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Aspen

Aspen. Garrett Earnshaw Joe Chmura Mieszko Kruger Yoni Mekuria. Aspen: Objectives. To dynamically control a network of peripheral devices, a network that controls as well as senses with the use of a CAN bus. Garrett. Basic Layout. Garrett. Core Layout. Garrett. Node Layout. Garrett.

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Aspen

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  1. Aspen Garrett Earnshaw Joe Chmura Mieszko Kruger Yoni Mekuria

  2. Aspen: Objectives • To dynamically control a network of peripheral devices, a network that controls as well as senses with the use of a CAN bus. Garrett

  3. Basic Layout Garrett

  4. Core Layout Garrett

  5. Node Layout Garrett

  6. Core Implementation • MC68HC908GZ16 • MC33388 • MM74C922 • 4x4 Keypad • Optrex LCD Parts and Logic diagram Joe

  7. Node Implementation • MC68HC908GZ16 • MC33388 Parts and Logic diagram Joe

  8. Node Example Joe

  9. MC68HC908GZ16Specification Sheet • High-performance M68HC08 architecture optimized for C-compilers • 8-MHz internal bus frequency • 16k Flash • 1k RAM • 408 bytes of ROM • MSCAN08 (Motorola scalable controller area network, implementing 2.0b protocol) Mieszko

  10. Software processes Core Operational Diagram Node Operational Diagram Mieszko

  11. Memory Map Mieszko

  12. Problems Encounter • Coldfire development board = overkill. • Redesign our core board. • Licensing issues with CodeWarrior. Mieszko

  13. Cost Sheet Yoni

  14. Schedule Yoni

  15. Division of Labor • Garrett • Core design and build • Software • Documentation • Mieszko • Software • Communication with leaves • Yoni • Power • Leaf implementation • Cabling • Joe • Power • Leaf design and build Yoni

  16. Questions

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