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Team 1: Algorhythms Software Design Considerations

Team 1: Algorhythms Software Design Considerations. Device Mockup. Chip Communication. ATMEL ATMega16. ANALOG DEVICES “Blackfin” BF532. SPI. Code Organization. Interrupt-Driven Timing is critical Sound output at 48kHz Song needs to be updated at its tempo Sensors and Buttons

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Team 1: Algorhythms Software Design Considerations

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  1. Team 1: AlgorhythmsSoftware DesignConsiderations

  2. Device Mockup

  3. Chip Communication ATMEL ATMega16 ANALOG DEVICES “Blackfin” BF532 SPI

  4. Code Organization • Interrupt-Driven • Timing is critical • Sound output at 48kHz • Song needs to be updated at its tempo • Sensors and Buttons • Sampled at low frequency ~1kHz • Intra-chip Communication • ATMEL talks to Blackfin via SPI

  5. START START Initialize Initialize Registers Registers Boot Blackfin Idle Loop Idle Loop Main Flowchart Main Function (BF532) Main Function (ATMega16)

  6. Operational State Diagram

  7. ATMEL Blackfin ISR Flowcharts

  8. Hierarchical Block Diagram

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