matsk 发表于 2013-7-19 16:34

jtag时出现错误，请高手帮忙看看！

本帖最后由 matsk 于 2013-7-19 16:35 编辑

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！


matsk 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 ...

chaohua27 发表于 2013-7-19 17:06


请善用论坛搜索！！！

https://www.right.com.cn/forum/thread-126448-1-1.html

matsk 发表于 2013-7-19 18:14

本帖最后由 matsk 于 2013-7-19 18:16 编辑

chaohua27 发表于 2013-7-19 17:06
请善用论坛搜索！！！

https://www.right.com.cn/forum/thread-126448-1-1.html
jtag在清空后执行写操作时碰到线中断了，反复再试无果，总是停留在“：

C:\jtag>brjtag -erase:nvram /fc:120 /pause

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


Probing bus ... Done

Detected IR Length is 5

CPU Chip ID: 00010101001101010111000101111111 (1535717F)
    CPU Manufature:Broadcom(17E)
    CPU Device ID :5357
    CPU Revision:1

*** Detected a CPU but not in build-in list ***

*** You can set /skipdetect let operate continue ***


C:\jtag>brjtag -erase:nvram /fc:120 /pause

      ===============================================
         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 Entered Debug Mode!> ... Done
Clearing Watchdog ... Done
Loading CPU Configuration Code ... Skipped
CPU Initalized! Press any key to continue...

*** Manually Selected a ST SPI compatible 128Mb   (16MB) from ST/Numonyx

    - Flash Chip Window Start .... : 1C000000
    - Flash Chip Window Length ... : 01000000
    - Selected Area Start ........ : 1C7E0000
    - Selected Area Length ....... : 00020000

*** You Selected to Erase the NVRAM.BIN ***

=========================
Erasing Routine Started
=========================
Total Blocks to Erase: 2

Erasing block: 127 (addr = 1C7E0000)...
在写操作到5%时无意间碰到线，出现中断了，再次尝试无果。

不知是不是需要编程器清空才行了！

hadsun 发表于 2013-7-19 22:21

编程器吧。。我也是遇到这个问题以后上的编程器

s117566815 发表于 2020-3-26 17:42

还有玩320的吗
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