[经验]

下载CPLD，boundary scan时候提示Type = 0x0004. ESN device is not availa...

2013-4-24 16:29:45

7680

Enumerating cables. Please wait.
PROGRESS_START - Starting Operation.
Connecting to cable (U*** Port - USB21).
Checking cable driver.
Driver file xu***dfwu.sys found.
Driver version: src=1027, dest=1027.
Driver windrvr6.sys version = 8.1.1.0. WinDriver v8.11 Jungo (c) 1997 - 2006 Build Date: Oct 16 2006 X86 32bit SYS 12:35:07, version = 811.
Cable PID = 0008.
Max current requested during enumeration is 74 mA.
Type = 0x0004.
Cable Type = 3, Revision = 0.
Setting cable speed to 6 MHz.
Cable connection established.
Firmware version = 1303.
File version of d:/Xilinx/12.2/ISE_DS/ISE/data/xu***_xlp.hex = 1303.
Firmware hex file version = 1303.
Type = 0x0004.
ESN device is not available for this cable.
=======================================================
Found cable - > Type = 0x0004.
ESN device is not available for this cable.
No ESN.
=======================================================
Connecting to cable (U*** Port - USB22).
Checking cable driver.
Driver file xu***dfwu.sys found.
Driver version: src=1027, dest=1027.
Driver windrvr6.sys version = 8.1.1.0. WinDriver v8.11 Jungo (c) 1997 - 2006 Build Date: Oct 16 2006 X86 32bit SYS 12:35:07, version = 811.
PROGRESS_END - End Operation.
Elapsed time = 4 sec.
Error opening cdb file for reading.
Connecting to cable (U*** Port - USB21).
Checking cable driver.
Driver file xu***dfwu.sys found.
Driver version: src=1027, dest=1027.
Driver windrvr6.sys version = 8.1.1.0. WinDriver v8.11 Jungo (c) 1997 - 2006 Build Date: Oct 16 2006 X86 32bit SYS 12:35:07, version = 811.
Cable PID = 0008.
Max current requested during enumeration is 74 mA.
Type = 0x0004.
Cable Type = 3, Revision = 0.
Setting cable speed to 6 MHz.
Cable connection established.
Firmware version = 1303.
File version of d:/Xilinx/12.2/ISE_DS/ISE/data/xu***_xlp.hex = 1303.
Firmware hex file version = 1303.
PLD file version = 0012h.
PLD version = 0012h.
Type = 0x0004.
ESN device is not available for this cable.

这个问题怎么解决啊？已经认真检查过和目标板的连线了，我用的飞线中的六根（只有halt线没有用）