Answers Database
1.5i Virtex Bitgen - Memory cell programming for Virtex I/O standards need to change for SSTL2 I/II
Record #5558
Product Family: Software
Product Line: FPGA Implementation
Product Part: bitgen
Product Version: 1.5i
Problem Title:
1.5i Virtex Bitgen - Memory cell programming for Virtex I/O standards need to change for
SSTL2 I/II
Problem Description:
The memory cell values for the SSTL2 I and SSTL2 II I/O standards have changed because of changes to
the JEDEC spec for these standards.
Solution 1:
A fix for this problem is included in the 1.5i Service Pack 1. For details
on this Service Pack see http://www.xilinx.com/techdocs/5514.htm
End of Record #5558 - Last Modified: 02/20/99 20:48 | 
