From 7606d470883f796049a23df206b18f0477622790 Mon Sep 17 00:00:00 2001 From: michael Date: Tue, 1 May 2007 12:03:15 +0000 Subject: [PATCH] add documentation for FTDI2232 based devices --- README | 34 ++++++++++++++++++++++++++++++++-- index.html | 8 +++++++- 2 files changed, 39 insertions(+), 3 deletions(-) diff --git a/README b/README index 768c724..d0eeb65 100644 --- a/README +++ b/README @@ -20,6 +20,10 @@ the following software: * EDK 8.2.02i * EDK 8.1.02i +In addition to the XILINX USB and parallel cables, devices based on the FTDI +2232 serial converter chip are also experimentally supported. This includes +devices like the Amontec JTAGkey(-Tiny). + Build the library by calling `make'. To use this library you have to preload the library before starting impact: @@ -93,6 +97,32 @@ HIGHZ instead of BYPASS" enabled in Edit -> Preferences -> iMPACT Configuration Preferences. If you are using batch mode, add the following line to your cmd file: setPreference -pref UseHighz:TRUE -(This problem also occurs on windows and when using the real windrvr in linux and -is solved with the same workaround. Impact 8.2 is working fine with the same +(This problem also occurs on windows and when using the real windrvr in linux +and is solved with the same workaround. Impact 8.2 is working fine with the same boards and designs) + + +Notes for FTDI 2232 based cables +================================ + +To build the driver with FTDI 2232 support, you need to have libftdi and +the libftdi development package installed. On debian, you can install both +by installing 'libftdi-dev'. + +To set-up the device: +1. Find out the vendor and product id of your cable using lsusb: + Bus 003 Device 005: ID 0403:cff8 Future Technology Devices ... + ~~~~~~~~~ + +2. Copy the sample libusb-driverrc to ~/.libusb-driverrc, edit it and replace + the vendor and product-id in the example file with the values from provided + in the lsusb-output. You can also change the 'parallel port' which is mapped + to this cable. Impact sees the device at that port as a Parallel Cable III. + +3. To use the device as an ordinary user, put the following line in a new file + in /etc/udev/rules.d/ and restart udev: + ACTION=="add", BUS=="usb", SYSFS{idVendor}=="0403", SYSFS{idProduct}=="cff8", MODE="666" + (replace the vendor and product id with your values) + +The support for FTDI 2232 based devices is currently experimental and they are +currently significantly slowen than the other supported cables. diff --git a/index.html b/index.html index c7261c9..0d82a81 100644 --- a/index.html +++ b/index.html @@ -23,6 +23,10 @@ The USB cable is supported at full speed.

+ Experimental support for FTDI 2232 based devices has been added. They are seen by Impact as a Parallel + Cable III. These devices are currently significantly slower than every other supported cable. +

+

The library is called libusb-driver as it was developed to support the USB cable, but later extended to also support parallel cables.

@@ -36,12 +40,14 @@
  • Enterpoint Prog2 Parallel Cable III clone
  • Trenz TE0149-01 Parallel Cable III clone
  • Digilent JTAG3 Parallel Cable III clone
    • +
  • Amontec JTAGkey-Tiny (experimental)
    • These cables should work but have not yet been tested:

    Supported Software

    The following software is reported to work with this driver: @@ -74,6 +80,6 @@
  • Spartan3 JTAG download tools for GNU/Linux (xc3sprog)
    • - Michael Gernoth, $Id: index.html,v 1.12 2007-04-22 11:41:58 michael Exp $ + Michael Gernoth, $Id: index.html,v 1.13 2007-05-01 12:03:15 michael Exp $ -- 2.39.2