Xilinx 8.2i manual Get get analysis property, Timinganalysis enablecpt stopwatchtiming

Models: 8.2i

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Tcl Commands for General Usage

Example:

% timing_analysis enable_cpt stopwatch_timing

 

reg_sr_clk “ureg_1 ureg_2 ureg_3”

 

 

Description:

In this example, the specified components, ureg_1, ureg_2, and

 

ureg_3 are enabled for the timing path analysis.

Tcl Return:

Number of components that were enabled.

get (get analysis property)

The timing_analysis get command returns the value of the specified property.

%timing_analysis get <analysis_name> <analysis_property>

timing_analysis is the name of the Xilinx Tcl command.

get is the name of the timing_analysis subcommand.

analysis_name specifies the name of the analysis generated previously with the timing_analysis new command.

analysis_property specifies the name of the analysis property to get the value of. See Table 3-5for a list of analysis properties.

Example:

% timing_analysis get stopwatch_timing analysis_speed

 

 

Description:

In this example, the timing_analysis get command is used to return

 

the speed grade that is currently set for the stopwatch_timing

 

analysis.

Tcl Return:

The value of the specified property.

Development System Reference Guide

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Xilinx 8.2i manual Get get analysis property, Timinganalysis enablecpt stopwatchtiming, Regsrclk ureg1 ureg2 ureg3

8.2i specifications

Xilinx 8.2i is a significant version of the Xilinx ISE (Integrated Software Environment) that emerged in the early 2000s, marking an important milestone in the world of FPGA (Field-Programmable Gate Array) development. This version introduced a slew of advanced features, technologies, and characteristics that made it an indispensable tool for engineers and developers in designing, simulating, and implementing digital circuits.

One of the standout features of Xilinx 8.2i is its enhanced design entry capabilities. This version supports multiple design entry methods, including schematic entry, VHDL, and Verilog HDL, giving engineers the flexibility to choose their preferred approach. The integrated environment provides user-friendly graphical interfaces, making it accessible for both novice and experienced users.

Xilinx 8.2i's synthesis tools have been improved to enable more efficient design compilation and optimization. The new algorithms used in this version facilitate faster synthesis times while reducing power consumption and improving performance. Furthermore, it features support for advanced FPGA architectures, which allows for the implementation of more complex designs with greater efficiency.

The implementation tools in Xilinx 8.2i include advanced place and route capabilities, utilizing state-of-the-art algorithms for optimized resource usage. These tools enable designers to make better use of FPGA resources, ensuring that designs fit within the constraints of the target device while maximizing performance.

Another key characteristic of Xilinx 8.2i is its extensive support for various Xilinx devices such as the Spartan, Virtex, and CoolRunner series. This compatibility ensures that developers can leverage the powerful features of these FPGA families, including high-speed transceivers and DSP slices.

Xilinx 8.2i also places a strong emphasis on simulation and verification. The version integrates with various simulation tools, allowing for thorough testing of the designs before implementation. This reduces the risk of errors and ensures that the final product meets specifications.

In addition, this version includes support for design constraints, enabling engineers to specify timing, area, and other critical design parameters. By accommodating constraints, Xilinx 8.2i helps in achieving reliable and efficient designs tailored to project needs.

In summary, Xilinx 8.2i is a robust software development tool that enhances the design process for FPGAs. Its comprehensive features, including multiple design entry options, advanced synthesis and implementation tools, extensive device support, and strong simulation capabilities, make it a valuable resource for engineers and developers striving for innovation in digital design.