Pedal Mania -a pedal power generation system-

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Pedal Mania-a pedal power generation system-

• Melanie Campo and Mandi Fournier

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Background

• Around the world pedal power is used for
• Transportation of goods and people
• Pumping Water to crops or animals
• Grinding Grains or Metals
• Sewing Machines
• Power Generation

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Problem

• To develop a portable educational tool that
  allows first hand experience of power production
  to operate standard AC and DC devices.

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Solution

• Using
• A Bike - for power generation
• Generator - for electrical generation
• Microprocessor to make displays work
• Displays to educate the users and observers
• A cart to make this system portable

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Software Overview
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Software

• Check voltage being produced (A/D)
• Light up display for different levels
• Off
• L1
• L2
• L3
• L4
• L5

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C and Assembly Programming

• C Programming
• -use case statements
• -check of the 6 possibilities
• Assembly Programming
• -configure the ports of the HC08
• -enable timers and other elements

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Program

• Based on a template used in a lab
• C and Assembly programming
• Base on the programming used for state machines
  in Control Systems.

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Example of Case Statement

• case 0 //Level 1 reached
• LED1on() // LED1 on
• LED2off() //all other LEDs off
• LED3off()
• LED4off()
• LED5off()
• break

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Assembly function called from C

• XDEF ConfigurePorts
• XDEF ConfigureTimer
• XDEF ConfigureIRQ
• XDEF LED1on
• XDEF LED1off

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How a Port will be Set

• LED1on
• bset 0,PORTA
• rts
• LED1off
• bclr 0,PORTA
• rts

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Questions