetaHomes System Requirements Specification Z wave Smart Home 3 9 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 3 9 5 Priority High 3 10 Z Wave Controller Communication 3 10 1 Description The system shall use Z wave standards for communication between the controller and devices The controller will use an internal or external Z Wave adapter 3 10 2 Source Sponsor and industry standard 3 10 3 Constraints The Z Wave adapter must be compatible with our software and hardware and any 3rd party software we use 3 10 4 Standards
11. wave enabled and integrating it with other Z wave devices The computer engineers will also address the mechanical design considerations required to implement the Blinds Control Unit via research and consulting with outside sources such as the project sponsor or other teams Similarly other members of the team are also researching on the open source software and it s utilization to control these Z wave devices Thus all the members of the Team BetaHomes know what they are doing and what they have to do to complete this project Hence in terms of resources this project is feasible 11 6 Schedule Analysis We are using function point estimation to estimate the duration for the project The function point estimation is based on the number of Inputs outputs inquires logical internal files and external logical files These function points are by multiplied with respective function point multipliers as discussed in Table 8 2 of Steve McConnell s Rapid Development and added together to calculate the unadjusted function point 6 1 2012 44 of 48 BetaHomes System Requirements Specification Z wave Smart Home Program Characteristics Low Complexity Mid Complexity High Complexity Number of Input 3 3 9 1 4 4 0 6 0 Number of Output 4 4 16 0 5 0 0 7 0 Inquiries 4 3 12 2 4 8 0 6 0 Logical Internal File 3 7 21 0 10 0 1 15 15 External Interface File 2 5 10 2 7 14 3 10 30 UAF 139 Table 11 1 Unadjusted Func
12. 012 35 of 48 BetaHomes System Requirements Specification Z wave Smart Home 10 Use Cases Use case is a list of steps that defines interactions between an actor and a system to achieve a goal Thus use case is a business process that starts and ends with a user Actor in our case is the user and the system can be the Z Wave system the web mobile application or the blinds TUCBW stands for the use case begins with and TUCEW stands for the use case ends with 10 1 failed 10 2 10 3 10 4 Log in 10 1 1 Scenario The user logs into the web application 10 1 2 Actor s User 10 1 3 TUCBW The user enters the user id and password 10 1 4 TUCEW The user sees the welcome page or an error message saying that the log in Search Devices 10 2 1 Scenario The user searches for Z wave devices 10 2 2 Actor s User 10 2 3 TUCBW The user hits on the search button 10 2 4 TUCEW The user sees the list of available z wave devices Add Devices 10 3 1 Scenario The user adds a Z wave device 10 3 2 Actor s User 10 3 3 TUCBW The user selects the z wave device he she wants to add 10 3 4 TUCEW The user sees successfully added message Remove Devices 10 4 1 Scenario The user removes a z wave device from the system 10 4 2 Actor s User 6 1 2012 36 of 48 BetaHomes System Requirements Specification Z wave Smart Home 10 5 10 6 10 7 10 8 10 9 10 4 3 TUCBW The user selects remove z wave device
13. 5 Device Addition When the user accesses the Web Interface they would see a screen much like Figure 2 2 Clicking Create Floor would add a floor layout to the screen and allow the user to name the floor Then clicking on the floor layout will display the Create Room button that will allow the user to place a room within the floor by using a pointing device This room can be clicked and named as well Once the room is clicked the user can add or remove devices Clicking Add Devices would provide a list of common Z wave appliances to choose from Once a device is selected it can be moved and placed within the room using a pointing device These appliances can be named by the user for quick referencing The user can also remove devices by clicking the Remove Devices button and selecting a device they wish to remove The following figure 2 6 is a concept visualization of a floor plan when the previously described steps are taken control Device Home Remove Device A Settings Draw Rooms Erase Unlocked Figure 2 6 Visual concept of Web Interface 6 1 2012 14 of 48 BetaHomes System Requirements Specification Z wave Smart Home This next segment will describe the Create Rule interface Pictures will be provided followed by a written description Rules Device Action to Take Device to Act Upon Add Rule Qualifier Trigger Remove Rule Extra fields based on Qualifier Edit Rule Rules in Ef
14. 6 1 4 Standards N A 6 1 5 Priority High 6 2 Hanging Wires 6 2 1 Description The product shall not have hanging wires as it can lead to strangulation or electric shock 6 2 2 Source Team BetaHomes 6 2 3 Constraints The blind unit s solar powered charger may require wires to be routed from the unit to the solar cells 6 2 4 Standards None 6 2 5 Priority High 6 3 Sharp Edges 6 3 1 Description The product shall not have any sharp edges Sharp edges are defined as an edge that can cut skin when applying less than one psi 6 3 2 Source Team BetaHomes 6 3 3 Constraints None 6 3 4 Standards None 6 1 2012 28 of 48 BetaHomes System Requirements Specification Z wave Smart Home 6 3 5 Priority Moderate 6 1 2012 29 of 48 BetaHomes System Requirements Specification Z wave Smart Home 7 Maintenance and Support Requirements Maintenance requirements are those that facilitate maintenance of the system and assist in repairs upon fault detection This section includes requirements for future expansion of the system and adding additional functionality Team BetaHomes shall not be responsible for supporting the Smart Home Controller package after August 7 2012 The requirements listed below will be used to indicate the level of support provided by Team BetaHomes 7 1 Product shall be designed to be modular and extensible 7 1 1 Description The team shall architect design and build the product on a modular basis Bo
15. CSE Senior Design System Requirements Specification Department of Computer Science and Engineering The University of Texas at Arlington Team BetaHomes Project Z Wave Smart Home Team Members Nicholas Earwood Benjamin Frank Andrei Patapau Aerina Shrestha Santosh Upadhyay Last Updated 4 22 12 20 55 System Requirements Specification Z wave Smart Home Table of Contents Table of COMES A a ate saat erent aes 2 LISO PUES gnier ae a nackte a ssncus ound a E EE E eE ES 7 Listof Tables S E E E EE 8 1 Product Concepten E A EN va E E EAE Ol oe 9 KE Purpose and LISS sieneen E E 9 1 2 intended AUTE A ees ees ae E ues ee ads 9 2 Product Description and Functional Overview s 2216 uae eek el pile edie ieee tel Soe eR acdecee et 10 2 4 lt Feat res and PUNO 1 A A A hee Be E AE A A ERA ao 10 2 2 External Inputs and OU td A A is ai pedida 12 23 Product eras ii e de dd ai 12 3 ACUSE RO a ets fovea cad 17 Dal e A yt nue ental beeches aga uaeri o ae Mts aaea riatanas 17 3 2 Automated Device Controlar o io dao 17 Deo A aie ioe a EER A GN Sie la St a tt Sod 17 ZA RIES coo ced cette as stone resis E tates ctoh ae caldet E TA E E AR 18 Sa Nlanual Device OO A ede ee 18 A A NT 18 SL VOICE COMO di a 19 30 20 Mi isis ani 19 3 9 Z Wave Device Communication ta 19 3 10 Z Wave Controller Communication sseeseeseeeseesesseseresressersrestrersesstestessetsttsesseestesreeseeseseessee 20 3 11 Blinds Control Unit Slat ElevatiON in
16. Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 3 10 5 Priority High 3 11 Blinds Control Unit Slat Elevation 3 11 1 Description The Blinds Control Unit BCU shall be able to lower and raise blind s slats 3 11 2 Source Sponsor 3 11 3 Constraints Force required for lowering or raising slats 3 11 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 3 11 5 Priority High 3 12 Blinds Control Unit Slat Rotation 3 12 1 Description The Blinds Control Unit BCU shall be able to rotate blind s slats 3 12 2 Source Sponsor 3 12 3 Constraints N A 3 12 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 3 12 5 Priority High 6 1 2012 20 of 48 BetaHomes System Requirements Specification Z wave Smart Home 3 13 Blinds Control Unit Solar Energy 3 12 1 Description The Blinds Control Unit shall use solar energy to recharge its batteries 3 12 2 Source Sponsor 3 12 3 Constraints Sponsor s definition of acceptable solar panel size is 6 x 6 3 12 4 Standards N A 3 12 5 Priority Moderate 3 14 Z wave Light Switch 3 14 1 Description The Z wave Light Switch shall control lights with the commands on off and dim 3 14 2 Source Sponsor 3 14 3 Constraints Access to manufacturer s device specifications 3 14 4 Standards Z Wave protocol as defined i
17. ant browser the actual standards are TBD 3 1 5 Priority High 3 2 Automated Device Control 3 2 1 Description The controller shall be able to automatically control any Z Wave enabled devices based on schedules and rules defined by the user 3 2 2 Source Sponsor 3 2 3 Constraints Access to manufacturer device specifications 3 2 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview Individual device protocols as defined by their manufacturer 3 2 5 Priority High 3 3 Scheduling 3 3 1 Description The server shall control individual and groups of devices using hourly daily weekly or monthly schedules These schedules can be created modified or deleted as per the user s requirement 3 3 2 Source Sponsor 6 1 2012 17 of 48 BetaHomes System Requirements Specification Z wave Smart Home 3 3 3 Constraints Limit scheduling to the mentioned categories 3 3 4 Standards None 3 3 5 Priority Moderate 3 4 Rules 3 4 1 Description The server shall allow creation modification and deletion of rules for the operation of individual and groups of devices For example a rule could be setup so that an interior lamp becomes lit whenever the main overhead lights are off so that a room is always lit Another example could be that the exterior lights always turn on 10 minutes after dusk 3 4 2 Source Sponsor 3 4 3 Constraints Rule based scheduling activation require unknown kn
18. be modular and extensible ooooncccnnncccnoncccnoncccnnncnnoonnnonnncnonnnnnnnns 30 7 2 Product shall come with design documentation and User s Manual ooonconcocicnnnccnoccnacconanonanonanos 30 7 3 Software maintenance shall be performed remotely ooooocnnncccnnnocononccononcncnoncnonnncnonnnnncnnncnonnncnnnns 30 7 4 Hardware maintenance shall be done remotely ooonoccnnncccnonocinonacanonancnnnnncnnnnncnnnononnnnnononcncnnnncnnns 31 dT System shall provide Error lg dinner asdiecasdaeadeanceden 31 7 6 The team shall not provide any support or maintenance after project completion date 31 8 Other REquirements init laa diri 32 8 1 Server Power On Networking vecina ansia eden 32 8 2 Server Power ON SOLOW ALG 1 A A AA E R A A AA A 32 oro E l B T AND EET E E E 32 Ot IEPS ESTATE A A ae Be Re ae EEE eh 33 O Accepta ce Orie Nat cari A eh ae eS aa so Lata See Qa etna 34 9 1L Verify the Product is web baston id 34 9 2 Verify the controller is Z wave enabled ii iris 34 9 3 Verify the systemas modas 34 94 Verify the product has no sharp edges doin 34 9 5 Verify the system is properly Insulina 34 9 6 Verify the system has no hanging Wires ai 35 9 7 Verify that the modules are z wave enabled sco sss cieslssay a 35 9 8 Verify the application has a meaningful GUL iia 35 VTO USE Case A AD A A AE RIA A 36 10 1 LA te de oo 36 10 2 Search Device car A A ss 36 10 3 Add Detenida 36 10 4 Remove DEVICES cui da 36 6 1 2012 4 of 48
19. d then writing a program to make it work which would be really time consuming 6 1 2012 47 of 48 BetaHomes System Requirements Specification Z wave Smart Home 12 3 Customer Requirement 3 13 Thermostat 12 3 1 Requirement Description The system shall also include Z wave enabled thermostat that can be controlled from iPhone Smart Phone interface The thermostat setting can both be operated real time or schedule based The real time would mean if the user is feeling too hot or too cold his voice expression would be entered as an input then the thermostat would change the temperature until user is satisfied with it The schedule based setting shall allow the user to set various temperatures for various schedules For morning the temperature would automatically become little higher and during day time it would be little colder Similarly during winter temperature could be set for higher 70s whereas for summer it can be set to mid 60s and so on Nonetheless the user can set temperature anytime he wants while he is in his house or outside 12 3 2 Constraint The first constraint would be budget feasibility as Z wave enabled thermostat costs little higher Then the complexity of the project realizing that we are already building one Z wave enabled device blinds and controlling other two becomes really high And then there is the time constraint as dealing with thermostat requires whole new set of rules description and programming which
20. does not seem feasible for this project 6 1 2012 48 of 48 BetaHomes
21. e product has no sharp edges that can cause potential harm to the user 9 5 Verify the system is properly insulated 6 1 2012 34 of 48 BetaHomes System Requirements Specification Z wave Smart Home 9 5 1 Requirement s addressed Requirement 6 1 The product shall have properly Insulated Wires 9 5 2 Verification Procedure We will verify that the wires are not exposed and properly insulated 9 6 Verify the system has no hanging wires 9 6 1 Requirement s addressed Requirement 6 2 The product shall not have any wires that are hanging 9 6 2 Verification Procedure We will inspect to make sure that the product has no hanging wires that can cause potential harm to the user 9 7 Verify that the modules are z wave enabled 9 7 1 Requirement s addressed Requirement 3 11 The Blinds module shall be controlled by z wave Requirement 3 12 The Light module shall be controlled by z wave 9 7 2 Verification Procedure We will inspect to make sure that the modules are controlled by the z wave controller by making sure they respond correctly to the commands of the controller 9 8 Verify the application has a meaningful GUI 9 8 1 Requirement s addressed Requirement 3 14 The application shall have simple and meaningful GUI 9 8 2 Verification Procedure The sponsor shall approve of the GUI after a visual inspection He will also verify that the instructions symbols and icons used in the GUI are easy to follow and meaningful 6 1 2
22. fect Turn on COFFEE_POT if 7 00 a m and BEDROOM_LITE_1 turn Turn off OutsideLights1 when BedRoomLights2 turn off Figure 2 7 Create Rules When the user clicks Add Rule the rules window opens that looks much like Figure 2 7 The user can then select what they want the device to do and which device to perform the action on The qualifier will be a dropdown list of options like at when and if which will change the triggering options and extra fields when selected Based on the qualifier the trigger could be a time or the status of another device which causes the rule to execute The Rules in Effect portion would show the rules already created by the user These rules can be edited as required by the user by clicking on the Edit Rule option Remove Rule when clicked will allow the user to select a rule to delete The Create Schedule window looks much like the Rules window and so only a written description will be given When the user selects Add Schedule fields will appear allowing the user to select a device to perform an action on and what action to take There will also be a field to allow the user to enter a time for the action to take place The Remove Schedule button when clicked will allow the user to delete a schedule in the Schedules in Effect area This Schedule in Effect portion will show the schedules already created by the user and can be edited as required by the user by clic
23. g a voice management system In addition to that it would also require lot of programming in microcontroller with possibility of hardware manipulation in order to customize the signals Not only would it become time consuming it would not be feasible budget wise as well because it might require adding lots of band pass filters which are really expensive in the market 12 2 Customer Requirement 3 3 3D Map 12 2 1 Requirement Description The system s interface shall provide 3D map view of working range of Z Wave modules It would also allow the user to create 3D map view depending upon the house floor plan he she has 3D Map view shall be broken down into the functions of number of floors the house has then number of rooms in each floor the location of the different kind of rooms kitchen living room bathroom bedroom and so on and the type of Z wave devices that has been activated in each room 12 2 2 Constraint The following requirement is a whole new project which requires a lot of extra time and sophisticated knowledge of 3D modeling As per our understanding 3D modeling requires lot of programming in flash which will affect our project in two ways Since our module is web based enabling flash programs in it would complicate the performance of the website in which our Z wave devices would be operating on And since none of our team members are that good in doing complicated design in flash programs it would require first learning an
24. icia ada 20 3 12 Blinds Control Unit Slat Rotation cuina nea 20 6 1 2012 2 of 48 BetaHomes System Requirements Specification Z wave Smart Home 3 13 Blinds Control Unit Solar Bier o ase 21 3 14 Z Wave Liebt O dais ass ol coats sue 21 3 15 Blinds Control Umit DIET 2 AAA AAA aR 21 3 16 Blind Control nit Weight ts Na 21 3 17 Graphical User Interface GUD ui annie 22 3 18 Device Status Pecdback cuina iii ias 22 3 19 Blind Control Unit Manual Control cuina 22 4 Packaging RequITE MENS iii 23 Al Z wave Smart Home SV taa 23 42 gt Blinds Control Unit secede set Cutie A A A AA Gh eee ease 23 4 3 Lave Smart Home Software is neo A io ate adel pace te dares 23 44 Z Wave mar Home Back py a o O O Make aa 24 45 Z Wave Lieht Switch Module a a E Coed tien Sena s 24 4 6 Zi wave Electrical Socket Modules irc tit 24 e is A ara teadac va ededauya a aeaaentae ete a Ea 25 DL Remote Server Response ME iio 25 5 2 Blinds Control Unit Battery Replacement rd rta 25 5 3 Blinds Control Unit Battery Recht 25 DA Web Interface Portability eenean a a a N 26 Jo Addis New DOVO e S a N E A acs a ea eee 26 5 6 Blinds Control Unit Motor Usage aid 26 IA SYSE RANSE e a Aa e a R A a A a R 26 Sale by Requirements A a T N R a EEE 28 6 L Insulated WES A tias 28 0 2 Hansa Witt didas 28 03 Sharp Eder 28 6 1 2012 3 of 48 BetaHomes System Requirements Specification Z wave Smart Home 7 Maintenance and SUPPORTS ias 30 7 1 Product shall be designed to
25. ith appliances in normally hard to reach places The ZSH product would also accommodate persons with disabilities as they can control frequently used appliances without being physically near said appliances These appliances could include but are not limited to coffee makers and toasters The ZSH device is web enabled for easy access through a smart phone or personal computer both of which the intended audience are required own for access to all the features of the ZSH product 6 1 2012 9 of 48 BetaHomes System Requirements Specification Z wave Smart Home 2 Product Description and Functional Overview This section provides an overview of the Z wave Smart Home ZSH product s physical specifications and functions Features and Functions will describe the components used in the ZSH system and their function within the system External Inputs and Outputs will define what commands the user can put into the ZSH system and how the system responds to the user The Product Interface determines how the user interacts with the ZSH system and gives examples of what this interaction would look like 2 1 Features and Functions The Z wave Smart Home ZSH product is designed to operate Z wave enabled devices by allowing the user to control these devices remotely or via schedules rules ZSH is not a decision making product the system cannot decide what it will and will not do Control of the ZSH system is always in the hands of the user and the system will o
26. king on the Edit Schedule option The following figures are visual concepts for the Web Interface lights and blinds schedule creation 6 1 2012 15 of 48 BetaHomes System Requirements Specification Z wave Smart Home Light Controller Dim _ Set Time Figure 2 8 Lights schedule creator Blinds Controller Set Time Figure 2 9 Blinds schedule creator 6 1 2012 16 of 48 BetaHomes System Requirements Specification Z wave Smart Home 3 Customer Requirements This section provides the basic functions features and appearance of the product as requested by customer The following requirements were gathered by team BetaHomes from sponsor of the project Dr Gergely Zaruba This section specifies what the intended audience can cannot do 3 1 Web Interface 3 1 1 Description The product shall be controlled using a web interface The web interface shall work on any device that can process web pages and has access to the internet Using the web interface the user shall be able to setup configure and control all paired Z Wave devices 3 1 2 Source Sponsor and Team BetaHomes 3 1 3 Constraints Smart phones will be limited in both screen space and technology use Main setup and configuration may have to be solely through a PC web browser 3 1 4 Standards Must work with any of the late versions of MSIE Firefox Chrome Opera etc Basically any standards compli
27. n Zensys Software Design Specification Z wave Protocol Overview 3 15 3 16 3 14 5 Priority Moderate Blinds Control Unit Dimensions 3 15 1 Description The Blinds Control Unit shall be no larger than 30cm x 30cm x 15cm 3 15 2 Source Sponsor 3 15 3 Constraints Components size and placement 3 15 4 Standards None 3 15 5 Priority Moderate Blinds Control Unit Weight 3 16 1 Description The Blinds Control Unit shall weight no more than one kilogram 3 16 2 Source Sponsor 3 16 3 Constraints Components weight 3 16 4 Standards None 6 1 2012 21 of 48 BetaHomes System Requirements Specification Z wave Smart Home 3 16 5 Priority Moderate 3 17 Graphical User Interface GUI 3 17 1 Description The product GUI shall have simple and meaningful instructions icons and symbols 3 17 2 Source Sponsor 3 17 3 Constraints None 3 17 4 Standards None 3 17 5 Priority High 3 18 Device Status Feedback 3 18 1 Description The user interface shall provide a meaningful feedback on device change of status 3 18 2 Source BetaHomes 3 18 3 Constraints Any form of signal interference while sending the feedback 3 18 4 Standards None 3 18 5 Priority High 3 19 Blind Control Unit Manual Control 3 18 1 Description The user shall be able to control the blinds manually and the feedback will be sent to the server about the change in the position and elevation of the blind s slat 3 18 2 So
28. n test it with off the shelf controller software This will allow simultaneous development of both parts of the system There are examples of Z Wave controller software APIs and each discrete task web server web server and custom application interaction e g CGI etc FPGA programming rule based systems mobile development and so on have strong representations in the market and online The main bulk of the work to be done is integrating all these individual systems and protocols into a self contained system Based on the current scope of the project the conclusion is that the Z wave Smart Home product is feasible within the time and budget constraints 11 2 Research For this project our first research job was to be familiar with Z Wave technology It was a new term for us so we researched on what Z wave actually is and how it used Then we looked for the prices of the off shelf Z wave devices that were related to our project There are a few products that are almost identical to what our project will do This gives Team BetaHomes a resource to utilize during design considerations Since one of our requirements is to build Z wave enabled blinds we researched the mechanism of simple blinds the usage of servo motors to control the slats and transforming regular blinds to electronically controlled Z Wave enabled units We found online communities where other people have modified devices for wireless or electronic control There are also ma
29. nly operate within the parameters defined by the user The ZSH design is a step toward the future of home independent automation but is still far from an Artificially Intelligent home For product visual concept see figure 2 1 Mint Linux Server X ESAS gt eS Internet i Z Wave USB Controller b Y b E ri MN Y Light Switch Blinds Controller Figure 2 1 Product visual concept 6 1 2012 10 of 48 BetaHomes System Requirements Specification Z wave Smart Home The ZSH will feature use the following components 1 Internet The Internet will be required at all times to operate the ZSH product remotely It is required for communication between the smart phone controller and ZSH server 2 Mini Linux Server PC The main component of the ZSH product The server will communicate with Internet browsers as well as store schedules rules as defined by the user The server will command the Z wave USB adapter The server will host the web interface 3 Z Wave USB adapter Translates communications with all Z wave enabled devices and the server within a minimum 17 meter radius The adapter plugs into the server via USB port The adapter is controlled by the server 4 Web Interface The server will host the web interface The web interface will be the main form of user interaction with the ZSH product The web interface will be database driven allowing the user to store schedules and rules for the system to
30. ny online communities dedicated to just Z Wave technology Some are just dedicated to DIY Z Wave homes and they have a lot of information that pertains to our project 6 1 2012 42 of 48 BetaHomes System Requirements Specification Z wave Smart Home One of the draw backs we learned is that the Z Wave protocol is not an open protocol It is proprietary and the open source and DIY communities have reverse engineered the protocol This may hinder development of our controller and blinds 11 3 Technical Analysis The Smart Home Controller system will consist of 5 main parts Z Wave adapter GNU Linux server Z Wave modules and the web application The LAN and internet connection will be provided by the customer Z Wave adapter shall be used to communicate with Z Wave enabled devices and provide network physical communication layer The Linux server is a miniature inexpensive version of Linux PC which will communicate with mobile PC applications accessible from the web and Z Wave application installed on the server The Z Wave server software shall process web requests from the physical network layer and pass those to the Z Wave controller software which will interact with the Z Wave adapter which in turn shall communicate with modules All of the above technical aspects of our project require quite a sophisticated knowledge of signal processing FPGA programming web development and circuitry design blinds module implementation Fortunately
31. on the server For most intents and purposes the server and adapter can be thought of as a single component The Z wave modules can be any number of Z wave enabled devices but the ZSH product will provide only a light switch electrical socket and BCU The light switch and electrical socket would replace a standard light switch or electrical socket and should be installed according to the directions 6 1 2012 11 of 48 BetaHomes System Requirements Specification Z wave Smart Home found with the purchase of those items The BCU is a device that is no larger than 30cm x 30cm x 15cm and weigh no more than 1kg The BCU is a wall mounted unit that the user would need to screw into the wall near the rod that controls the angle of the blind s slats The rest of the components listed above are separate from the ZSH product but are still required for its use 2 2 External Inputs and Outputs Controller Name Description Use Power Constant power source Required to operate at all times Intranet Connection The product must be connected to a home intranet Required for configuration and management Internet Connection A consistent internet connection Required for remote control Z Wave Connection Reliable Z Wave communications Required for proper operation Smart Phone A device with a web browser Required for remote control Personal Computer A device with a web browser Required for configura
32. onic device such as kitchen appliances window shades thermostats and home lighting The ZSH product creates this communication network to allow the user control over their electronic devices without being near the device The ZSH product is specifically designed to control a Blinds Control Unit but will also control other Z wave enabled devices Further description of the ZSH product will be provided in the rest of the document with the first two sections detailing the Purpose and Use along with the Intended Audience 1 1 Purpose and Use The purpose of the Z wave Smart Home ZSH product is to control electronic devices in the home remotely and wirelessly Using the ZSH product should make controlling electronic devices in the home more convenient for the user The ZSH product is not a replacement for appliance controllers such as Television and DVD players but instead is a method for controlling the power on and off of such devices Typical use of the ZSH product would be using a smart phone with Internet connection to logon to a web server The web server then controls the Z wave enabled devices in the House The user is expected to use this method of access to directly control appliances or create schedules rules for automated control 1 2 Intended Audience The Z wave Smart Home ZSH product is designed to be a practical method of control for people who would enjoy greater control and ease of use of household appliances This includes persons w
33. option 10 4 4 TUCEW The user sees the successfully removed message Add Schedule 10 5 1 Scenario The user adds schedule as per his requirement 10 5 2 Actor s User 10 5 3 TUCBW The user clicks on the add schedules option 10 5 4 TUCEW The user sees added successfully message Remove Schedule 10 6 1 Scenario The user removes schedule as per his requirement 10 6 2 Actor s User 10 6 3 TUCBW The user clicks on the remove schedules option 10 6 4 TUCEW The user sees removed successfully message Edit Schedule 10 7 1 Scenario The user edits schedule as per his requirement 10 7 2 Actor s User 10 7 3 TUCBW The user clicks on the edit schedules option 10 7 4 TUCEW The user sees edited successfully message Add Rule 10 8 1 Scenario The user adds rule as per his requirement 10 8 2 Actor s User 10 8 3 TUCBW The user clicks on the add rules option 10 8 4 TUCEW The user sees added successfully message Remove Rule 6 1 2012 37 of 48 BetaHomes System Requirements Specification Z wave Smart Home 10 9 1 Scenario The user removes a rule as per his requirement 10 9 2 Actor s User 10 9 3 TUCBW The user clicks on the remove rules option 10 9 4 TUCEW The user sees removed successfully message 10 10 Edit Rule 10 10 1 Scenario The user edits rule as per his requirement 10 10 2 Actor s User 10 10 3 TUCBW The user clicks on the edit rules option 10 10
34. or log 7 5 1 Description To enable ease of maintenance the software shall be able to produce an error log with detailed description of each error encountered Allowable size of the log may vary according to user specification 7 5 2 Source Team BetaHomes 7 5 3 Constraints Error log memory size Excessive error logging 7 5 4 Standards N A 7 5 5 Priority Moderate 7 6 The team shall not provide any support or maintenance after project completion date 7 6 1 Description Team BetaHomes will not be responsible for product support maintenance after project completion date August 2012 7 6 2 Source Team BetaHomes 7 6 3 Constraints Sufficient documentation 7 6 4 Standards N A 7 6 5 Priority High 6 1 2012 31 of 48 BetaHomes System Requirements Specification Z wave Smart Home 8 Other Requirements These requirements do not fit into other areas based on the source and nature of their criteria This section is designed to be a catch all for such requirements and as such does not have an overall theme Individual requirements often are not related to each other but to aid greater comprehension the requirements contained within this section will be grouped into related areas as much as possible 8 1 Server Power On Networking 8 1 1 Description The server shall upon powering on automatically attempt to obtain a network address and broadcast it s hostname to the network 8 1 2 Source Team BetaHomes 8 1 3 Constraints
35. ot included in response time calculations as they are impossible to predict 5 1 4 Standards Internet protocols as defined by IEEE 5 1 5 Priority Moderate 5 2 Blinds Control Unit Battery Replacement 5 2 1 Description The Blinds Control Unit shall operate for at least one year without requiring battery replacement 5 2 2 Source BetaHomes 5 2 3 Constraints Excessive use 5 2 4 Standards None 5 2 5 Priority High 5 3 Blinds Control Unit Battery Recharging 5 3 1 Description The Blinds Control Unit shall recharge its batteries to full capacity with four hours of direct sunlight 5 3 2 Source BetaHomes 5 3 3 Constraints Sufficient Sunlight Excessive use 5 3 4 Standards None 5 3 5 Priority Moderate 6 1 2012 25 of 48 BetaHomes System Requirements Specification Z wave Smart Home 5 4 Web Interface Portability 5 4 1 Description The Z wave Smart Home ZSH Web Interface shall operate on Internet Explorer and Firefox web browsers 5 4 2 Source Team BetaHomes 5 4 3 Constraints Reliable Internet connection Future browser versions remain backwards compatible 5 4 4 Standards None 5 4 5 Priority High 5 5 Adding New Devices 5 5 1 Description The Z wave Smart Home server shall add a new device within one minute upon starting the association process 5 5 2 Source Team BetaHomes 5 5 3 Constraints The devices may not be detected if it is out of range If not detected it won t be able to relay with other
36. owledge of computer rule systems Advanced rule system may be relatively time consuming to implement 3 4 4 Standards None 3 4 5 Priority Moderate 3 5 Manual Device Control 3 5 1 Description The user shall have the ability to manually control a Z wave device such as turning on and off This will override the devices schedule and or rules until the next scheduled change or rule event triggers the device 3 5 2 Source Sponsor 3 5 3 Constraints New devices may not supported these features 3 5 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 3 5 5 Priority High 3 6 Modularity 3 6 1 Description The product shall be able to add and remove devices without causing failure to other devices 3 6 2 Source Sponsor and Team BetaHomes 3 6 3 Constraints All devices can still be reached within the network 6 1 2012 18 of 48 BetaHomes System Requirements Specification Z wave Smart Home 3 6 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 3 6 5 Priority High 3 7 Voice Control 3 7 1 Description The product shall be able to recognize speech translate spoken words into text parse the text request and compare it with predefined action requests If spoken request belongs to database of available actions execute corresponding action 3 7 2 Source Sponsor 3 7 3 Constraints The user shall have the ability
37. re derived from the critical requirements and would affect the functionality of the product if not taken into consideration 9 1 Verify the product is web based 9 1 1 Requirement s addressed Requirement 3 1 Web Interface The product shall be controlled using a web interface 9 1 2 Verification Procedure We will verify by interacting with the system using web based application 9 2 Verify the controller is Z wave enabled 9 2 1 Requirement s addressed Requirement 3 2 Z Wave Device Controls The controller shall be able to add remove control and configure any Z Wave enabled device 9 2 2 Verification Procedure We will verify that the controller detects and displays all Z Wave devices under a certain range when it scans for the compatible devices We will also verify that the devices respond to the commands correctly by visual inspection 9 3 Verify the system is modular 9 3 1 Requirement s addressed Requirement 3 6 The product shall be able to add and remove devices without causing failure to other devices 9 3 2 Verification Procedure We will verify the system is modular by making sure that adding or deleting a z wave module does not affect the functionality of any other modules and devices that are already in the system 9 4 Verify the product has no sharp edges 9 4 1 Requirement s addressed Requirement 6 3 the product shall have no Sharp Edges 9 4 2 Verification Procedure We will inspect to make sure that th
38. rst case to complete the project But if we consider the average case which is 24 3 man months it will take us about 5 months to complete the project Thus it is feasible for us to complete the project August 2012 6 1 2012 46 of 48 BetaHomes System Requirements Specification Z wave Smart Home 12 Future Items This section enlists the Customer Requirements that team Beta Homes talked about and would like to make it available in the final product But due to lots of feasibility issues constraints these requirements would not be available in first prototype of this product 12 1 Customer Requirement 3 2 The unit shall be designed to function without Internet connection 12 1 1 Requirement Description The unit shall function properly within the household without Internet connection Only a wireless home network will be required The Z wave enabled devices would be able to pick up the signal from Z wave microcontroller which in turn receives the signal straight from interface IPhone Smartphones The microcontroller shall customize the signals received from interface to the band of infrared frequency without losing any valuable bits And that band of frequency shall be within the range band of Z wave signals Any remote use of the Web Interface will be impossible without an Internet connection 12 1 2 Constraint Such design will change the implementation of cloud requirements such as Voice control which shall be provided usin
39. tely 60 An electrical socket costs approximately 40 Blinds cost approximately 50 The total cost of the project is approximately 400 Based on this cost approximation the project is feasible from a cost perspective 11 5 Resource Analysis Team Beta Homes consists of two Computer Engineering students two Computer Science students and one Software Engineering student The team has really good programming skills especially in Java C and C Two members of the team also have knowledge of microcontroller operation and programming However the team lacks the required real life knowledge in the Design of the Project but since 1t is being covered in our lectures we will have more knowledge on it as the semester proceeds The team is well balanced depending upon the amount of hardware and software requirements of this product The product also demands lot of interfacing between hardware and software and good networking knowledge Since one of team members is taking network class it will take care of our networking issues And our team is going to do more research on how to interface hardware and software to make it a complete product We will have to build our own Z wave enabled blinds integrate 1t with other hardware devices like Z wave enabled light switches and dimmable lights and run it on the Smart Phones or iPhone platform Our computer engineers are researching on required hardware knowledge like basic mechanism of blinds making it Z
40. th software and hardware components must be replaceable to enable future maintainers to add functionality or maintain update individual parts 7 1 2 Source Team BetaHomes 7 1 3 Constraints N A 7 1 4 Standards N A 7 1 5 Priority High 7 2 Product shall come with design documentation and User s Manual 7 2 1 Description As a part of development process the team shall provide detailed design documentation and user s manual These documents will enable future maintainers to provide a better service and understanding of a product concept 7 2 2 Source Team BetaHomes 7 2 3 Constraints N A 7 2 4 Standards N A 7 2 5 Priority High 7 3 Software maintenance shall be performed remotely 7 3 1 Description Software maintenance shall be done remotely however team BetaHomes reserves the right to perform software maintenance in the field if necessary 7 3 2 Source Team BetaHomes 6 1 2012 30 of 48 BetaHomes System Requirements Specification Z wave Smart Home 7 3 3 Constraints N A 7 3 4 Standards N A 7 3 5 Priority Moderate 7 4 Hardware maintenance shall be done remotely 7 4 1 Description Hardware maintenance shall be done remotely due to product modularity and independence of each component however team BetaHomes reserves the right to perform hardware maintenance in the field if necessary 7 4 2 Source Team BetaHomes 7 4 3 Constraints N A 7 4 4 Standards N A 7 4 5 Priority Moderate 7 5 System shall provide err
41. tion Point Calculation The next step is calculating Jones First Order Estimate influence multipliers as shown in Table 11 2 Data Communication Distributed Data Processing Performance Heavily Used Configuration Transaction Rate Online Data Entry End User Efficiency Online Update Complex Processing Re usability Installation Ease Operational Ease Multiple Site N OPN INI NIN Re NIN Facilitate Change Total N 0S Table 11 2 General System Characteristics Here Value adjustment factor is calculated as follows VAF 0 65 0 01x23 88 The function point is calculated as follows FP UAFxV AF 139x 88 122 32 6 1 2012 45 of 48 BetaHomes System Requirements Specification Z wave Smart Home We then use McConnell s Table 8 7 to calculate the best average and worst case scenarios as shown in Table 11 3 Here we use the exponents related to Systems development organization taking into regards the nature of our project and calculate an estimate of calendar months Worst Case Average Case Best Case 122 32 192 32 12232 10 046 calendar month 8 69 calendar month 7 899 calendar month 10 046 3 37 55 man months 8 69 3 24 30 man months 7 899 3 18 25 man months 37 55 5 7 51 24 30 5 4 86 18 25 5 3 65 Table 11 4 Man month calculation Since we have 5 members in the team it could take us up to 7 5 wo
42. tion and management Table 2 1 Controller External Inputs and Outputs Blinds Control Unit Name Description Use Power Rechargeable D cell batteries Required to operate at all times Compatible Blinds Blinds unit that fits the ZSH Required for blinds manipulation product Z Wave Connection Reliable Z Wave communications Required for proper operation Table 2 2 Blinds Control Unit External Inputs and Outputs 2 3 Product Interfaces 6 1 2012 12 of 48 BetaHomes System Requirements Specification Z wave Smart Home Most of the Z wave Smart Home ZSH system is plug and play with one notable exception The ZSH Web Interface is the main way for the user to interact with the ZSH system Access is obtained through either a Personal Computer or a smart phone with Internet access The following pictures show how a user would add devices to their home using the ZSH Web Interface A written description will follow Z wave Smart Home Create Floor Create Rule Create Schedule Figure 2 2 Main Screen Floor Layouts Ground Floor Create Room Add Devices Remove Devices Figure 2 3 Floor layout Room Layouts Ground Floor Create Room Kitchen Add Devices Remove Devices Figure 2 4 Room Layout 6 1 2012 13 of 48 BetaHomes System Requirements Specification Z wave Smart Home Device Layouts Kitchen Add Devices Socket toaster overhead Remove Devices Figure 2
43. urce BetaHomes and Project Manager 3 18 3 Constraints Use of excessive force while controlling the blinds manually may not send the right feedback 3 18 4 Standards None 3 18 5 Priority Moderate 6 1 2012 22 of 48 BetaHomes System Requirements Specification Z wave Smart Home 4 Packaging Requirements This section defines what the product will consist of When the user obtains the Z wave Smart Home ZSH product the following requirements describe what parts the user will receive 4 1 Z wave Smart Home Server 4 1 1 Description The product shall consist of one server 4 1 2 Source Sponsor 4 1 3 Constraints N A 4 1 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 4 1 5 Priority Critical 4 2 Blinds Control Unit 4 2 1 Description The product shall consist of one Blinds Control Unit 4 2 2 Source Sponsor 4 2 3 Constraints None 4 2 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 4 2 5 Priority Critical 4 3 Z wave Smart Home Software 4 3 1 Description The product shall have operational software installed on the server 4 3 2 Source Sponsor 4 3 3 Constraints None 4 3 4 Standards Z Wave protocol as defined in Zensys Software Design Specification Z wave Protocol Overview 4 3 5 Priority Critical 6 1 2012 23 of 48 BetaHomes System Requirements Specification Z wave Smart Home

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