Altera Cyclone II PowerPlay Early Power Estimator - Manual (Page 9)

Altera Corporation 2–1
May 2006 Preliminary
Chapter 2. Setting Up the
Cyclone II PowerPlay Early
Power Estimator
System
Requirements The PowerPlay Early Power Estimator spreadsheet requires:
■ A PC running the Windows NT/2000/XP operating system
■ Microsoft Excel 2002 or higher
■ Quartus II software version 6.0 or higher if generating a file for
import
Download &
Install the
PowerPlay Early
Power Estimator
Spreadsheet The Cyclone II PowerPlay Early Power Estimator spreadsheet is available
from the Altera website (www.altera.com). After reading the terms and
conditions and clicking I Agree, you can download the Microsoft Excel
file to your hard drive.
1
By default, the Microsoft Excel 2002 macro security level is set to
High
. When the macro security level is set to High, macros are
automatically disabled. To change the macro security level in
Microsoft Excel 2002, click Options on the Tools menu. On the
Security
tab of the Options window, click Macro Security. On
the Security Level tab of the Security dialog box, chose
Medium
. When the macro security level is set to Medium, a
pop-up window asks you whether to enable macros or disable
macros each time you open a spreadsheet that contains macros.
After changing the macro security level, you will have to close
the spreadsheet and re-open it in order to use the macros.
Estimating
Power You can estimate power at any point in your design cycle. You can use the
PowerPlay Early Power Estimator spreadsheet to estimate the power
consumption if you have not begun your design, or if your design is not
complete. After completing your design, you can use the PowerPlay
power analyzer in the Quartus II software or the PowerPlay Early Power
Estimator spreadsheet to estimate the power consumption.
f
For more information on the power estimation feature in the Quartus II
software, refer to the PowerPlay Power Analysis chapter in volume 3 of the
Quartus II Handbook.
To use the PowerPlay Early Power Estimator spreadsheet, enter the
device resources, operating frequency, toggle rates and other parameters
in the PowerPlay Early Power Estimator spreadsheet. If you do not have