11

GPS Waypoint NavigationGPS Waypoint NavigationTeam M-2:Team M-2:

Charles Norman (M2-1)Charles Norman (M2-1)Julio Segundo (M2-2)Julio Segundo (M2-2)

Nan Li (M2-3)Nan Li (M2-3)Shanshan Ma (M2-4)Shanshan Ma (M2-4)

Design ManagerDesign Manager: Zack Menegakis : Zack Menegakis

Presentation 10: Top-Level LayoutApril 17, 2006

Overall Project Objective:Design a low-power chip that navigates an aircraft to pre-determined waypoints.

22

StatusStatus Design ProposalDesign Proposal Architecture ProposalArchitecture Proposal Size Estimates / FloorplanSize Estimates / Floorplan Schematic DesignSchematic Design LayoutLayout Spice SimulationsSpice Simulations Global Global

33

Design DecisionDesign Decision

Split FSM into two parts to fit into the top Split FSM into two parts to fit into the top levellevel

44

FSMFSM

55

8Hz

FSM

2048Hz

Input regs

SRAM

Waypointcomparator

Headingregs

HeadingBB Output regs

DoneBB

240Hz

BB Input regs

Altcomp

SpdcompAngle

comp

SpeedCalculator

DistanceCalculator

Done Output regs

Dimensions: 405.45um * 315.36um Area: 127,862.712 um2

66

Power AnalysisPower AnalysisFunctional ComponentFunctional Component Average - Average -

SchematicSchematicAverage -Average -

Extracted RCExtracted RCPeak - Peak -

SchematicSchematicPeak - Peak -

Extracted RCExtracted RC

SRAMSRAM 11.97nW11.97nW 12.09nW12.09nW 594.8nW594.8nW 674.2nW674.2nW

FSMFSM 2.3nW2.3nW 2.7nW2.7nW 30.4nW30.4nW 32.3nW32.3nW

RegistersRegisters

BuffersBuffers

Clock DividersClock Dividers

Done LogicDone Logic

1.20uW1.20uW

8.98uW8.98uW

3.09uW3.09uW

31.92nW31.92nW

1.22uW1.22uW

9.10uW9.10uW

3.29uW3.29uW

38.12nW38.12nW

5.6uW5.6uW

16.56uW16.56uW

3.09uW3.09uW

31.92nW31.92nW

5.9uW5.9uW

16.75uW16.75uW

3.29uW3.29uW

38.12nW38.12nW

Speed Comparator Speed Comparator

Altitude ComparatorAltitude Comparator

Waypoint ComparatorWaypoint Comparator

HeadingHeading

0.8nW0.8nW

1.3nW1.3nW

16.8nW16.8nW

10.7nW10.7nW

0.8nW0.8nW

1.3nW1.3nW

17.5nW17.5nW

10.7nW10.7nW

0.8nW0.8nW

1.7nW1.7nW

58.1nW58.1nW

11.7nW11.7nW

0.8nW0.8nW

1.7nW1.7nW

61.9nW61.9nW

11.7nW11.7nW

Distance CalculatorDistance Calculator

Speed CalculatorSpeed Calculator

Angle CalculatorAngle Calculator

10.4nW10.4nW

5.5nW5.5nW

4.3nW4.3nW

10.4nW10.4nW

6.0nW6.0nW

4.3nW4.3nW

11.3nW11.3nW

5.8nW5.8nW

4.5nW4.5nW

11.4nW11.4nW

6.0nW6.0nW

4.5nW4.5nW

Total Modular PowerTotal Modular Power 13.357uW13.357uW 13.716uW13.716uW 26.0uW26.0uW 26.8uW26.8uW

Top Level PowerTop Level Power ?????? ?????? ?????? ??????

77

Metal Density (%)Metal Density (%)Functional Functional ComponentComponent

ActiveActive PolyPoly M1M1 M2M2 M3M3 M4M4

SRAMSRAM 13.913.9 8.98.9 31.531.5 22.122.1 -- --

FSMFSM 13.913.9 10.310.3 29.229.2 17.717.7 2.02.0 0.10.1

Clock 8HzClock 8Hz

Clock 240HzClock 240Hz

Clock 2048HzClock 2048Hz

Black Box DoneBlack Box Done

Output DoneOutput Done

10.610.6

13.313.3

14.014.0

8.38.3

10.610.6

10.410.4

25.125.1

32.732.7

31.631.6

15.515.5

18.918.9

18.818.8

--

--

--

--

--

--

Speed Comparator Speed Comparator

Altitude ComparatorAltitude Comparator

Waypoint Waypoint ComparatorComparator

HeadingHeading

14.914.9

15.915.9

13.013.0

11.211.2

8.08.0

8.28.2

7.67.6

6.336.33

25.825.8

26.226.2

22.922.9

19.519.5

14.414.4

14.714.7

14.714.7

11.211.2

--

--

--

26.326.3

--

--

--

0.230.23

Distance CalculatorDistance Calculator

Speed CalculatorSpeed Calculator

Angle CalculatorAngle Calculator

13.813.8

19.319.3

17.817.8

8.28.2

10.610.6

10.010.0

23.823.8

31.731.7

31.531.5

2.552.55

17.817.8

18.318.3

14.714.7

1.341.34

0.160.16

1.651.65

3.63.6

3.43.4

88

Metal DensityMetal DensityFunctional Functional ComponentComponent

ActiveActive PolyPoly M1M1 M2M2 M3M3 M4M4

Cur Alt RegCur Alt Reg

Cur Lat/Lon RegCur Lat/Lon Reg

Cur Spd RegCur Spd Reg

10.7 10.7

14.314.3

9.49.4

8.38.3

11.011.0

7.37.3

26.126.1

32.932.9

23.623.6

11.911.9

15.315.3

10.610.6

--

--

--

--

--

--

DoneDone

Done BBDone BB

15.315.3

14.114.1

10.910.9

10.910.9

33.133.1

32.332.3

20.720.7

22.722.7

--

--

--

--

Lat/Lon Left+BboxLat/Lon Left+Bbox

Lat/Lon Right+BboxLat/Lon Right+Bbox

Distin BboxDistin Bbox

7.17.1

12.212.2

9.19.1

5.75.7

9.79.7

7.37.3

19.819.8

28.328.3

23.223.2

8.98.9

12.412.4

9.79.7

0.010.01

0.010.01

0.010.01

--

--

--

30 Bit Reg30 Bit Reg

16 Bit Reg16 Bit Reg

10 Bit Reg10 Bit Reg

9 Bit Reg9 Bit Reg

13.013.0

17,417,4

17.717.7

4.14.1

10.110.1

10.110.1

10.210.2

3.13.1

33.633.6

38.238.2

38.638.6

10.310.3

10.810.8

14.414.4

14.514.5

3.33.3

--

--

--

--

--

--

--

--

Top LevelTop Level ?? ?? ?? ?? ?? ??

99

Size EstimateSize EstimateFunctional Functional ComponentComponent

TransistorTransistor

CountCount

DensityDensity Estimation Estimation (µm²)(µm²)

Actual Actual

(µm²)(µm²)

SRAMSRAM 4,2694,269 0.230.23 17,00017,000 18,31518,315

FSMFSM 352352 0.220.22 2,0002,000 1,5891,589

Registers/BuffersRegisters/Buffers

Clock LogicClock Logic

Done LogicDone Logic

6,7506,750

916916

466466

0.180.18

0.220.22

0.220.22

28,50028,500

10,50010,500

3,5003,500

36,82436,824

4,1664,166

2,0962,096

Speed Comparator Speed Comparator

Altitude ComparatorAltitude Comparator

Waypoint Waypoint ComparatorComparator

HeadingHeading

256256

412412

3,7503,750

3,4563,456

0.240.24

0.240.24

0.250.25

0.240.24

900900

1,9001,900

16,00016,000

15,50015,500

1,0841,084

1,7441,744

15,18415,184

14,26614,266

Distance CalculatorDistance Calculator

Speed CalculatorSpeed Calculator

Angle CalculatorAngle Calculator

3,4283,428

1,6621,662

1,2461,246

0.230.23

0.260.26

0.240.24

15,50015,500

7,0007,000

6,5006,500

14,82214,822

6,5076,507

5,1235,123

TotalTotal 26,96326,963 -- *124,800*124,800 120,131120,131

*No Interconnect

1010

Questions???Questions???

1111

What’s Next…What’s Next…

Here’s what’s on our agenda for next week…Here’s what’s on our agenda for next week… Finish GlobalFinish Global LVSLVS