FPGA 12-LEAD EKGweb.mit.edu/6.111/www/f2016/projects/stone17_Project...Week of Block Diagram MUX...
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FPGA 12-LEAD EKG STONE MONTGOMERY JEREMY ELLISON 10 NOVEMBER 2016
Transcript of FPGA 12-LEAD EKGweb.mit.edu/6.111/www/f2016/projects/stone17_Project...Week of Block Diagram MUX...
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FPGA 12-LEAD EKG
STONE MONTGOMERY JEREMY ELLISON 10 NOVEMBER 2016
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HOW DOES AN EKG WORK ANYWAY? • Voltage Potential of the Heart • Can use 4 or 10 leads (monitor vs. 12-lead) • Leads: I, II, III aVR, aVL, aVF, V1, V2, V3, V4, V5, V6
• Used to diagnose heart problems
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HOW DOES AN EKG WORK ANYWAY? • Goldberger’s Central Terminal:
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BLOCK DIAGRAM
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FRONT END
• 10 Physical Leads (+60Hz Notch Filter) • Two Analog Mux’s • Polling
• Single Instrumentation Amp
• Single 12-bit ADC
• Digital Filtering
• Saving to RAM • Testing: Arbitrary Function Generator
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BLOCK DIAGRAM
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BACKEND & DISPLAY
• Selector Switches • Split Screen Logic • Pulse Logic
• EKG Main
• Display
• Testing: MATLAB & Function Generator
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SCHEDULE
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QUESTIONS