yibutongxin.pad

用VHDL编写的串口异步通信的例子

Release 7.1i - Fit H.42
Copyright(c) 1995-2003 Xilinx Inc. All rights reserved

 3-27-2007 11:46AM

NOTE: This file is designed to be imported into a spreadsheet program
such as Microsoft Excel for viewing, printing and sorting. The pipe '|'
character is used as the data field separator.
This file is also designed to support parsing.

Input file:  yibutongxin.ngd
output file: yibutongxin.pad
Part type:   xa2c32a
Speed grade: -6
Package:     vq44

Pinout by Pin Number:

-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|
Pin Number|Signal Name|Pin Usage|Pin Name|Direction|IO Standard|IO Bank Number|{blank}|Slew Rate|Termination|{blank}|Voltage|Constraint|


To preserve the pinout above for future design iterations in
Project Navigator simply execute the (Lock Pins) process
located under the (Implement Design) process in a toolbox named
(Optional Implementation Tools) or invoke PIN2UCF from the
command line. The location constraints will be written into your
specified UCF file