1. 1 GPS Waypoint Navigation Team M-2: Charles Norman (M2-1) Julio Segundo (M2-2) Nan Li (M2-3) Shanshan Ma (M2-4) Design Manager: Zack Menegakis Presentation 9: Functional Block Simulation II April 3, 2006 Overall Project Objective: Design a low-power chip that navigates an aircraft to pre- determined waypoints.

2. 2 Status Design Proposal Design Proposal Architecture Proposal Architecture Proposal Size Estimates / Floorplan Size Estimates / Floorplan Schematic Design Schematic Design Cell Analysis Cell Analysis Power Estimates at Targeted Clock Speeds Power Estimates at Targeted Clock Speeds Top-level simulated Top-level simulated Critical Path Estimates Critical Path Estimates  SRAM  Layout Basic Gates Basic Gates Registers Registers Adders Adders  Major Functional Blocks (80% done)  Global Wiring  Simulations  Major Functional Blocks (50% done)

3. 3 Design Decisions  Still working on improving SRAM  When laying out major functional modules, run the expected number of global wires across

4. 4 Floorplan Inputs Blackbox Outputs

5. 5 Speed Calculator

6. 6 Speed Calculator (Zoom In)

7. 7 Speed Calculator Simulation - Schematic

8. 8 Speed Calculator Simulation – Extracted RC

9. 9 Our Heading

10. 10 Our Heading (Zoom In)

11. 11 Our Heading w/ Global Wiring

12. 12 Our Heading Simulation - Schematic

13. 13 Our Heading Simulation – Extracted RC

14. 14 Cell Analysis Functional Component Recent Count Estimated Area (µm²) Actual Area (µm²) Power (Schematic) Power (Extracted) FSM2722,000-1.02nW- SRAM 3,988 3,98814,190- 36.6 mW - Registers/Buffers Clock / Counter Logic Done Logic 7,20691646634,3094,9802,080-4,1632,0439.8uW----- Speed Comparator Altitude Comparator Waypoint Comparator Heading2564123,6963,4561,0451,65314,76014,2681,0331,642-13,987892pW1.42nW225.4uW12.59nW**-* Distance Calculator Speed Calculator Angle Calculator 3,4281,6621,24615,6966,1825,04014,5286,3374,96811.12nW5.82nW4.71nW*** Total27,004116,203- a lot - Complete (DRC & LVS)

15. 15 What’s Next… Here’s what’s on our agenda for next week…  SRAM  Finish layout for major functional block  Simulation of remaining functional blocks  Global wiring

16. 16 Questions???