FPGA调试JTAG检测不到设备
file:///D:\systemsoft\QQ\3169746502\Image\Group\7XDZQ2LU6FRSJTU0V3B8W%H.pngfile:///D:\systemsoft\QQ\3169746502\Image\Group\7XDZQ2LU6FRSJTU0V3B8W%H.png!Error: JTAG chain problem detected!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: Incorrect clock value
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: TDI connection to the first detected device UNKNOWN_FE000001 might be shorted to GND
!Error: The TCK and TMS connections to the device before the first detected device UNKNOWN_FE000001 might have a problem
!Info: Detected 1 device(s)
!Info: Device 1: UNKNOWN_FE000001
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: TDI connection to the first detected device UNKNOWN_NO_JTAG_ID might be shorted to GND
!Error: The TCK and TMS connections to the device before the first detected device UNKNOWN_NO_JTAG_ID might have a problem
!Info: Detected 1 device(s)
!Info: Device 1: UNKNOWN_NO_JTAG_ID
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
!Error: JTAG chain problem detected
!Error: No device detected
在短路conf_done的led时会出现上面比较长的那些信息。
补充一下,图一为JTAG chain degugger 测试时提示的错误 楼主这是在问问题吗?????:o:o:o:o fzwwj95 发表于 2018-4-9 20:08
楼主这是在问问题吗?????
是的啊,好使了分享出来,嘻嘻嘻嘻!!!!!!!!!!!!! lansyaog 发表于 2018-4-10 08:22
是的啊,好使了分享出来,嘻嘻嘻嘻!!!!!!!!!!!!!
看了半天我还以为没解决。。。。:L:L:L:L:L fzwwj95 发表于 2018-4-10 08:29
看了半天我还以为没解决。。。。
没解决提问呢,我的失误,,,,,,,,,,, lansyaog 发表于 2018-4-10 08:31
没解决提问呢,我的失误,,,,,,,,,,,
还是好好看看小梅哥的提问规范。。。。。。。 本帖最后由 fzwwj95 于 2018-6-1 07:08 编辑
请问楼主 你的问题解决了么
可以试试用示波器看看JTAG引脚是否有电平变化,希望可以帮到你
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