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[求助] jtag时出现错误，请高手帮忙看看！

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少校

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[LV.50]初入江湖

发表于 2013-7-19 16:38

C:\jtag>brjtag.exe -probeonly

      ===============================================
      Broadcom EJTAG Debrick Utility v2.0.5-hugebird
      ===============================================

Probing bus ... Done

Detected IR Length is 5

CPU assumed running under LITTLE endian

CPU Chip ID: 00010000000010001100000101111111 (1008C17F)
*** Found a Broadcom manufactured HND Mips 74K(008C) REV 01 CPU ***

- EJTAG IMPCODE ....... : 01100000010000010100000000000000 (60414000)
- EJTAG Version ....... : 3.1
- EJTAG DMA Support ... : No
- EJTAG Implementation flags: R4k ASID_8 MIPS16 NoDMA MIPS32

Issuing Processor / Peripheral Reset ... Done
Enabling Memory Writes ... Skipped
Halting Processor ... <Processor did NOT enter Debug Mode!> ... Done
Clearing Watchdog ...

其它版本没有任何反应，只有2.05才有反应！

http://www.matsk.tk 欢迎灰客、大侠、虾米光临惠顾

matsk

604 回帖	2102 积分	791 小时在线时间

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[LV.50]初入江湖

发表于 2013-7-19 16:45

执行：brjtag.exe -probeonly /nocwd

C:\jtag>brjtag.exe -probeonly /nocwd

      ===============================================
      Broadcom EJTAG Debrick Utility v2.0.5-hugebird
      ===============================================

Probing bus ... Done

Detected IR Length is 5

CPU assumed running under LITTLE endian

CPU Chip ID: 00010000000010001100000101111111 (1008C17F)
*** Found a Broadcom manufactured HND Mips 74K(008C) REV 01 CPU ***

- EJTAG IMPCODE ....... : 01100000010000010100000000000000 (60414000)
- EJTAG Version ....... : 3.1
- EJTAG DMA Support ... : No
- EJTAG Implementation flags: R4k ASID_8 MIPS16 NoDMA MIPS32

Issuing Processor / Peripheral Reset ... Done
Enabling Memory Writes ... Skipped
Halting Processor ... <Processor did NOT enter Debug Mode!> ... Done
Clearing Watchdog ... Skipped
Loading CPU Configuration Code ... Skipped

Probing Flash at Address: 0x1FC00000 ...

http://www.matsk.tk 欢迎灰客、大侠、虾米光临惠顾

醉卧春秋