CSCE 3612 ch8-3

CSCE 3612 ch8-3 - © 2008 Wayne Wolf Overheads for...

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Unformatted text preview: © 2008 Wayne Wolf Overheads for Computers as Components 2 nd ed. Networks ❚ Example: elevator controller. © 2008 Wayne Wolf Overheads for Computers as Components 2 nd ed. Terminology ❚ Elevator car : holds passengers. ❚ Hoistway : elevator shaft. ❚ Car control panel : buttons in each car. ❚ Floor control panel : elevator request, etc. per floor. © 2008 Wayne Wolf Overheads for Computers as Components 2 nd ed. Elevator system floor floor floor floor floor Hoistway 1 Hoistway 2 © 2008 Wayne Wolf Overheads for Computers as Components 2 nd ed. Theory of operation ❚ Each floor has control panel, display. ❚ Each car has control panel: ❙ one button per floor; ❙ emergency stop. ❚ Controlled by a single controller. © 2008 Wayne Wolf Overheads for Computers as Components 2 nd ed. Elevator position sensing coarse sensor fine © 2008 Wayne Wolf Overheads for Computers as Components 2 nd ed....
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CSCE 3612 ch8-3 - © 2008 Wayne Wolf Overheads for...

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