team beefcake. team members dr. ray winton faculty advisor anthony piro software design web page...
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![Page 1: Team Beefcake. Team Members Dr. Ray Winton Faculty Advisor Anthony Piro Software Design Web Page Design Todd Stringer Hardware Design Testing](https://reader035.vdocuments.site/reader035/viewer/2022062517/56649ef35503460f94c05e06/html5/thumbnails/1.jpg)
Team
Beefcake
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Team Members
Dr. Ray Winton Faculty Advisor
Anthony Piro Software Design Web Page Design
Todd Stringer Hardware Design Testing
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Multiple Repetition Maximum
Approximates Strength
Safer than Performing One Repetition Maximum
Used to derive weightlifting workout intensity
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Target Heart Rate
Determines fitness level
Used to Derive aerobic workout intensity
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Body Fat Percentage
Measures Muscle Mass
Used to determine effectiveness of exercise routines
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Overall Requirements
User Friendly Accurate
Calculations Economical Handheld Robust
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•Microcontroller
•Standard size keypad
•LCD display with interactive menus
Technical Requirements
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On
Func?
Initialization
Gender?
Obtain InputObtain Input Obtain Input
Male Formula Female FormulaDisplay Maximum
Display Target Heart Rate
Display Body Fat Percentage
Calculations Calculations
Calculations
Multiple Repetition Maximum Target Heart RateBody Fat Percentage
Software
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Input / Output Devices
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A)MRM B)THRC)BFP
Weight?XXXX
A) MaleB) Female
Age?XX
Chest?XX
Superailiac?XX
Subscapular?XX
Triceps?XX
Thigh?XX
Abdomen?XX
Axilla?XX
% Body Fat:XX.X
Repetitions?XX
1 Rep Max:XXXX
Age?XX
Target HR:XXX-XXX
Resting HR?XX
Body Fat Percentage
Multiple RepMaximum
Target Heart Rate
12 X 2 LCD Display Interface
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Hardware Testing & Development
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The LCD Connections
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LCD Problems
•Rabbit port voltages?
•Rabbit Software?
•LCD component?
•Incorrect Logic?
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•Eliminate possible logic errors.
•Use equipment that is trusted to work.•PC Parallel port.
•Minimize connections to the tested piece.
•Test all connections to the tested piece.
•If possible, use software which is known to work.
LCD Test Plan
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LCD Test Schematic
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The Keypad
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•Rows connected to logic high on port D.
•Columns connected to logic low on port B.
•Rows and Columns were connected via 10k
current limiting resistor.
•Rows were tied to ground.•Columns were tied to Vcc.
The Keypad Connections
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Timeline
February 15, 2002 – Complete Research on Changes for Final Product
March 1, 2002 – New Parts Ordered
March 15, 2002 – PCB, Other Hardware & Software Changes Designed
April 15, 2002 – Final Product Built
May 1, 2002 – Testing Completed