Chipscope无法扫描到USB Cable问题

灰太狼 2022-12-21 11:59 183阅读 0赞

Chipscope扫描JTAG时出现如下错误  
COMMAND: open\_cable  
INFO: Attempting to connect to an existing server.  
INFO: Successfully opened connection to server: localhost:50001 (localhost/127.0.0.1)  
ERROR: Communication with server failed: java.nio.BufferOverflowException  
ERROR: client/server communication not open.  
ERROR: client/server communication not open.  
ERROR: Failed detecting JTAG device chain  
ERROR: client/server communication not open.  
ERROR: Opened Digilent USB JTAG Cable but failed to detect JTAG Chain.  
INFO: Trying to open Xilinx Platform USB Cable on port USB2  
ERROR: client/server communication not open.  
ERROR: client/server communication not open.  
INFO: Trying to open Digilent USB JTAG Cable on port (no port specified)  
ERROR: client/server communication not open.  
INFO: Trying to open Xilinx Parallel Cable on port LPT1  
ERROR: client/server communication not open.  
ERROR: client/server communication not open.  
INFO: Trying to open Xilinx Parallel Cable on port LPT2  
ERROR: client/server communication not open.  
ERROR: client/server communication not open.  
INFO: Trying to open Xilinx Parallel Cable on port LPT3  
ERROR: client/server communication not open.  
ERROR: client/server communication not open.  
INFO: Trying to open Xilinx Parallel Cable on port LPT4  
ERROR: client/server communication not open.  
ERROR: client/server communication not open.  
ERROR: Failed to detect cable.  
Try to open a specific cable from the ‘JTAG Chain’ menu.

最近在使用ISE Design Suite的Analyzer工具时遇到了一个烦人的问题，刚开始用的好好的，突然Chipscope扫描不到下载线了，即iMPACT可以扫描到FPGA芯片，但是Chipscope无法扫描到JTAG，不能观察时序。

试了好多网上的办法：关闭windows防火墙、更换hosts文件、管理员运行Analyzer都没用。最后在重装ISE前试了之前觉得最不可能的方法：控制面板>时钟和区域>更改日期、时间或数字格式>将格式改为英语（美国），居然成功了。。。。美国佬又坑人。。。。。

系统是win10家庭版 64位