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AR# 5784

*Obsolete* 2.1i JTAG Programmer - 4000E/4000EX/4000XL/5200/Spartan do not have an IDCODE

Description

Keywords: IDCODE, 4000, 5200, Spartan

Urgency: Standard

General Description:
When selecting "Initialize Chain" in the JTAGProgrammer the FPGA devices, 4000E/4000EX/4000XL/5200/Spartan do not show the Device IDCODE.

解决方案

These devices do not have an IDCODE Register. The newer device families, such as the Spartan-XL, 4000XLA, Virtex, 4000XV do have the IDCODE Register and can show the device targetted when selecting the "Initialize Chain" in the JTAGProgrammer.
AR# 5784
创建日期 08/31/2007
Last Updated 09/26/2005
状态 Archive
Type ??????