I2 Coffee Machine by hft13158

VIEWS: 9 PAGES: 15

									                                 Team 11
                                          Minh Hoang
                                             Jimmy Tu
 Dr. Farrokh Attarzadeh
 ELET 4308 Senior Project                   Vinh Trinh
 Fall 2004
                                      Obed Gutierrez



I 2    Coffee Machine
             Internet Integrated Coffee Machine
            Introduction



                             • Coffee – Some people can
                               not start their day without it.


                             • Do you remember this
                               morning? -- I don't but
                               lucky I made a flowchart.



ELET 4308                  Fall 2004                             2
                             Basic Morning Routine

                                 Go Upstairs         Go Downstairs
            Alarm Rings

                        No
               Get up              Shower

             Yes

            Go Downstairs          Shave



                                 Get Dressed
            Make Coffee



                              Face World              Get Coffee



ELET 4308                          Fall 2004                         3
                 Background

                    • Want to be able to start your
                      coffee machine while
                      checking your email?

                    • Ever want to know the
                      temperature of your coffee
                      before drinking it?

                    • Can be used in the home or
                      office.




ELET 4308   Fall 2004                                 4
            Design Alternatives

                       ØMicrocontroller
               ØMore expensive
               ØRaise the product cost
                   ØFuture Enhancements
               ØWireless capability
               ØWeb-based monitor and control
               ØInternal 12 Volt power source




ELET 4308                      Fall 2004        5
      Design Specifications
     Ø Hardware
            Ø Computer (Windows 9x/2k/XP)
            Ø Coffee Machine
            Ø Small Components:
               ØResistors, Transistors, Relays, Wires, Diodes,
                Thermistor, Game Port, Serial Port
     Ø Software
            Ø Visual Basic:
               ØGraphic User Interface




ELET 4308                             Fall 2004                  6
                         HOST



            TEMPERATURE SENSOR



            CONNECTION TO HOST



                         CLIENT
ELET 4308    Fall 2004            7
  Product Requirements

  • Remotely access the computer and
    have full control of the machine
  • Create the software that will be used
    to access and control the machine
  • Connect the coffee machine to serial
    port and game port.
  • Fit all of the components inside of the
    coffee machine

ELET 4308               Fall 2004             8
                       Project Objectives
            §Design a coffee machine that can be controlled remotely
            from any computer over the internet

            §Design a coffee machine that will operate like your
            regular everyday coffee machine

            §Make a coffee machine that will meet safety, health, and
            environmental regulations

            §Able to control On/Off switch from the host and client
            and check temperature



ELET 4308                         Fall 2004                           9
Project
Description




ELET 4308     Fall 2004   10
      Project Description Cont.
  § Coffee Machine
     • Sensor for temperature
     • On/Off Switch
     • Serial Port
     • Game port
  § Personal Computer
     • Coffee Application
        § Control On/Off
        § Check Temperature
  § Internet Connection
ELET 4308                 Fall 2004   11
                 Construction Details
            • Coffee Machine
            • Computer
            • Resistor
            • Transistor
            • Relay                                   Figure 1




                               Figure 2               Figure 3


ELET 4308                                 Fall 2004              12
                                                       • 9-pin COM port
                                                       • 15-pin game port
                                                       • Resistor
                                                       • Thermistor
                                                       • 12 V Battery



                                Figure 4




            Software
               • Visual Basic

                                                                            Figure 5


ELET 4308                                  Fall 2004                                   13
Cost Analysis       Parts            Cost
                    Computer          $ 500.00
                    Coffee Machine      $ 19.99
                    Battery              $ 7.99
                    Transistor           $ 3.45
                    Resistor             $ 0.42
                    Relay                $ 5.61
                    Diode                $ 0.79
                    Game port            $ 0.85
                    COM port             $ 0.75
                    Wires                $ 1.99
                    Thermistor           $ 1.00

                    TOTAL            $ 542.84



                    Total hours = 320


ELET 4308       Fall 2004                         14
            Questions?
ELET 4308       Fall 2004   15

								
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