Downloading configuration to CPLD ICs using PC and LPT parallel cables
date modified 21-11-2020
Schematics of Xilinx download LPT cable:
PDF "XTP029 (v1.0) March 28, 2008
Overview of Xilinx JTAG Programming Cables
and Reference Schematics for Legacy
Parallel Cable III (PC3)"
PDF 1 page schematic (Date: July 10, 1996)
PDF "JTAG Programmer Guide" 1 meg file
X7556 schematic gif-image
File from "www.czuba-tech.com/ct60/CableTOS.pdf"
jtag page at Natrium42.com. The 6-pin header is nearly has
nearly the same order of signals on it as with what I've used in my
library in the Eagle pcb cad software, except
the pin numbering is reversed (1-6/6-1.)
Indeed the pin arrangement in a jtag connector is not strictly
standardised, but quite many
variations are used. Also test pads for jtag signals could be
spread around the pcb, instead of an in-line connector.
should find more documents.)
The direct download links have not worked for a long time.
To download, you need to register first at xilinx.com.
The last ISE version, V14.7 needs certain file renaming to work on windows 10.
For ABEL support you need older releases.
Webpack ISE 4.2WP3.0 installs directly, it doesn't have that newer verilog 2001 support for "always @*".
ISE version 6 : the needed registration id-string can be simply downloaded.
NOTE: most LINKS OLD NOT WORKING
XC9500 lpt download cable software (I used this one on a W95 laptop)
An "older" version (4.2) of Xilinx Webpack software (Later version
are bigger downloads.)
http://www.zxbada.bbk.org/zxmmc/jtag.htmThe source for above direct download
See dcn-2692 project's page.