FPGA程序下载问题

只看该作者 · 2010-6-16 23:01

请教问题：我的FPGA在进行最后一项PROGRAM的时候总是出现如下错误。
programmer '05015' : Scan Chain...
Error: programmer '05015' : Signal Integrity Failure
   Integrity Check Pattern Not Found.
   Integrity Check Pattern :
   550FAAF000FF0000FFFF
   IrScan Error.
   TDO stuck at 0
   Chain Analysis Failed.
Error: programmer '05015' : Data Bit length : 8272
Error: programmer '05015' : Compare Data  : 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Error: programmer '05015' : Scan Chain FAILED.
Error: Failed to run Action.

请大虾帮忙看一下，我该怎么解决。
还有一问就是：怎样判断芯片是否被加密？

谢谢！

只看该作者 · 2010-6-17 23:03

请将打印机端口打开，在开始->控制面板->管理工具->服务中，找到Print Spooler，然后启动~

只看该作者 · 2010-6-17 23:15

我看过了，打印端口是打开的，可还是不行啊，换了好几片芯片也是这样的问题。郁闷啊！

只看该作者 · 2010-6-18 16:58

检查下载器与JTAG口连接是否正常（应该是这问题），确认后检查并口驱动是否安装，如何安装，请联系当地ZLG FAE

只看该作者 · 2010-8-8 14:14

看不懂啊

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